./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.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_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/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_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/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_16d21375-0b53-443b-9b28-1e3466aae01c/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 bff053df41c1fc922299a13f2dac2a98df2d05e146d51bf11ac9e37ddfefad6a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:56:19,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:56:19,373 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:56:19,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:56:19,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:56:19,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:56:19,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:56:19,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:56:19,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:56:19,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:56:19,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:56:19,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:56:19,399 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:56:19,399 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:56:19,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:56:19,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:56:19,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:56:19,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:56:19,400 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:56:19,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:56:19,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:56:19,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:56:19,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:56:19,401 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:56:19,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:56:19,401 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_16d21375-0b53-443b-9b28-1e3466aae01c/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 -> bff053df41c1fc922299a13f2dac2a98df2d05e146d51bf11ac9e37ddfefad6a [2024-12-05 23:56:19,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:56:19,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:56:19,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:56:19,651 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:56:19,651 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:56:19,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2024-12-05 23:56:22,314 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data/d4dabad49/f66341ea8ab146c29ffa34443895e789/FLAG460a9a469 [2024-12-05 23:56:22,488 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:56:22,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2024-12-05 23:56:22,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data/d4dabad49/f66341ea8ab146c29ffa34443895e789/FLAG460a9a469 [2024-12-05 23:56:22,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data/d4dabad49/f66341ea8ab146c29ffa34443895e789 [2024-12-05 23:56:22,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:56:22,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:56:22,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:56:22,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:56:22,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:56:22,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3332ea5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22, skipping insertion in model container [2024-12-05 23:56:22,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,527 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:56:22,639 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_16d21375-0b53-443b-9b28-1e3466aae01c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c[712,725] [2024-12-05 23:56:22,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:56:22,660 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:56:22,670 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_16d21375-0b53-443b-9b28-1e3466aae01c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c[712,725] [2024-12-05 23:56:22,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:56:22,685 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:56:22,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22 WrapperNode [2024-12-05 23:56:22,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:56:22,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:56:22,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:56:22,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:56:22,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,710 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-12-05 23:56:22,710 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:56:22,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:56:22,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:56:22,711 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:56:22,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,721 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:56:22,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:56:22,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:56:22,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:56:22,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:56:22,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:56:22,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:56:22,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:56:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:56:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:56:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:56:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:56:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:56:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:56:22,839 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:56:22,841 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:56:22,927 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 23:56:22,927 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:56:22,966 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:56:22,966 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:56:22,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:22 BoogieIcfgContainer [2024-12-05 23:56:22,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:56:22,967 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:56:22,967 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:56:22,977 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:56:22,977 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:22" (1/1) ... [2024-12-05 23:56:22,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:56:23,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:56:23,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-05 23:56:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-05 23:56:23,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:56:23,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:56:23,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:56:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:56:23,115 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:56:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:56:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:56:23,153 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:56:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:56:23,169 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 23:56:23,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:56:23 ImpRootNode [2024-12-05 23:56:23,185 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:56:23,185 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:56:23,185 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:56:23,185 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:56:23,186 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:22" (3/4) ... [2024-12-05 23:56:23,188 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 23:56:23,189 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:56:23,190 INFO L158 Benchmark]: Toolchain (without parser) took 679.96ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 57.9MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 23:56:23,190 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:56:23,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 175.60ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:56:23,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.92ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:56:23,191 INFO L158 Benchmark]: Boogie Preprocessor took 17.64ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.5MB in the end (delta: 739.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:56:23,192 INFO L158 Benchmark]: RCFGBuilder took 237.18ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 68.9MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:56:23,192 INFO L158 Benchmark]: CodeCheck took 217.58ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 58.1MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:56:23,193 INFO L158 Benchmark]: Witness Printer took 3.79ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 57.9MB in the end (delta: 187.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:56:23,195 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<=20) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=20) [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 0.36ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 175.60ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.92ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.64ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.5MB in the end (delta: 739.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 237.18ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 68.9MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 217.58ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 58.1MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.79ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 57.9MB in the end (delta: 187.