./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound5.i --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_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/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_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/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_4dca0052-43d7-40a4-8c65-b67873d3b886/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 f7372e141bce7d93eac34ddc01970d0d3ee3e3dd05571cb5550acbf38c8c76e9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:04:57,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:04:57,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:04:57,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:04:57,567 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:04:57,586 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:04:57,587 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:04:57,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:04:57,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:04:57,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:04:57,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:04:57,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:04:57,588 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:04:57,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:04:57,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:04:57,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:04:57,589 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:04:57,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:04:57,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:04:57,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:04:57,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:04:57,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:04:57,590 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:04:57,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:04:57,590 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_4dca0052-43d7-40a4-8c65-b67873d3b886/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 -> f7372e141bce7d93eac34ddc01970d0d3ee3e3dd05571cb5550acbf38c8c76e9 [2024-12-06 04:04:57,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:04:57,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:04:57,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:04:57,841 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:04:57,841 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:04:57,842 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound5.i [2024-12-06 04:05:00,466 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/data/8bd559167/38a26d7d5ac4484d907ee5f67cb9e0a0/FLAG75dd8fb6b [2024-12-06 04:05:00,669 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:05:00,670 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound5.i [2024-12-06 04:05:00,676 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/data/8bd559167/38a26d7d5ac4484d907ee5f67cb9e0a0/FLAG75dd8fb6b [2024-12-06 04:05:01,052 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/data/8bd559167/38a26d7d5ac4484d907ee5f67cb9e0a0 [2024-12-06 04:05:01,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:05:01,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:05:01,055 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:05:01,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:05:01,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:05:01,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e4ca262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01, skipping insertion in model container [2024-12-06 04:05:01,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,070 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:05:01,171 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_4dca0052-43d7-40a4-8c65-b67873d3b886/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound5.i[951,964] [2024-12-06 04:05:01,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:05:01,194 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:05:01,204 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_4dca0052-43d7-40a4-8c65-b67873d3b886/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound5.i[951,964] [2024-12-06 04:05:01,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:05:01,222 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:05:01,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01 WrapperNode [2024-12-06 04:05:01,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:05:01,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:05:01,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:05:01,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:05:01,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,245 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2024-12-06 04:05:01,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:05:01,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:05:01,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:05:01,246 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:05:01,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,252 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,252 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,254 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,258 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:05:01,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:05:01,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:05:01,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:05:01,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:05:01,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:05:01,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:05:01,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:05:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:05:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:05:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:05:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:05:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:05:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:05:01,358 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:05:01,360 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:05:01,465 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 04:05:01,465 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:05:01,504 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:05:01,504 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 04:05:01,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:05:01 BoogieIcfgContainer [2024-12-06 04:05:01,505 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:05:01,505 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:05:01,505 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:05:01,512 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:05:01,512 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:05:01" (1/1) ... [2024-12-06 04:05:01,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:05:01,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:01,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2024-12-06 04:05:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2024-12-06 04:05:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:05:01,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:01,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:05:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:01,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:05:01,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:01,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2024-12-06 04:05:01,898 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2024-12-06 04:05:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:05:01,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:01,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-12-06 