./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.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_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/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_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/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_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/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 baeebe831189d0208212eeaf417b83dac95cdcd24131565645f78fcbd5cf583c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:05:45,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:05:45,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:05:45,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:05:45,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:05:45,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:05:45,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:05:45,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:05:45,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:05:45,888 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:05:45,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:05:45,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:05:45,889 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:05:45,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:05:45,889 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:05:45,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:05:45,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:05:45,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:05:45,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:05:45,890 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:05:45,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:05:45,890 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:05:45,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:05:45,890 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:05:45,890 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:05:45,890 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:05:45,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:05:45,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:05:45,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:05:45,891 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:05:45,891 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:05:45,891 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:05:45,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:05:45,891 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_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/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 -> baeebe831189d0208212eeaf417b83dac95cdcd24131565645f78fcbd5cf583c [2024-12-06 03:05:46,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:05:46,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:05:46,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:05:46,156 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:05:46,157 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:05:46,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c [2024-12-06 03:05:48,871 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/data/dd35b74e7/7f3f8a243fde4201989fefc0257b80a4/FLAG99b54a8c4 [2024-12-06 03:05:49,037 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:05:49,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c [2024-12-06 03:05:49,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/data/dd35b74e7/7f3f8a243fde4201989fefc0257b80a4/FLAG99b54a8c4 [2024-12-06 03:05:49,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/data/dd35b74e7/7f3f8a243fde4201989fefc0257b80a4 [2024-12-06 03:05:49,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:05:49,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:05:49,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:05:49,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:05:49,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:05:49,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d0e229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49, skipping insertion in model container [2024-12-06 03:05:49,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,083 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:05:49,212 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_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c[458,471] [2024-12-06 03:05:49,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:05:49,236 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:05:49,246 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_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c[458,471] [2024-12-06 03:05:49,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:05:49,264 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:05:49,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49 WrapperNode [2024-12-06 03:05:49,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:05:49,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:05:49,266 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:05:49,266 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:05:49,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,293 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-12-06 03:05:49,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:05:49,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:05:49,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:05:49,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:05:49,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,305 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,311 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:05:49,312 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:05:49,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:05:49,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:05:49,313 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:05:49,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:05:49,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:05:49,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:05:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:05:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:05:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:05:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:05:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:05:49,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:05:49,412 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:05:49,413 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:05:49,508 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 03:05:49,508 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:05:49,526 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:05:49,527 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:05:49,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:05:49 BoogieIcfgContainer [2024-12-06 03:05:49,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:05:49,528 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:05:49,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:05:49,538 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:05:49,538 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:05:49" (1/1) ... [2024-12-06 03:05:49,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:05:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:49,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-12-06 03:05:49,597 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-12-06 03:05:49,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:05:49,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:49,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:49,726 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 03:05:49,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-06 03:05:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-06 03:05:49,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:05:49,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:49,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:49,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 03:05:49,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:49,891 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 03:05:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-12-06 03:05:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-12-06 03:05:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:05:49,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:49,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:50,062 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 03:05:50,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:50,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-12-06 03:05:50,294 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-06 03:05:50,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:05:50,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:50,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:50,456 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 03:05:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 03:05:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 03:05:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:05:50,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:50,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:50,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:05:50,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:50,946 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:05:51,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-12-06 03:05:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-12-06 03:05:51,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:05:51,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:51,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:51,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 03:05:51,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:05:51,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:51,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-12-06 03:05:51,617 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-12-06 03:05:51,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:05:51,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:51,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:51,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 03:05:51,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:05:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-12-06 03:05:52,262 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-12-06 03:05:52,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 03:05:52,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:52,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:52,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-06 03:05:52,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:52,498 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 03:05:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 57 transitions. [2024-12-06 03:05:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2024-12-06 03:05:52,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 03:05:52,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:52,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:53,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 03:05:53,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 03:05:53,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:53,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-12-06 03:05:53,622 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-12-06 03:05:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 03:05:53,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:53,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:53,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-06 03:05:53,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:53,831 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 11 proven. 