./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_3+newton_1_1.i --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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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 0fcc04ce578d0111a6c71cbc4293b8197f20da95a3a547b20b6c6dac6e888dc6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:03:36,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:03:36,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:03:36,407 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:03:36,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:03:36,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:03:36,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:03:36,427 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:03:36,428 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:03:36,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:03:36,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:03:36,428 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:03:36,428 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:03:36,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:03:36,428 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:03:36,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:03:36,429 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:03:36,429 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:03:36,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:03:36,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:03:36,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:03:36,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:03:36,430 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:03:36,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:03:36,430 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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 -> 0fcc04ce578d0111a6c71cbc4293b8197f20da95a3a547b20b6c6dac6e888dc6 [2024-12-06 02:03:36,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:03:36,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:03:36,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:03:36,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:03:36,666 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:03:36,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_3+newton_1_1.i [2024-12-06 02:03:39,330 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data/3c7ad17f6/a0b03344ed954db88fd54092cb39d5f5/FLAGff41e869a [2024-12-06 02:03:39,510 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:03:39,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i [2024-12-06 02:03:39,516 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data/3c7ad17f6/a0b03344ed954db88fd54092cb39d5f5/FLAGff41e869a [2024-12-06 02:03:39,894 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data/3c7ad17f6/a0b03344ed954db88fd54092cb39d5f5 [2024-12-06 02:03:39,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:03:39,896 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:03:39,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:03:39,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:03:39,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:03:39,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:03:39" (1/1) ... [2024-12-06 02:03:39,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4689a05b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:39, skipping insertion in model container [2024-12-06 02:03:39,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:03:39" (1/1) ... [2024-12-06 02:03:39,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:03:40,048 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i[1226,1239] [2024-12-06 02:03:40,074 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i[2820,2833] [2024-12-06 02:03:40,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:03:40,083 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:03:40,094 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i[1226,1239] [2024-12-06 02:03:40,103 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i[2820,2833] [2024-12-06 02:03:40,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:03:40,118 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:03:40,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40 WrapperNode [2024-12-06 02:03:40,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:03:40,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:03:40,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:03:40,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:03:40,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,150 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-12-06 02:03:40,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:03:40,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:03:40,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:03:40,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:03:40,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,164 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:03:40,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:03:40,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:03:40,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:03:40,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:03:40,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:03:40,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:03:40,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:03:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:03:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:03:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:03:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:03:40,271 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:03:40,272 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:03:40,416 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-12-06 02:03:40,416 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:03:40,471 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:03:40,471 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:03:40,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:03:40 BoogieIcfgContainer [2024-12-06 02:03:40,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:03:40,472 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:03:40,472 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:03:40,482 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:03:40,482 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:03:40" (1/1) ... [2024-12-06 02:03:40,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:03:40,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:40,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-12-06 02:03:40,535 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-12-06 02:03:40,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:03:40,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:40,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:03:40,612 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:03:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:03:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:03:40,660 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:03:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:03:40,676 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 02:03:40,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:03:40 ImpRootNode [2024-12-06 02:03:40,691 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:03:40,691 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:03:40,691 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:03:40,692 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:03:40,692 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:03:40" (3/4) ... [2024-12-06 02:03:40,694 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:03:40,695 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:03:40,696 INFO L158 Benchmark]: Toolchain (without parser) took 799.54ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 51.8MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 02:03:40,696 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:03:40,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.12ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 81.5MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:03:40,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.48ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 79.9MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:03:40,698 INFO L158 Benchmark]: Boogie Preprocessor took 20.81ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:03:40,698 INFO L158 Benchmark]: RCFGBuilder took 299.45ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 63.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:03:40,699 INFO L158 Benchmark]: CodeCheck took 218.52ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 51.8MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:03:40,699 INFO L158 Benchmark]: Witness Printer took 3.89ms. Allocated memory is still 117.4MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:03:40,701 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 1 procedures, 15 locations, 2 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, 4 NumberOfCodeBlocks, 4 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: 102]: 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 someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L108] COND FALSE !(__VERIFIER_nondet_int()) [L111] CALL main2() [L90] float IN = __VERIFIER_nondet_float(); [L91] CALL assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L93] CALL, EXPR f(IN) [L80] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L93] RET, EXPR f(IN) [L93] CALL, EXPR fp(IN) [L85] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L93] RET, EXPR fp(IN) [L93] float x = IN - f(IN)/fp(IN); [L101] COND TRUE !(x < 0.1) [L102] reach_error() * 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 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.12ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 81.5MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.48ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 79.9MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.81ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 299.45ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 63.