./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_1_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm --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 3dbff123fe4d446bdb4fa52d8405b7591df523648ee08eb41c859388ca62eb5e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:13:24,189 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:13:24,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:13:24,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:13:24,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:13:24,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:13:24,366 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:13:24,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:13:24,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:13:24,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:13:24,369 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:13:24,369 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:13:24,370 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:13:24,370 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:13:24,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:13:24,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:13:24,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:13:24,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:13:24,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:13:24,372 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:13:24,372 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:13:24,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:13:24,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:13:24,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:13:24,372 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:13:24,372 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:13:24,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:13:24,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:24,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:13:24,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:13:24,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:13:24,373 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:13:24,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:13:24,373 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_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm 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 -> 3dbff123fe4d446bdb4fa52d8405b7591df523648ee08eb41c859388ca62eb5e [2024-11-13 22:13:24,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:13:24,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:13:24,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:13:24,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:13:24,774 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:13:24,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_2+newton_1_2.i Unable to find full path for "g++" [2024-11-13 22:13:27,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:13:27,506 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:13:27,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i [2024-11-13 22:13:27,516 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/data/d03fe4d5c/f96ba2af663041adb325cdd6812e725a/FLAG33b831288 [2024-11-13 22:13:27,531 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/data/d03fe4d5c/f96ba2af663041adb325cdd6812e725a [2024-11-13 22:13:27,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:13:27,536 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:13:27,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:27,538 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:13:27,543 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:13:27,544 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6ca7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27, skipping insertion in model container [2024-11-13 22:13:27,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,563 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:13:27,775 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_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i[1226,1239] [2024-11-13 22:13:27,820 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_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i[2820,2833] [2024-11-13 22:13:27,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:27,833 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:13:27,846 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_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i[1226,1239] [2024-11-13 22:13:27,861 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_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i[2820,2833] [2024-11-13 22:13:27,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:27,880 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:13:27,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27 WrapperNode [2024-11-13 22:13:27,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:27,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:27,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:13:27,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:13:27,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,929 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-13 22:13:27,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:27,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:13:27,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:13:27,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:13:27,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,941 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,953 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:13:27,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:13:27,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:13:27,960 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:13:27,961 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:27" (1/1) ... [2024-11-13 22:13:27,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:27,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:13:28,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:13:28,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:13:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:13:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:13:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:13:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:13:28,150 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:13:28,152 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:13:28,370 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:13:28,371 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:13:28,480 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:13:28,481 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:13:28,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:28 BoogieIcfgContainer [2024-11-13 22:13:28,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:13:28,482 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:13:28,483 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:13:28,497 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:13:28,497 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:13:28,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:28,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 22:13:28,579 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 22:13:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:13:28,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:28,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:28,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:13:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:28,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:13:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:28,790 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:13:28,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:13:28 ImpRootNode [2024-11-13 22:13:28,816 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:13:28,817 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:13:28,817 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:13:28,817 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:13:28,818 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:28" (3/4) ... [2024-11-13 22:13:28,821 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:13:28,823 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:13:28,824 INFO L158 Benchmark]: Toolchain (without parser) took 1288.23ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 50.4MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:13:28,824 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:28,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.09ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 80.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:13:28,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.12ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:13:28,829 INFO L158 Benchmark]: Boogie Preprocessor took 28.42ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.5MB in the end (delta: 935.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:28,831 INFO L158 Benchmark]: RCFGBuilder took 522.34ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 62.1MB in the end (delta: 15.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:13:28,835 INFO L158 Benchmark]: CodeCheck took 333.83ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 50.9MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:13:28,835 INFO L158 Benchmark]: Witness Printer took 5.84ms. Allocated memory is still 117.4MB. Free memory was 50.9MB in the beginning and 50.4MB in the end (delta: 444.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:28,839 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: 0.3s, 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, 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 - 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 > -0.4f && IN < 0.4f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.4f && IN < 0.4f) [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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.09ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 80.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.12ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.42ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.5MB in the end (delta: 935.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.34ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 62.1MB in the end (delta: 15.