./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.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_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/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_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/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_589ea1ec-203d-4efb-b8fc-e6263e313a96/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 4fec5b098aa2c60671d1780ba812b42b15ac9ae3aabb25670634981b4519504b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:37:01,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:37:01,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:37:01,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:37:01,478 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:37:01,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:37:01,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:37:01,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:37:01,496 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:37:01,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:37:01,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:37:01,497 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:37:01,498 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:37:01,498 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:37:01,498 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:37:01,498 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:37:01,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:37:01,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:01,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:37:01,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:37:01,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:37:01,498 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:37:01,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:37:01,498 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_589ea1ec-203d-4efb-b8fc-e6263e313a96/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 -> 4fec5b098aa2c60671d1780ba812b42b15ac9ae3aabb25670634981b4519504b [2024-12-06 04:37:01,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:37:01,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:37:01,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:37:01,719 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:37:01,720 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:37:01,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c [2024-12-06 04:37:04,503 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data/e54b65e60/9c3589eb8b0d4b76a36f5e9e78605f26/FLAGf81e34c4a [2024-12-06 04:37:04,672 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:37:04,672 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c [2024-12-06 04:37:04,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data/e54b65e60/9c3589eb8b0d4b76a36f5e9e78605f26/FLAGf81e34c4a [2024-12-06 04:37:04,693 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data/e54b65e60/9c3589eb8b0d4b76a36f5e9e78605f26 [2024-12-06 04:37:04,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:37:04,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:37:04,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:04,699 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:37:04,703 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:37:04,704 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,705 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@447c85de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04, skipping insertion in model container [2024-12-06 04:37:04,705 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:37:04,848 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_589ea1ec-203d-4efb-b8fc-e6263e313a96/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c[709,722] [2024-12-06 04:37:04,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:04,877 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:37:04,886 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_589ea1ec-203d-4efb-b8fc-e6263e313a96/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c[709,722] [2024-12-06 04:37:04,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:04,907 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:37:04,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04 WrapperNode [2024-12-06 04:37:04,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:04,908 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:04,908 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:37:04,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:37:04,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,920 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,934 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39 [2024-12-06 04:37:04,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:04,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:37:04,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:37:04,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:37:04,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,947 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,952 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:37:04,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:37:04,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:37:04,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:37:04,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:04" (1/1) ... [2024-12-06 04:37:04,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:04,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:37:04,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:37:04,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:37:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:37:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:37:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:37:05,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:37:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:37:05,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:37:05,065 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:37:05,067 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:37:05,171 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-06 04:37:05,172 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:37:05,204 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:37:05,204 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:37:05,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:05 BoogieIcfgContainer [2024-12-06 04:37:05,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:37:05,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:37:05,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:37:05,214 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:37:05,214 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:05" (1/1) ... [2024-12-06 04:37:05,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:37:05,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:05,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-12-06 04:37:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-12-06 04:37:05,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:37:05,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:05,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:37:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:37:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:37:05,360 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:37:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:37:05,379 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:37:05,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:37:05 ImpRootNode [2024-12-06 04:37:05,395 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:37:05,396 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:37:05,396 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:37:05,396 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:37:05,397 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:05" (3/4) ... [2024-12-06 04:37:05,398 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:37:05,399 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:37:05,400 INFO L158 Benchmark]: Toolchain (without parser) took 702.64ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 57.0MB in the end (delta: 35.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 04:37:05,400 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:05,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.05ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:37:05,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.56ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:37:05,401 INFO L158 Benchmark]: Boogie Preprocessor took 18.62ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 79.1MB in the end (delta: 776.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:05,401 INFO L158 Benchmark]: RCFGBuilder took 250.08ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 67.5MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:37:05,402 INFO L158 Benchmark]: CodeCheck took 190.27ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 57.2MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:37:05,402 INFO L158 Benchmark]: Witness Printer took 3.34ms. Allocated memory is still 117.4MB. Free memory was 57.2MB in the beginning and 57.0MB in the end (delta: 198.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:05,404 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, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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 34, overapproximation of someBinaryDOUBLEComparisonOperation at line 28. Possible FailurePath: [L25] int r; [L26] double a, x, s; [L27] a = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(a>=0 && a<=100) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=100) [L29] x = a [L30] s = 3.25 [L31] r = 1 VAL [r=1] [L34] CALL __VERIFIER_assert((int)(4*s) - 12*r*r == 1) 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 209.05ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.56ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.62ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 79.1MB in the end (delta: 776.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 250.08ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 67.5MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 190.27ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 57.2MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.34ms. Allocated memory is still 117.4MB. Free memory was 57.2MB in the beginning and 57.0MB in the end (delta: 198.7kB). 