04:05:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-12-06 04:05:02,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:05:02,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:02,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:02,678 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:03,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-12-06 04:05:03,002 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-12-06 04:05:03,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:05:03,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:03,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:05:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:03,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 04:05:03,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:04,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:04,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2024-12-06 04:05:04,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2024-12-06 04:05:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 04:05:04,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:04,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:05:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:04,785 WARN L254 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 04:05:04,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:06,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:06,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 28 states and 58 transitions. [2024-12-06 04:05:06,428 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 58 transitions. [2024-12-06 04:05:06,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:05:06,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:06,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:05:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:06,485 WARN L254 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 04:05:06,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:06,735 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 33 states and 71 transitions. [2024-12-06 04:05:08,477 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 71 transitions. [2024-12-06 04:05:08,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:05:08,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:08,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:05:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 32 states and 64 transitions. [2024-12-06 04:05:09,334 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 64 transitions. [2024-12-06 04:05:09,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:05:09,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:09,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:05:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:12,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 35 states and 75 transitions. [2024-12-06 04:05:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 75 transitions. [2024-12-06 04:05:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:05:12,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:12,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:05:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:12,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 04:05:12,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:13,122 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:05:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 39 states and 86 transitions. [2024-12-06 04:05:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 86 transitions. [2024-12-06 04:05:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:05:14,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:14,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:05:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:15,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 04:05:15,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:15,644 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:05:17,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:17,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 99 transitions. [2024-12-06 04:05:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 99 transitions. [2024-12-06 04:05:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 04:05:17,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:17,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:17,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:18,447 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 04:05:19,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 45 states and 101 transitions. [2024-12-06 04:05:19,308 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 101 transitions. [2024-12-06 04:05:19,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 04:05:19,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:19,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:05:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:19,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-06 04:05:19,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:20,034 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 04:05:53,664 WARN L286 SmtUtils]: Spent 33.14s on a formula simplification that was a NOOP. DAG size: 62 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:06:25,263 WARN L286 SmtUtils]: Spent 31.02s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:06:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:26,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 48 states and 110 transitions. [2024-12-06 04:06:26,209 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 110 transitions. [2024-12-06 04:06:26,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 04:06:26,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:26,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:06:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:46,386 WARN L286 SmtUtils]: Spent 16.20s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:06:59,342 WARN L286 SmtUtils]: Spent 12.94s on a formula simplification. DAG size of input: 38 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:07:11,841 WARN L286 SmtUtils]: Spent 12.49s on a formula simplification. DAG size of input: 38 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:07:28,867 WARN L286 SmtUtils]: Spent 17.02s on a formula simplification. DAG size of input: 45 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:07:39,603 WARN L286 SmtUtils]: Spent 10.73s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:07:56,658 WARN L286 SmtUtils]: Spent 17.05s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:08:11,006 WARN L286 SmtUtils]: Spent 14.35s on a formula simplification. DAG size of input: 46 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:08:31,818 WARN L286 SmtUtils]: Spent 19.42s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:08:47,865 WARN L286 SmtUtils]: Spent 16.04s on a formula simplification. DAG size of input: 38 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:08:54,765 WARN L286 SmtUtils]: Spent 6.90s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:09:04,855 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:09:19,005 WARN L286 SmtUtils]: Spent 14.15s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:09:43,048 WARN L286 SmtUtils]: Spent 24.03s on a formula simplification. DAG size of input: 21 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:10:01,910 WARN L286 SmtUtils]: Spent 18.85s on a formula simplification. DAG size of input: 21 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 04:10:25,230 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 04:10:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:32,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 30 states and 45 transitions. [2024-12-06 04:10:32,738 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-12-06 04:10:32,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:10:32,739 