./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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 2c82dcc3d917c20926ea634368e9542e23b7ae4e7817b33542bbba01403d748d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:05:13,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:05:13,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:05:13,100 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:05:13,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:05:13,123 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:05:13,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:05:13,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:05:13,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:05:13,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:05:13,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:05:13,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:05:13,125 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:05:13,125 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:05:13,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:05:13,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:05:13,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:05:13,127 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:05:13,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:05:13,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:05:13,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:05:13,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:05:13,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:05:13,127 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:05:13,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:05:13,128 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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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 -> 2c82dcc3d917c20926ea634368e9542e23b7ae4e7817b33542bbba01403d748d [2024-11-24 18:05:13,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:05:13,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:05:13,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:05:13,433 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:05:13,433 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:05:13,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c [2024-11-24 18:05:16,426 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data/acb838589/7de44e900630408081642ecf42a65018/FLAG2f137d29b [2024-11-24 18:05:16,692 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:05:16,693 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c [2024-11-24 18:05:16,702 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data/acb838589/7de44e900630408081642ecf42a65018/FLAG2f137d29b [2024-11-24 18:05:16,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data/acb838589/7de44e900630408081642ecf42a65018 [2024-11-24 18:05:16,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:05:16,737 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:05:16,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:05:16,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:05:16,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:05:16,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:16,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58c0f014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16, skipping insertion in model container [2024-11-24 18:05:16,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:16,765 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:05:16,926 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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c[712,725] [2024-11-24 18:05:16,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:05:16,957 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:05:16,969 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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c[712,725] [2024-11-24 18:05:16,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:05:16,993 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:05:16,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16 WrapperNode [2024-11-24 18:05:16,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:05:16,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:05:16,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:05:16,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:05:17,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,008 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,023 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-11-24 18:05:17,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:05:17,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:05:17,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:05:17,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:05:17,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,030 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,030 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,034 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:05:17,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:05:17,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:05:17,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:05:17,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:16" (1/1) ... [2024-11-24 18:05:17,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:05:17,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:05:17,084 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:05:17,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:05:17,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:05:17,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:05:17,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:05:17,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:05:17,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:05:17,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:05:17,184 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:05:17,186 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:05:17,316 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-24 18:05:17,316 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:05:17,370 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:05:17,370 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 18:05:17,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:17 BoogieIcfgContainer [2024-11-24 18:05:17,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:05:17,372 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:05:17,372 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:05:17,384 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:05:17,384 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:17" (1/1) ... [2024-11-24 18:05:17,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:05:17,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:05:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-24 18:05:17,459 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-24 18:05:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-24 18:05:17,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:05:17,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:05:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:05:17,567 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:05:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:05:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:05:17,635 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:05:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:05:17,661 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:05:17,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:05:17 ImpRootNode [2024-11-24 18:05:17,686 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:05:17,687 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:05:17,687 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:05:17,687 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:05:17,688 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:17" (3/4) ... [2024-11-24 18:05:17,690 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:05:17,691 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:05:17,692 INFO L158 Benchmark]: Toolchain (without parser) took 954.98ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 58.0MB in the end (delta: 34.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:05:17,692 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:05:17,692 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.98ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:05:17,693 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.22ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:05:17,693 INFO L158 Benchmark]: Boogie Preprocessor took 17.42ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.7MB in the end (delta: 703.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:05:17,694 INFO L158 Benchmark]: RCFGBuilder took 329.34ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 68.9MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:05:17,694 INFO L158 Benchmark]: CodeCheck took 314.46ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 58.3MB in the end (delta: 10.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:05:17,694 INFO L158 Benchmark]: Witness Printer took 3.94ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 58.0MB in the end (delta: 209.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:05:17,697 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: 0.3s, 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<=2) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=2) [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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.98ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.22ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.42ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.7MB in the end (delta: 703.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 329.34ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 68.9MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 314.46ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 58.3MB in the end (delta: 10.