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 218.52ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 51.8MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.89ms. Allocated memory is still 117.4MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:03:40,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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 0fcc04ce578d0111a6c71cbc4293b8197f20da95a3a547b20b6c6dac6e888dc6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:03:42,618 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:03:42,696 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:03:42,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:03:42,723 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:03:42,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:03:42,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:03:42,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:03:42,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:03:42,724 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:03:42,724 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:03:42,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:03:42,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:03:42,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:03:42,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:03:42,724 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:03:42,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:03:42,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:03:42,726 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:03:42,726 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:03:42,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:03:42,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:03:42,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:03:42,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:03:42,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:03:42,726 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:03:42,726 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:03:42,726 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:03:42,727 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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 -> 0fcc04ce578d0111a6c71cbc4293b8197f20da95a3a547b20b6c6dac6e888dc6 [2024-12-06 02:03:42,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:03:42,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:03:42,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:03:42,987 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:03:42,988 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:03:42,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/gcd_3+newton_1_1.i [2024-12-06 02:03:45,676 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data/6b67fdc36/dbcf1fb08e2c48c3852c73c555147988/FLAG290c486c3 [2024-12-06 02:03:45,846 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:03:45,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i [2024-12-06 02:03:45,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data/6b67fdc36/dbcf1fb08e2c48c3852c73c555147988/FLAG290c486c3 [2024-12-06 02:03:45,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/data/6b67fdc36/dbcf1fb08e2c48c3852c73c555147988 [2024-12-06 02:03:45,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:03:45,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:03:45,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:03:45,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:03:45,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:03:45,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:03:45" (1/1) ... [2024-12-06 02:03:45,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@535daace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:45, skipping insertion in model container [2024-12-06 02:03:45,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:03:45" (1/1) ... [2024-12-06 02:03:45,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:03:45,999 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i[1226,1239] [2024-12-06 02:03:46,024 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i[2820,2833] [2024-12-06 02:03:46,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:03:46,036 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:03:46,046 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i[1226,1239] [2024-12-06 02:03:46,057 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_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/sv-benchmarks/c/combinations/gcd_3+newton_1_1.i[2820,2833] [2024-12-06 02:03:46,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:03:46,072 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:03:46,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46 WrapperNode [2024-12-06 02:03:46,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:03:46,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:03:46,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:03:46,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:03:46,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,104 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-12-06 02:03:46,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:03:46,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:03:46,105 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:03:46,105 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:03:46,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,115 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,115 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,121 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:03:46,130 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:03:46,130 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:03:46,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:03:46,131 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:46" (1/1) ... [2024-12-06 02:03:46,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:03:46,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:03:46,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:03:46,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:03:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:03:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:03:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:03:46,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:03:46,244 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:03:46,245 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:04:07,957 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-12-06 02:04:07,958 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:04:08,013 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:04:08,014 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:04:08,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:04:08 BoogieIcfgContainer [2024-12-06 02:04:08,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:04:08,015 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:04:08,015 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:04:08,023 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:04:08,024 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:04:08" (1/1) ... [2024-12-06 02:04:08,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:04:08,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-12-06 02:04:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-12-06 02:04:08,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:04:08,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:08,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:08,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:08,076 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:08,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:14:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:03,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:14:13,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:14:13,993 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:14:13,996 INFO L158 Benchmark]: Toolchain (without parser) took 628123.43ms. Allocated memory is still 92.3MB. Free memory was 70.5MB in the beginning and 59.0MB in the end (delta: 11.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-12-06 02:14:13,996 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:14:13,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.73ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 57.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:14:13,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.07ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 56.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:14:13,997 INFO L158 Benchmark]: Boogie Preprocessor took 24.53ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 54.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:14:13,997 INFO L158 Benchmark]: RCFGBuilder took 21884.13ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 68.3MB in the end (delta: -13.4MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-12-06 02:14:13,998 INFO L158 Benchmark]: CodeCheck took 605980.25ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 59.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:14:13,999 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 0.40ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.73ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 57.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.07ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 56.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.53ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 54.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 21884.13ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 68.3MB in the end (delta: -13.4MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 605980.25ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 59.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:14:14,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558ca9ce-7ba7-413d-9ac9-a5cfcb43b483/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