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 333.83ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 50.9MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.84ms. Allocated memory is still 117.4MB. Free memory was 50.9MB in the beginning and 50.4MB in the end (delta: 444.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:13:28,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/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_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm --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 3dbff123fe4d446bdb4fa52d8405b7591df523648ee08eb41c859388ca62eb5e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:13:31,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:13:31,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:13:31,692 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:13:31,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:13:31,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:13:31,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:13:31,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:13:31,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:13:31,702 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:13:31,702 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:13:31,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:13:31,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:13:31,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:13:31,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:13:31,703 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:13:31,703 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:13:31,704 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:13:31,704 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:31,704 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:13:31,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:13:31,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:31,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:13:31,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:13:31,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:13:31,705 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:13:31,705 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:31,705 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:13:31,705 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_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm 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 -> 3dbff123fe4d446bdb4fa52d8405b7591df523648ee08eb41c859388ca62eb5e [2024-11-13 22:13:32,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:13:32,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:13:32,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:13:32,034 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:13:32,035 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:13:32,037 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_2+newton_1_2.i Unable to find full path for "g++" [2024-11-13 22:13:34,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:13:34,288 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:13:34,289 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i [2024-11-13 22:13:34,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/data/781c2093f/6ac67ddda85840679e874deab2af61da/FLAG15250687d [2024-11-13 22:13:34,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/data/781c2093f/6ac67ddda85840679e874deab2af61da [2024-11-13 22:13:34,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:13:34,595 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:13:34,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:34,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:13:34,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:13:34,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:34,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b296d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34, skipping insertion in model container [2024-11-13 22:13:34,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:34,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:13:34,781 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_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i[1226,1239] [2024-11-13 22:13:34,820 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_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i[2820,2833] [2024-11-13 22:13:34,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:34,848 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:13:34,861 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_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i[1226,1239] [2024-11-13 22:13:34,888 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_ce9bf352-ffd5-4375-830d-2675e92764ee/sv-benchmarks/c/combinations/gcd_2+newton_1_2.i[2820,2833] [2024-11-13 22:13:34,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:34,913 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:13:34,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34 WrapperNode [2024-11-13 22:13:34,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:34,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:34,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:13:34,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:13:34,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:34,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:34,972 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-13 22:13:34,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:34,974 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:13:34,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:13:34,975 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:13:34,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:34,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:34,985 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:34,988 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:35,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:35,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:35,015 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:35,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:35,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:13:35,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:13:35,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:13:35,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:13:35,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:34" (1/1) ... [2024-11-13 22:13:35,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:35,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:13:35,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:13:35,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:13:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:13:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:13:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:13:35,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:13:35,202 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:13:35,204 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:13:57,349 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 22:13:57,349 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:13:57,417 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:13:57,417 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:13:57,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:57 BoogieIcfgContainer [2024-11-13 22:13:57,417 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:13:57,418 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:13:57,418 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:13:57,426 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:13:57,426 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:13:57" (1/1) ... [2024-11-13 22:13:57,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:13:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 22:13:57,485 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 22:13:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:13:57,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:57,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:57,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:57,490 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:57,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:25:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:47,319 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:58,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:25:58,222 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) [2024-11-13 22:25:58,226 INFO L158 Benchmark]: Toolchain (without parser) took 743631.13ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 51.7MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:25:58,226 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:25:58,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.56ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.4MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:25:58,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.16ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 78.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:25:58,227 INFO L158 Benchmark]: Boogie Preprocessor took 48.99ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:25:58,228 INFO L158 Benchmark]: RCFGBuilder took 22393.65ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 61.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:25:58,230 INFO L158 Benchmark]: CodeCheck took 720806.89ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 51.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:25:58,232 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 0.39ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.56ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.4MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.16ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 78.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.99ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 22393.65ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 61.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 720806.89ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 51.7MB 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. [2024-11-13 22:25:58,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce9bf352-ffd5-4375-830d-2675e92764ee/bin/ukojak-verify-EEHR8qb7sm/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