./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.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_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/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_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/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_3eb404f4-33d7-4858-831e-453cf7490e4d/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 386c3e7d1ea789c9c3d2e7e38148627ea5f6d60be4bd0eecc87000a545db7275 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:47:36,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:47:36,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:47:36,592 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:47:36,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:47:36,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:47:36,611 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:47:36,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:47:36,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:47:36,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:47:36,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:47:36,612 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:47:36,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:47:36,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:47:36,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:47:36,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:47:36,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:47:36,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:47:36,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:47:36,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:47:36,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:47:36,613 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:47:36,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:47:36,613 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_3eb404f4-33d7-4858-831e-453cf7490e4d/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 -> 386c3e7d1ea789c9c3d2e7e38148627ea5f6d60be4bd0eecc87000a545db7275 [2024-12-06 01:47:36,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:47:36,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:47:36,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:47:36,857 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:47:36,858 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:47:36,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c [2024-12-06 01:47:39,539 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data/001943ab0/a0dbe0b435114ed7969eb8f0b76b3de5/FLAG79109f037 [2024-12-06 01:47:39,750 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:47:39,750 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c [2024-12-06 01:47:39,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data/001943ab0/a0dbe0b435114ed7969eb8f0b76b3de5/FLAG79109f037 [2024-12-06 01:47:40,116 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data/001943ab0/a0dbe0b435114ed7969eb8f0b76b3de5 [2024-12-06 01:47:40,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:47:40,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:47:40,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:47:40,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:47:40,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:47:40,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ef688b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40, skipping insertion in model container [2024-12-06 01:47:40,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,134 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:47:40,235 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_3eb404f4-33d7-4858-831e-453cf7490e4d/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c[712,725] [2024-12-06 01:47:40,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:47:40,255 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:47:40,262 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_3eb404f4-33d7-4858-831e-453cf7490e4d/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c[712,725] [2024-12-06 01:47:40,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:47:40,275 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:47:40,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40 WrapperNode [2024-12-06 01:47:40,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:47:40,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:47:40,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:47:40,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:47:40,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,298 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-12-06 01:47:40,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:47:40,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:47:40,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:47:40,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:47:40,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,308 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,309 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:47:40,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:47:40,316 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:47:40,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:47:40,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:47:40,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:47:40,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:47:40,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:47:40,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:47:40,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:47:40,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:47:40,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:47:40,416 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:47:40,418 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:47:40,493 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 01:47:40,493 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:47:40,529 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:47:40,529 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:47:40,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:47:40 BoogieIcfgContainer [2024-12-06 01:47:40,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:47:40,530 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:47:40,530 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:47:40,537 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:47:40,538 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:47:40" (1/1) ... [2024-12-06 01:47:40,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:47:40,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:47:40,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-06 01:47:40,589 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-06 01:47:40,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 01:47:40,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:47:40,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:47:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:47:40,660 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:47:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:47:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:47:40,699 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:47:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:47:40,712 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:47:40,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:47:40 ImpRootNode [2024-12-06 01:47:40,728 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:47:40,729 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:47:40,729 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:47:40,729 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:47:40,729 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:47:40" (3/4) ... [2024-12-06 01:47:40,732 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:47:40,732 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:47:40,733 INFO L158 Benchmark]: Toolchain (without parser) took 614.38ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 58.9MB in the end (delta: 34.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:47:40,734 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:47:40,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 156.52ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 82.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:47:40,734 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.04ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:47:40,735 INFO L158 Benchmark]: Boogie Preprocessor took 15.79ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.6MB in the end (delta: 784.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:47:40,735 INFO L158 Benchmark]: RCFGBuilder took 213.88ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 69.9MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:47:40,736 INFO L158 Benchmark]: CodeCheck took 198.29ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 59.1MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:47:40,736 INFO L158 Benchmark]: Witness Printer took 3.68ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 58.9MB in the end (delta: 261.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:47:40,738 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, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 33, overapproximation of someBinaryArithmeticDOUBLEoperation at line 29, overapproximation of someBinaryDOUBLEComparisonOperation at line 28. Possible FailurePath: [L25] int r; [L26] double a, x; [L27] a = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(a>=0 && a<=10) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=10) [L29] x = a / 2.0 [L30] r = 0 VAL [r=0] [L33] CALL __VERIFIER_assert((int)(r*r - a - r + 2*x) == 0) VAL [\old(cond)=0] [L17] COND TRUE !(cond) VAL [\old(cond)=0] [L19] reach_error() VAL [\old(cond)=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 156.52ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 82.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.04ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.79ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.6MB in the end (delta: 784.