94 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 03:05:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:54,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2024-12-06 03:05:54,255 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2024-12-06 03:05:54,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 03:05:54,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:54,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:54,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-06 03:05:54,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:54,531 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 13 proven. 124 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 03:05:55,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2024-12-06 03:05:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2024-12-06 03:05:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 03:05:55,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:55,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:55,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 03:05:55,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:55,464 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 36 proven. 137 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-06 03:05:56,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 54 states and 85 transitions. [2024-12-06 03:05:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 85 transitions. [2024-12-06 03:05:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 03:05:56,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:56,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:56,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-06 03:05:56,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:57,279 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 41 proven. 172 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-06 03:05:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:58,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 58 states and 92 transitions. [2024-12-06 03:05:58,442 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 92 transitions. [2024-12-06 03:05:58,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 03:05:58,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:58,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:58,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-06 03:05:58,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:05:59,045 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 75 proven. 230 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 03:05:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 62 states and 99 transitions. [2024-12-06 03:05:59,747 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 99 transitions. [2024-12-06 03:05:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 03:05:59,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:59,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:05:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:05:59,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 03:05:59,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:06:00,968 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 301 proven. 4 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-06 03:06:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:02,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 88 transitions. [2024-12-06 03:06:02,512 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2024-12-06 03:06:02,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 03:06:02,513 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-12-06 03:06:02,520 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 03:06:02,802 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 03:06:02,802 INFO L77 FloydHoareUtils]: At program point L27-1(lines 27 36) the Hoare annotation is: true [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 36) the Hoare annotation is: true [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point L27-4(lines 27 36) the Hoare annotation is: true [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point L27-5(lines 27 36) the Hoare annotation is: true [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point L28(lines 27 36) the Hoare annotation is: (= (* 6 |ULTIMATE.start_main_~x~0#1|) (+ (* 3 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|) 2) |ULTIMATE.start_main_~y~0#1|)) [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point L11(lines 11 12) the Hoare annotation is: true [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point L10(lines 10 13) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-12-06 03:06:02,803 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 03:06:02,804 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-12-06 03:06:02,804 INFO L77 FloydHoareUtils]: At program point L10-2(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 03:06:02,804 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) the Hoare annotation is: true [2024-12-06 03:06:02,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:06:02 ImpRootNode [2024-12-06 03:06:02,815 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:06:02,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:06:02,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:06:02,816 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:06:02,817 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:05:49" (3/4) ... [2024-12-06 03:06:02,818 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 03:06:02,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 03:06:02,823 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 03:06:02,823 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 03:06:02,823 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 03:06:02,823 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 03:06:02,887 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:06:02,887 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:06:02,887 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:06:02,888 INFO L158 Benchmark]: Toolchain (without parser) took 13825.27ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 92.7MB in the beginning and 165.7MB in the end (delta: -73.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-12-06 03:06:02,889 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:02,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.08ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:06:02,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.53ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:02,890 INFO L158 Benchmark]: Boogie Preprocessor took 17.24ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 775.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:06:02,890 INFO L158 Benchmark]: RCFGBuilder took 215.54ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 69.5MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:06:02,890 INFO L158 Benchmark]: CodeCheck took 13287.36ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 69.4MB in the beginning and 170.2MB in the end (delta: -100.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:02,891 INFO L158 Benchmark]: Witness Printer took 71.53ms. Allocated memory is still 209.7MB. Free memory was 170.2MB in the beginning and 165.7MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:02,893 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.0s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 785 SdHoareTripleChecker+Valid, 4.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 458 mSDsluCounter, 1339 SdHoareTripleChecker+Invalid, 4.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 986 mSDsCounter, 922 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1754 IncrementalHoareTripleChecker+Invalid, 2676 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 922 mSolverCounterUnsat, 353 mSDtfsCounter, 1754 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4371 GetRequests, 3989 SyntacticMatches, 220 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12988 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 638 NumberOfCodeBlocks, 638 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 623 ConstructedInterpolants, 0 QuantifiedInterpolants, 2361 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1926 ConjunctsInSsa, 363 ConjunctsInUnsatCore, 15 InterpolantComputations, 3 PerfectInterpolantSequences, 1187/2092 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: 12]: 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: 9]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: ((cond != 0) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.08ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.53ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.24ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 775.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 215.54ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 69.5MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 13287.36ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 69.4MB in the beginning and 170.2MB in the end (delta: -100.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 71.53ms. Allocated memory is still 209.7MB. Free memory was 170.2MB in the beginning and 165.7MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 03:06:02,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a7e6e3-b8ff-4b66-a46a-094f85515de1/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