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 04:37:05,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/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_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/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_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/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_589ea1ec-203d-4efb-b8fc-e6263e313a96/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 4fec5b098aa2c60671d1780ba812b42b15ac9ae3aabb25670634981b4519504b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:37:07,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:37:07,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:37:07,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:37:07,434 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:37:07,434 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:37:07,435 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:37:07,435 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:37:07,435 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:37:07,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:37:07,435 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:37:07,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:37:07,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:37:07,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:37:07,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:37:07,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:37:07,436 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:37:07,436 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:37:07,436 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:37:07,436 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:37:07,436 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:37:07,436 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:37:07,436 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:37:07,436 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:37:07,437 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:37:07,437 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:37:07,437 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:07,437 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:37:07,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:37:07,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:07,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:37:07,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:37:07,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:37:07,438 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:37:07,438 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:07,438 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:37:07,438 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_589ea1ec-203d-4efb-b8fc-e6263e313a96/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 -> 4fec5b098aa2c60671d1780ba812b42b15ac9ae3aabb25670634981b4519504b [2024-12-06 04:37:07,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:37:07,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:37:07,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:37:07,679 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:37:07,679 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:37:07,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c [2024-12-06 04:37:10,331 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data/3554f00aa/436d209ed16b41c38f64d9d46141af11/FLAGbf77d8cc0 [2024-12-06 04:37:10,546 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:37:10,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c [2024-12-06 04:37:10,554 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data/3554f00aa/436d209ed16b41c38f64d9d46141af11/FLAGbf77d8cc0 [2024-12-06 04:37:10,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/data/3554f00aa/436d209ed16b41c38f64d9d46141af11 [2024-12-06 04:37:10,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:37:10,571 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:37:10,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:10,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:37:10,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:37:10,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a92a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10, skipping insertion in model container [2024-12-06 04:37:10,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,588 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:37:10,698 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_589ea1ec-203d-4efb-b8fc-e6263e313a96/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c[709,722] [2024-12-06 04:37:10,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:10,730 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:37:10,739 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_589ea1ec-203d-4efb-b8fc-e6263e313a96/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound100.c[709,722] [2024-12-06 04:37:10,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:10,762 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:37:10,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10 WrapperNode [2024-12-06 04:37:10,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:10,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:10,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:37:10,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:37:10,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,776 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,793 INFO L138 Inliner]: procedures = 15, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-12-06 04:37:10,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:10,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:37:10,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:37:10,794 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:37:10,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,803 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,804 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,811 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,815 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:37:10,820 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:37:10,820 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:37:10,820 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:37:10,821 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:10" (1/1) ... [2024-12-06 04:37:10,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:10,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:37:10,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:37:10,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:37:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:37:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:37:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:37:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:37:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:37:10,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:37:10,935 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:37:10,937 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:37:14,020 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 04:37:14,020 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:37:14,063 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:37:14,063 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:37:14,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:14 BoogieIcfgContainer [2024-12-06 04:37:14,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:37:14,064 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:37:14,064 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:37:14,072 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:37:14,072 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:14" (1/1) ... [2024-12-06 04:37:14,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:37:14,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:14,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-12-06 04:37:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-12-06 04:37:14,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:37:14,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:14,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:14,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:14,122 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:14,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:37:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:14,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:14,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:37:14,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:37:14,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:37:16,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:37:21,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:37:25,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:37:35,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:37:45,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:37:50,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:38:00,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:38:10,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:38:12,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:12,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 32 transitions. [2024-12-06 04:38:12,366 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 32 transitions. [2024-12-06 04:38:12,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:38:12,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:12,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:12,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:12,372 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:12,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:38:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:13,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:38:23,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 04:38:23,141 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 04:38:23,145 INFO L158 Benchmark]: Toolchain (without parser) took 72573.56ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 47.3MB in the end (delta: 22.8MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-12-06 04:38:23,146 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:23,146 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.30ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 57.8MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:23,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.92ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:23,147 INFO L158 Benchmark]: Boogie Preprocessor took 26.12ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.4MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:23,147 INFO L158 Benchmark]: RCFGBuilder took 3243.37ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 41.0MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:23,147 INFO L158 Benchmark]: CodeCheck took 69079.92ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 47.3MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:23,150 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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 190.30ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 57.8MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.92ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.12ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.4MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3243.37ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 41.0MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 69079.92ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 47.3MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:38:23,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589ea1ec-203d-4efb-b8fc-e6263e313a96/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