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 213.88ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 69.9MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 198.29ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 59.1MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.68ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 58.9MB in the end (delta: 261.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:47:40,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/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_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/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 386c3e7d1ea789c9c3d2e7e38148627ea5f6d60be4bd0eecc87000a545db7275 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:47:42,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:47:42,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:47:42,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:47:42,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:47:42,965 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:47:42,965 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:47:42,965 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:47:42,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:47:42,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:47:42,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:47:42,967 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:47:42,967 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:47:42,967 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:47:42,967 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:47:42,967 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:47:42,967 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:47:42,967 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:47:42,967 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:47:42,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:47:42,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:47:42,968 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:47:42,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:47:42,968 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:47:42,968 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:47:42,968 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:47:42,968 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_3eb404f4-33d7-4858-831e-453cf7490e4d/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 -> 386c3e7d1ea789c9c3d2e7e38148627ea5f6d60be4bd0eecc87000a545db7275 [2024-12-06 01:47:43,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:47:43,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:47:43,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:47:43,228 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:47:43,228 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:47:43,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c [2024-12-06 01:47:45,931 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data/fa59f970f/9a16dc7f2a9145708b7f3e81d275dacf/FLAG3a9a5e497 [2024-12-06 01:47:46,097 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:47:46,098 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c [2024-12-06 01:47:46,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data/fa59f970f/9a16dc7f2a9145708b7f3e81d275dacf/FLAG3a9a5e497 [2024-12-06 01:47:46,121 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/data/fa59f970f/9a16dc7f2a9145708b7f3e81d275dacf [2024-12-06 01:47:46,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:47:46,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:47:46,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:47:46,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:47:46,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:47:46,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@491db1bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46, skipping insertion in model container [2024-12-06 01:47:46,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,145 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:47:46,282 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_3eb404f4-33d7-4858-831e-453cf7490e4d/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c[712,725] [2024-12-06 01:47:46,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:47:46,310 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:47:46,321 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_3eb404f4-33d7-4858-831e-453cf7490e4d/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound10.c[712,725] [2024-12-06 01:47:46,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:47:46,342 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:47:46,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46 WrapperNode [2024-12-06 01:47:46,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:47:46,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:47:46,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:47:46,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:47:46,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,375 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-12-06 01:47:46,375 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:47:46,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:47:46,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:47:46,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:47:46,383 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,385 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,391 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,396 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,397 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:47:46,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:47:46,400 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:47:46,400 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:47:46,401 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:47:46" (1/1) ... [2024-12-06 01:47:46,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:47:46,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:47:46,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:47:46,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:47:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:47:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:47:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:47:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:47:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:47:46,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:47:46,522 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:47:46,524 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:47:47,234 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 01:47:47,234 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:47:47,282 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:47:47,283 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:47:47,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:47:47 BoogieIcfgContainer [2024-12-06 01:47:47,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:47:47,284 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:47:47,284 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:47:47,296 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:47:47,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:47:47" (1/1) ... [2024-12-06 01:47:47,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:47:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:47:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-06 01:47:47,357 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-06 01:47:47,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 01:47:47,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:47:47,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:47:47,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:47:47,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:47:47,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:47:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:47:48,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:47:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:47:58,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:47:58,216 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:47:58,220 INFO L158 Benchmark]: Toolchain (without parser) took 12095.44ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 65.7MB in the end (delta: 4.2MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-12-06 01:47:58,221 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:47:58,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.92ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 58.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:47:58,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.98ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:47:58,222 INFO L158 Benchmark]: Boogie Preprocessor took 23.87ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.0MB in the end (delta: 954.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:47:58,222 INFO L158 Benchmark]: RCFGBuilder took 883.22ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 43.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:47:58,223 INFO L158 Benchmark]: CodeCheck took 10935.11ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 65.7MB in the end (delta: -22.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:47:58,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.92ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 58.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.98ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.87ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.0MB in the end (delta: 954.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 883.22ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 43.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10935.11ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 65.7MB in the end (delta: -22.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:47:58,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb404f4-33d7-4858-831e-453cf7490e4d/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown