./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.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_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3 --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 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:56:02,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:56:02,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:56:02,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:56:02,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:56:02,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:56:02,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:56:02,671 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:56:02,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:56:02,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:56:02,673 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:56:02,673 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:56:02,673 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:56:02,673 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:56:02,673 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:56:02,673 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:56:02,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:56:02,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:56:02,673 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:56:02,674 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:56:02,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:56:02,674 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:56:02,674 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:56:02,674 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:56:02,674 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:56:02,674 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:56:02,674 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:56:02,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:56:02,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:56:02,675 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:56:02,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:56:02,677 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:56:02,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:56:02,677 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_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3 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 -> 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d [2024-11-25 04:56:03,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:56:03,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:56:03,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:56:03,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:56:03,025 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:56:03,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2024-11-25 04:56:06,134 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data/92913e2da/96419d8034c140029c28ed613ad0622e/FLAG4344ae3a6 [2024-11-25 04:56:06,431 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:56:06,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2024-11-25 04:56:06,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data/92913e2da/96419d8034c140029c28ed613ad0622e/FLAG4344ae3a6 [2024-11-25 04:56:06,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data/92913e2da/96419d8034c140029c28ed613ad0622e [2024-11-25 04:56:06,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:56:06,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:56:06,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:56:06,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:56:06,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:56:06,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:06,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6072e906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06, skipping insertion in model container [2024-11-25 04:56:06,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:06,733 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:56:06,905 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_ab8c581d-fe25-403c-974f-bb4fbcc100f1/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c[712,725] [2024-11-25 04:56:06,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:56:06,936 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:56:06,946 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_ab8c581d-fe25-403c-974f-bb4fbcc100f1/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c[712,725] [2024-11-25 04:56:06,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:56:06,965 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:56:06,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06 WrapperNode [2024-11-25 04:56:06,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:56:06,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:56:06,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:56:06,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:56:06,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:06,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,002 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-11-25 04:56:07,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:56:07,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:56:07,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:56:07,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:56:07,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,016 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:56:07,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:56:07,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:56:07,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:56:07,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:06" (1/1) ... [2024-11-25 04:56:07,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:56:07,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:56:07,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:56:07,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:56:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:56:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:56:07,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:56:07,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:56:07,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:56:07,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:56:07,161 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:56:07,163 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:56:07,293 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-25 04:56:07,293 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:56:07,340 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:56:07,341 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:56:07,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:56:07 BoogieIcfgContainer [2024-11-25 04:56:07,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:56:07,342 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:56:07,342 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:56:07,354 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:56:07,355 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:56:07" (1/1) ... [2024-11-25 04:56:07,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:56:07,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:07,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-25 04:56:07,428 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-25 04:56:07,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:56:07,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:07,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:56:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:56:07,521 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:56:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:56:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:56:07,572 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:56:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:56:07,590 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:56:07,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:56:07 ImpRootNode [2024-11-25 04:56:07,616 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:56:07,617 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:56:07,617 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:56:07,617 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:56:07,618 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:56:07" (3/4) ... [2024-11-25 04:56:07,622 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:56:07,624 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:56:07,628 INFO L158 Benchmark]: Toolchain (without parser) took 915.73ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 82.5MB in the end (delta: 34.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:56:07,629 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:56:07,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.37ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:56:07,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.25ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.1MB in the end (delta: 952.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:56:07,630 INFO L158 Benchmark]: Boogie Preprocessor took 19.83ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 732.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:56:07,630 INFO L158 Benchmark]: RCFGBuilder took 317.90ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 93.3MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:56:07,631 INFO L158 Benchmark]: CodeCheck took 274.48ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 82.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:56:07,631 INFO L158 Benchmark]: Witness Printer took 7.81ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:56:07,637 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<=5) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=5) [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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.37ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.25ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.1MB in the end (delta: 952.2kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.83ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 732.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 317.90ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 93.3MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 274.48ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 82.