./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-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_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/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_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/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_211041f0-38be-4353-a604-629b89db90e0/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 95c338a7a91abcfb8302c7314ea1de7bdde280884a10e8d539233a34032b9a5d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:20:17,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:20:17,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:20:17,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:20:17,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:20:17,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:20:17,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:20:17,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:20:17,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:20:17,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:20:17,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:20:17,848 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:20:17,848 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:20:17,849 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:20:17,849 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:20:17,850 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:20:17,850 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:20:17,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:20:17,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:20:17,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:20:17,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:20:17,850 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:20:17,850 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:20:17,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:20:17,850 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_211041f0-38be-4353-a604-629b89db90e0/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 -> 95c338a7a91abcfb8302c7314ea1de7bdde280884a10e8d539233a34032b9a5d [2024-12-06 04:20:18,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:20:18,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:20:18,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:20:18,053 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:20:18,053 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:20:18,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c [2024-12-06 04:20:20,634 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/data/3f0daf98e/f4b8765c3d0a4e95acb099207f0d664b/FLAGdd8fb4d8f [2024-12-06 04:20:20,835 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:20:20,835 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c [2024-12-06 04:20:20,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/data/3f0daf98e/f4b8765c3d0a4e95acb099207f0d664b/FLAGdd8fb4d8f [2024-12-06 04:20:21,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/data/3f0daf98e/f4b8765c3d0a4e95acb099207f0d664b [2024-12-06 04:20:21,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:20:21,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:20:21,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:20:21,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:20:21,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:20:21,228 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15651530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21, skipping insertion in model container [2024-12-06 04:20:21,229 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:20:21,368 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_211041f0-38be-4353-a604-629b89db90e0/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c[576,589] [2024-12-06 04:20:21,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:20:21,393 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:20:21,403 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_211041f0-38be-4353-a604-629b89db90e0/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c[576,589] [2024-12-06 04:20:21,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:20:21,422 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:20:21,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21 WrapperNode [2024-12-06 04:20:21,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:20:21,423 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:20:21,423 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:20:21,423 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:20:21,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,449 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-12-06 04:20:21,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:20:21,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:20:21,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:20:21,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:20:21,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,458 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,461 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:20:21,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:20:21,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:20:21,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:20:21,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:20:21,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:20:21,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:20:21,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:20:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:20:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:20:21,527 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:20:21,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:20:21,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:20:21,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:20:21,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:20:21,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:20:21,578 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:20:21,579 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:20:21,678 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 04:20:21,678 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:20:21,697 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:20:21,697 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 04:20:21,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:20:21 BoogieIcfgContainer [2024-12-06 04:20:21,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:20:21,698 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:20:21,698 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:20:21,705 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:20:21,705 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:20:21" (1/1) ... [2024-12-06 04:20:21,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:20:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-12-06 04:20:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-06 04:20:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:20:21,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:21,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:21,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:20:21,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:21,955 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 04:20:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:22,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-12-06 04:20:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-12-06 04:20:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:20:22,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:22,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:22,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:20:22,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:22,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 04:20:22,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-12-06 04:20:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-12-06 04:20:22,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 04:20:22,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:22,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 04:20:22,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:22,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 57 transitions. [2024-12-06 04:20:22,713 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2024-12-06 04:20:22,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 04:20:22,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:22,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:22,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:20:22,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 04:20:22,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 58 transitions. [2024-12-06 04:20:22,849 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2024-12-06 04:20:22,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 04:20:22,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:22,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:22,942 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 04:20:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:23,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 61 transitions. [2024-12-06 04:20:23,078 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2024-12-06 04:20:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:20:23,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:23,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:23,260 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:20:23,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:23,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 75 transitions. [2024-12-06 04:20:23,865 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2024-12-06 04:20:23,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:20:23,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:23,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:24,101 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-06 04:20:24,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:24,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 47 states and 83 transitions. [2024-12-06 04:20:24,518 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2024-12-06 04:20:24,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:20:24,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:24,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-06 04:20:24,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:24,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 49 states and 84 transitions. [2024-12-06 04:20:24,712 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2024-12-06 04:20:24,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:20:24,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:24,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:24,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 04:20:24,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-12-06 04:20:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:26,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 101 transitions. [2024-12-06 04:20:26,602 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 101 transitions. [2024-12-06 04:20:26,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:20:26,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:26,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:26,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 04:20:26,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:26,794 