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 23:56:23,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/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_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/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_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/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_16d21375-0b53-443b-9b28-1e3466aae01c/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 bff053df41c1fc922299a13f2dac2a98df2d05e146d51bf11ac9e37ddfefad6a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:56:25,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:56:25,346 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:56:25,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:56:25,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:56:25,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:56:25,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:56:25,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:56:25,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:56:25,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:56:25,372 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:56:25,372 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:56:25,372 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:56:25,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:56:25,373 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:56:25,373 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:56:25,374 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:56:25,374 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:56:25,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:56:25,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:56:25,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:56:25,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:56:25,375 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:56:25,375 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:56:25,375 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:56:25,375 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:56:25,375 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_16d21375-0b53-443b-9b28-1e3466aae01c/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 -> bff053df41c1fc922299a13f2dac2a98df2d05e146d51bf11ac9e37ddfefad6a [2024-12-05 23:56:25,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:56:25,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:56:25,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:56:25,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:56:25,628 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:56:25,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2024-12-05 23:56:28,335 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data/7865a06d2/14a51260baa94084a9483aa05af27bc2/FLAGff218e01b [2024-12-05 23:56:28,517 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:56:28,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2024-12-05 23:56:28,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data/7865a06d2/14a51260baa94084a9483aa05af27bc2/FLAGff218e01b [2024-12-05 23:56:28,538 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/data/7865a06d2/14a51260baa94084a9483aa05af27bc2 [2024-12-05 23:56:28,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:56:28,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:56:28,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:56:28,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:56:28,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:56:28,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd96f87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28, skipping insertion in model container [2024-12-05 23:56:28,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,558 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:56:28,664 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_16d21375-0b53-443b-9b28-1e3466aae01c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c[712,725] [2024-12-05 23:56:28,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:56:28,688 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:56:28,696 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_16d21375-0b53-443b-9b28-1e3466aae01c/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c[712,725] [2024-12-05 23:56:28,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:56:28,714 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:56:28,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28 WrapperNode [2024-12-05 23:56:28,715 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:56:28,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:56:28,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:56:28,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:56:28,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,742 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-12-05 23:56:28,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:56:28,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:56:28,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:56:28,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:56:28,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,757 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,758 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,764 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:56:28,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:56:28,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:56:28,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:56:28,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:56:28" (1/1) ... [2024-12-05 23:56:28,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:56:28,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:56:28,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:56:28,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:56:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:56:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:56:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:56:28,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:56:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:56:28,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:56:28,869 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:56:28,871 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:56:29,620 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 23:56:29,620 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:56:29,668 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:56:29,668 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:56:29,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:29 BoogieIcfgContainer [2024-12-05 23:56:29,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:56:29,669 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:56:29,669 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:56:29,677 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:56:29,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:56:29" (1/1) ... [2024-12-05 23:56:29,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:56:29,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:56:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-05 23:56:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-05 23:56:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:56:29,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:56:29,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:56:29,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:56:29,726 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:56:29,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:56:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:56:30,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:56:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:56:40,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:56:40,485 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) [2024-12-05 23:56:40,489 INFO L158 Benchmark]: Toolchain (without parser) took 11947.89ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 65.0MB in the end (delta: 4.7MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-12-05 23:56:40,489 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:56:40,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.64ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 58.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:56:40,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.78ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 56.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:56:40,490 INFO L158 Benchmark]: Boogie Preprocessor took 23.71ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 55.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:56:40,491 INFO L158 Benchmark]: RCFGBuilder took 901.41ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 43.3MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:56:40,491 INFO L158 Benchmark]: CodeCheck took 10819.16ms. Allocated memory is still 92.3MB. Free memory was 43.3MB in the beginning and 65.0MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:56:40,493 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 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 172.64ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 58.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.78ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 56.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.71ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 55.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 901.41ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 43.3MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10819.16ms. Allocated memory is still 92.3MB. Free memory was 43.3MB in the beginning and 65.0MB in the end (delta: -21.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:56:40,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d21375-0b53-443b-9b28-1e3466aae01c/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