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2024-12-06 04:10:32,749 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:10:33,550 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:10:33,550 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-12-06 04:10:33,550 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:10:33,550 INFO L77 FloydHoareUtils]: At program point L38-1(lines 38 47) the Hoare annotation is: (= (mod |ULTIMATE.start_main_~A~0#1| 4294967296) (mod (+ |ULTIMATE.start_main_~r~0#1| (* |ULTIMATE.start_main_~b~0#1| |ULTIMATE.start_main_~q~0#1|)) 4294967296)) [2024-12-06 04:10:33,550 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 37) the Hoare annotation is: (let ((.cse3 (mod |ULTIMATE.start_main_~r~0#1| 4294967296)) (.cse4 (= |ULTIMATE.start_main_~B~0#1| 1)) (.cse0 (<= (mod |ULTIMATE.start_main_~A~0#1| 4294967296) 5)) (.cse1 (= |ULTIMATE.start_main_~q~0#1| 0)) (.cse2 (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) (or (and (= |ULTIMATE.start_main_~b~0#1| 8) .cse0 .cse1 .cse2 (<= 4 .cse3) .cse4) (and (<= |ULTIMATE.start_main_~B~0#1| (div |ULTIMATE.start_main_~b~0#1| 2)) .cse0 (<= |ULTIMATE.start_main_~b~0#1| (* 2 |ULTIMATE.start_main_~B~0#1|)) (<= 1 .cse3) .cse1 .cse2 (= 2 |ULTIMATE.start_main_~b~0#1|)) (and (= |ULTIMATE.start_main_~b~0#1| 4) .cse0 .cse1 (<= 2 .cse3) .cse2 .cse4) (and (= |ULTIMATE.start_main_~b~0#1| 1) .cse0 .cse1 (= |ULTIMATE.start_main_~B~0#1| |ULTIMATE.start_main_~b~0#1|) .cse2))) [2024-12-06 04:10:33,551 INFO L77 FloydHoareUtils]: At program point L43-2(lines 38 47) the Hoare annotation is: true [2024-12-06 04:10:33,551 INFO L77 FloydHoareUtils]: At program point L39(lines 38 47) the Hoare annotation is: (= (mod |ULTIMATE.start_main_~A~0#1| 4294967296) (mod (+ |ULTIMATE.start_main_~r~0#1| (* |ULTIMATE.start_main_~b~0#1| |ULTIMATE.start_main_~q~0#1|)) 4294967296)) [2024-12-06 04:10:33,551 INFO L77 FloydHoareUtils]: At program point L19-2(lines 18 24) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 04:10:33,551 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 18 24) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 04:10:33,551 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 24) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-12-06 04:10:33,551 INFO L77 FloydHoareUtils]: At program point L20(lines 20 21) the Hoare annotation is: true [2024-12-06 04:10:33,551 INFO L77 FloydHoareUtils]: At program point L19(lines 19 22) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-12-06 04:10:33,551 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) the Hoare annotation is: true [2024-12-06 04:10:33,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:10:33 ImpRootNode [2024-12-06 04:10:33,566 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:10:33,567 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:10:33,567 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:10:33,567 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:10:33,568 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:05:01" (3/4) ... [2024-12-06 04:10:33,570 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:10:33,572 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 04:10:33,575 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-12-06 04:10:33,575 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 04:10:33,575 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 04:10:33,575 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:10:33,627 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:10:33,627 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:10:33,627 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:10:33,628 INFO L158 Benchmark]: Toolchain (without parser) took 332573.18ms. Allocated memory was 142.6MB in the beginning and 461.4MB in the end (delta: 318.8MB). Free memory was 117.7MB in the beginning and 285.4MB in the end (delta: -167.6MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. [2024-12-06 04:10:33,628 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:10:33,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 168.20ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 106.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:10:33,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.80ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:10:33,629 INFO L158 Benchmark]: Boogie Preprocessor took 13.22ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.4MB in the end (delta: 885.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:10:33,629 INFO L158 Benchmark]: RCFGBuilder took 244.69ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 91.5MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:10:33,629 INFO L158 Benchmark]: CodeCheck took 332061.21ms. Allocated memory was 142.6MB in the beginning and 461.4MB in the end (delta: 318.8MB). Free memory was 91.5MB in the beginning and 289.5MB in the end (delta: -198.0MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. [2024-12-06 04:10:33,630 INFO L158 Benchmark]: Witness Printer took 59.93ms. Allocated memory is still 461.4MB. Free memory was 289.5MB in the beginning and 285.4MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:10:33,631 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 331.2s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 333 SdHoareTripleChecker+Valid, 12.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 199 mSDsluCounter, 113 SdHoareTripleChecker+Invalid, 11.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 1574 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3591 IncrementalHoareTripleChecker+Invalid, 5165 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1574 mSolverCounterUnsat, 89 mSDtfsCounter, 3591 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2914 GetRequests, 2632 SyntacticMatches, 62 SemanticMatches, 220 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26890 ImplicationChecksByTransitivity, 110.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 243.6s InterpolantComputationTime, 234 NumberOfCodeBlocks, 234 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 2353 SizeOfPredicates, 13 NumberOfNonLiveVariables, 424 ConjunctsInSsa, 190 ConjunctsInUnsatCore, 13 InterpolantComputations, 2 PerfectInterpolantSequences, 104/200 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: 21]: 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: 34]: Loop Invariant Derived loop invariant: (((((((((b == 8) && (A <= 5)) && (q == 0)) && (A == r)) && (4 <= r)) && (B == 1)) || (((((((B <= (b / 2)) && (A <= 5)) && (b <= ((long long) 2 * B))) && (1 <= r)) && (q == 0)) && (A == r)) && (2 == b))) || ((((((b == 4) && (A <= 5)) && (q == 0)) && (2 <= r)) && (A == r)) && (B == 1))) || (((((b == 1) && (A <= 5)) && (q == 0)) && (B == b)) && (A == r))) - ProcedureContractResult [Line: 18]: 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 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 168.20ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 106.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.80ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.22ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.4MB in the end (delta: 885.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 244.69ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 91.5MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 332061.21ms. Allocated memory was 142.6MB in the beginning and 461.4MB in the end (delta: 318.8MB). Free memory was 91.5MB in the beginning and 289.5MB in the end (delta: -198.0MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. * Witness Printer took 59.93ms. Allocated memory is still 461.4MB. Free memory was 289.5MB in the beginning and 285.4MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:10:33,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dca0052-43d7-40a4-8c65-b67873d3b886/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