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 04:20:27,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:27,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 58 states and 103 transitions. [2024-12-06 04:20:27,111 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 103 transitions. [2024-12-06 04:20:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:20:27,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:27,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:27,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 04:20:27,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-12-06 04:20:27,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 61 states and 111 transitions. [2024-12-06 04:20:27,568 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 111 transitions. [2024-12-06 04:20:27,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 04:20:27,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:27,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-12-06 04:20:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:28,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 64 states and 116 transitions. [2024-12-06 04:20:28,046 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2024-12-06 04:20:28,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 04:20:28,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:28,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:28,112 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-12-06 04:20:28,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 67 states and 121 transitions. [2024-12-06 04:20:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 121 transitions. [2024-12-06 04:20:28,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 04:20:28,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:28,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:28,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 04:20:28,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-12-06 04:20:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 83 states and 155 transitions. [2024-12-06 04:20:33,023 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 155 transitions. [2024-12-06 04:20:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 04:20:33,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:33,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:33,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 04:20:33,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:33,384 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 04:20:34,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:34,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 85 states and 162 transitions. [2024-12-06 04:20:34,551 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2024-12-06 04:20:34,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 04:20:34,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:34,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:35,202 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 66 proven. 12 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 04:20:37,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 98 states and 185 transitions. [2024-12-06 04:20:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 185 transitions. [2024-12-06 04:20:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 04:20:37,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:37,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-12-06 04:20:38,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:38,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 99 states and 187 transitions. [2024-12-06 04:20:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 187 transitions. [2024-12-06 04:20:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 04:20:38,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:38,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:38,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:38,465 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-12-06 04:20:39,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 102 states and 197 transitions. [2024-12-06 04:20:39,698 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 197 transitions. [2024-12-06 04:20:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 04:20:39,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:39,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:20:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:40,092 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-12-06 04:20:41,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:41,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 37 states and 56 transitions. [2024-12-06 04:20:41,137 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2024-12-06 04:20:41,138 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:20:41,138 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2024-12-06 04:20:41,145 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:20:41,406 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L64(line 64) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (not (and (<= 0 |ULTIMATE.start_main_~x~0#1|) (< (* |ULTIMATE.start_main_~y~0#1| 4) (+ 2 |ULTIMATE.start_main_~x~0#1|)) (<= |ULTIMATE.start_main_~x~0#1| 2))) [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 2)) [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L29-1(line 29) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 2)) [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L50(lines 47 59) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L40(lines 38 62) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L38-2(lines 38 62) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L38-3(lines 38 62) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L55(line 55) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L55-1(line 55) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L49(line 49) the Hoare annotation is: true [2024-12-06 04:20:41,407 INFO L77 FloydHoareUtils]: At program point L47-2(lines 47 59) the Hoare annotation is: true [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point L47-3(lines 47 59) the Hoare annotation is: true [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: true [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 13) the Hoare annotation is: true [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 11 13) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (< __VERIFIER_assert_~cond 1) (not (= __VERIFIER_assert_~cond 0)))) [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: true [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: true [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-12-06 04:20:41,408 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-12-06 04:20:41,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:20:41 ImpRootNode [2024-12-06 04:20:41,419 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:20:41,420 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:20:41,420 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:20:41,420 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:20:41,421 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:20:21" (3/4) ... [2024-12-06 04:20:41,423 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:20:41,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 04:20:41,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 04:20:41,428 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-06 04:20:41,428 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 04:20:41,428 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 04:20:41,429 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:20:41,497 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:20:41,497 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:20:41,497 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:20:41,498 INFO L158 Benchmark]: Toolchain (without parser) took 20276.48ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 93.6MB in the beginning and 112.7MB in the end (delta: -19.1MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2024-12-06 04:20:41,499 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:20:41,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.65ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 82.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:20:41,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.44ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 80.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:20:41,499 INFO L158 Benchmark]: Boogie Preprocessor took 18.16ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.2MB in the end (delta: 660.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:20:41,500 INFO L158 Benchmark]: RCFGBuilder took 229.00ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 68.7MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:20:41,500 INFO L158 Benchmark]: CodeCheck took 19720.95ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 68.7MB in the beginning and 118.6MB in the end (delta: -49.9MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-12-06 04:20:41,500 INFO L158 Benchmark]: Witness Printer took 77.67ms. Allocated memory is still 209.7MB. Free memory was 118.6MB in the beginning and 112.7MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:20:41,502 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, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.4s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1561 SdHoareTripleChecker+Valid, 8.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 406 mSDsluCounter, 1031 SdHoareTripleChecker+Invalid, 7.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 226 mSDsCounter, 1795 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5447 IncrementalHoareTripleChecker+Invalid, 7242 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1795 mSolverCounterUnsat, 805 mSDtfsCounter, 5447 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7870 GetRequests, 7486 SyntacticMatches, 114 SemanticMatches, 270 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37293 ImplicationChecksByTransitivity, 15.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 983 NumberOfCodeBlocks, 983 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 964 ConstructedInterpolants, 0 QuantifiedInterpolants, 2509 SizeOfPredicates, 19 NumberOfNonLiveVariables, 914 ConjunctsInSsa, 128 ConjunctsInUnsatCore, 19 InterpolantComputations, 4 PerfectInterpolantSequences, 2316/2430 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: 17]: 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 - ProcedureContractResult [Line: 11]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.65ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 82.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.44ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 80.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.16ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.2MB in the end (delta: 660.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 229.00ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 68.7MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 19720.95ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 68.7MB in the beginning and 118.6MB in the end (delta: -49.9MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Witness Printer took 77.67ms. Allocated memory is still 209.7MB. Free memory was 118.6MB in the beginning and 112.7MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:20:41,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_211041f0-38be-4353-a604-629b89db90e0/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