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.94ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 58.0MB in the end (delta: 209.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:05:17,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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 2c82dcc3d917c20926ea634368e9542e23b7ae4e7817b33542bbba01403d748d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:05:20,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:05:20,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:05:20,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:05:20,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:05:20,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:05:20,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:05:20,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:05:20,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:05:20,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:05:20,545 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:05:20,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:05:20,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:05:20,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:05:20,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:05:20,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:05:20,547 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:05:20,547 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:05:20,547 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:05:20,547 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:05:20,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:05:20,547 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:05:20,547 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:05:20,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:05:20,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:05:20,548 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:05:20,548 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:05:20,548 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:05:20,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:05:20,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:05:20,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:05:20,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:05:20,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:05:20,549 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:05:20,549 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:05:20,549 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:05:20,549 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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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 -> 2c82dcc3d917c20926ea634368e9542e23b7ae4e7817b33542bbba01403d748d [2024-11-24 18:05:20,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:05:20,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:05:20,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:05:20,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:05:20,866 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:05:20,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c [2024-11-24 18:05:23,902 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data/360bb2f49/788bd909bcb04678a4c3e84a4c723d02/FLAG857b049f9 [2024-11-24 18:05:24,183 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:05:24,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c [2024-11-24 18:05:24,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data/360bb2f49/788bd909bcb04678a4c3e84a4c723d02/FLAG857b049f9 [2024-11-24 18:05:24,491 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/data/360bb2f49/788bd909bcb04678a4c3e84a4c723d02 [2024-11-24 18:05:24,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:05:24,496 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:05:24,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:05:24,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:05:24,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:05:24,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@400fe38a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24, skipping insertion in model container [2024-11-24 18:05:24,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,522 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:05:24,717 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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c[712,725] [2024-11-24 18:05:24,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:05:24,763 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:05:24,775 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_eeaf621b-eb50-4ec4-a9e6-594b9d524146/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound2.c[712,725] [2024-11-24 18:05:24,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:05:24,808 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:05:24,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24 WrapperNode [2024-11-24 18:05:24,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:05:24,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:05:24,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:05:24,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:05:24,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,858 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-11-24 18:05:24,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:05:24,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:05:24,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:05:24,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:05:24,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,890 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,891 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:05:24,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:05:24,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:05:24,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:05:24,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:24" (1/1) ... [2024-11-24 18:05:24,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:05:24,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:05:24,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:05:24,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:05:25,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:05:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:05:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:05:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:05:25,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:05:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:05:25,085 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:05:25,087 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:05:26,520 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-24 18:05:26,520 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:05:26,582 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:05:26,582 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 18:05:26,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:26 BoogieIcfgContainer [2024-11-24 18:05:26,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:05:26,584 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:05:26,584 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:05:26,596 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:05:26,597 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:26" (1/1) ... [2024-11-24 18:05:26,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:05:26,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:05:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-24 18:05:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-24 18:05:26,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-24 18:05:26,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:05:26,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:05:26,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:05:26,672 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:05:26,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:05:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:05:27,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:05:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 18:05:37,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:05:37,618 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) [2024-11-24 18:05:37,626 INFO L158 Benchmark]: Toolchain (without parser) took 13129.02ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 58.8MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-24 18:05:37,627 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:05:37,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.43ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.6MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:05:37,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.27ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:05:37,630 INFO L158 Benchmark]: Boogie Preprocessor took 52.91ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.1MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:05:37,630 INFO L158 Benchmark]: RCFGBuilder took 1670.36ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 66.4MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:05:37,634 INFO L158 Benchmark]: CodeCheck took 11040.75ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 58.8MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:05:37,637 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 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.43ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.6MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.27ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.91ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.1MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1670.36ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 66.4MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 11040.75ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 58.8MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:05:37,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeaf621b-eb50-4ec4-a9e6-594b9d524146/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