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.81ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:56:07,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/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_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3 --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 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:56:10,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:56:10,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:56:10,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:56:10,908 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:56:10,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:56:10,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:56:10,909 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:56:10,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:56:10,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:56:10,909 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:56:10,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:56:10,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:56:10,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:56:10,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:56:10,910 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:56:10,910 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:56:10,910 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:56:10,910 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:56:10,910 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:56:10,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:56:10,910 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:56:10,910 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:56:10,911 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:56:10,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:56:10,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:56:10,911 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:56:10,911 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:56:10,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:56:10,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:56:10,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:56:10,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:56:10,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:56:10,912 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:56:10,912 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:56:10,912 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:56:10,912 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_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3 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 -> 6437fdc3c0b95eb5fb3a7e28606efb50e2431074b1de5f5cf4c718827adac36d [2024-11-25 04:56:11,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:56:11,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:56:11,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:56:11,261 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:56:11,261 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:56:11,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2024-11-25 04:56:14,339 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data/256c62787/83bd319f70ec442d91f9bead2d8d8bc6/FLAGc52ffe5a0 [2024-11-25 04:56:14,640 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:56:14,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c [2024-11-25 04:56:14,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data/256c62787/83bd319f70ec442d91f9bead2d8d8bc6/FLAGc52ffe5a0 [2024-11-25 04:56:14,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/data/256c62787/83bd319f70ec442d91f9bead2d8d8bc6 [2024-11-25 04:56:14,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:56:14,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:56:14,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:56:14,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:56:14,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:56:14,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:56:14" (1/1) ... [2024-11-25 04:56:14,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@95db01a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:14, skipping insertion in model container [2024-11-25 04:56:14,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:56:14" (1/1) ... [2024-11-25 04:56:14,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:56:14,937 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_ab8c581d-fe25-403c-974f-bb4fbcc100f1/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c[712,725] [2024-11-25 04:56:14,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:56:14,978 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:56:14,991 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_ab8c581d-fe25-403c-974f-bb4fbcc100f1/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound5.c[712,725] [2024-11-25 04:56:14,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:56:15,018 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:56:15,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15 WrapperNode [2024-11-25 04:56:15,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:56:15,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:56:15,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:56:15,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:56:15,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,066 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-11-25 04:56:15,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:56:15,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:56:15,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:56:15,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:56:15,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,093 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:56:15,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:56:15,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:56:15,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:56:15,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:56:15" (1/1) ... [2024-11-25 04:56:15,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:56:15,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:56:15,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:56:15,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:56:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:56:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:56:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:56:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:56:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:56:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:56:15,248 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:56:15,250 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:56:16,076 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-25 04:56:16,077 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:56:16,129 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:56:16,129 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:56:16,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:56:16 BoogieIcfgContainer [2024-11-25 04:56:16,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:56:16,130 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:56:16,130 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:56:16,141 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:56:16,141 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:56:16" (1/1) ... [2024-11-25 04:56:16,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:56:16,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:56:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-25 04:56:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-25 04:56:16,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:56:16,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:56:16,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:56:16,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:56:16,207 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:56:16,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:56:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:17,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:56:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:56:27,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:56:27,192 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) [2024-11-25 04:56:27,198 INFO L158 Benchmark]: Toolchain (without parser) took 12475.17ms. Allocated memory is still 83.9MB. Free memory was 61.8MB in the beginning and 57.0MB in the end (delta: 4.8MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-11-25 04:56:27,199 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:56:27,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.00ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 50.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:56:27,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.12ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:56:27,201 INFO L158 Benchmark]: Boogie Preprocessor took 45.95ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.8MB in the end (delta: 968.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:56:27,201 INFO L158 Benchmark]: RCFGBuilder took 1015.60ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 35.2MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:56:27,202 INFO L158 Benchmark]: CodeCheck took 11066.73ms. Allocated memory is still 83.9MB. Free memory was 35.2MB in the beginning and 57.0MB in the end (delta: -21.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:56:27,204 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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.00ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 50.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.12ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.95ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.8MB in the end (delta: 968.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1015.60ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 35.2MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11066.73ms. Allocated memory is still 83.9MB. Free memory was 35.2MB in the beginning and 57.0MB in the end (delta: -21.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:56:27,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8c581d-fe25-403c-974f-bb4fbcc100f1/bin/ukojak-verify-ENZ3QT5qd3/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