./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_1+newton_1_7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk --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 7f72f5580e8ee240383987c5e02610bf09387ce8fa780da3ef6f20ea144f2408 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:32:49,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:32:49,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:32:49,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:32:49,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:32:49,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:32:49,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:32:49,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:32:49,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:32:49,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:32:49,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:32:49,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:32:49,587 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:32:49,587 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:32:49,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:32:49,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:32:49,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:32:49,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:32:49,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:32:49,590 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:32:49,591 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:32:49,592 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:32:49,607 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:32:49,608 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:32:49,609 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:32:49,609 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:32:49,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:32:49,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:32:49,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:32:49,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:32:49,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:32:49,614 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:32:49,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:32:49,614 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f72f5580e8ee240383987c5e02610bf09387ce8fa780da3ef6f20ea144f2408 [2024-11-08 23:32:49,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:32:49,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:32:49,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:32:49,985 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:32:49,986 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:32:49,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_1+newton_1_7.i Unable to find full path for "g++" [2024-11-08 23:32:52,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:32:52,221 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:32:52,222 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i [2024-11-08 23:32:52,232 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/data/63103927a/7aa3e65aee414a78a612d1074642a419/FLAGeca14024a [2024-11-08 23:32:52,254 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/data/63103927a/7aa3e65aee414a78a612d1074642a419 [2024-11-08 23:32:52,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:32:52,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:32:52,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:32:52,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:32:52,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:32:52,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d6a3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52, skipping insertion in model container [2024-11-08 23:32:52,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:32:52,588 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_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i[1226,1239] [2024-11-08 23:32:52,645 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_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i[2786,2799] [2024-11-08 23:32:52,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:32:52,677 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:32:52,701 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_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i[1226,1239] [2024-11-08 23:32:52,715 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_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i[2786,2799] [2024-11-08 23:32:52,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:32:52,742 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:32:52,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52 WrapperNode [2024-11-08 23:32:52,743 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:32:52,744 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:32:52,744 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:32:52,745 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:32:52,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,794 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-08 23:32:52,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:32:52,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:32:52,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:32:52,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:32:52,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,828 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,830 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:32:52,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:32:52,832 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:32:52,832 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:32:52,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:52" (1/1) ... [2024-11-08 23:32:52,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:32:52,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:32:52,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:32:52,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:32:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:32:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:32:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:32:52,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:32:53,050 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:32:53,054 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:32:53,396 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-08 23:32:53,397 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:32:53,490 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:32:53,491 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:32:53,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:32:53 BoogieIcfgContainer [2024-11-08 23:32:53,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:32:53,495 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:32:53,495 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:32:53,509 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:32:53,510 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:32:53" (1/1) ... [2024-11-08 23:32:53,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:32:53,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:32:53,599 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:32:53,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:32:53,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:53,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:32:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:32:53,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:32:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:32:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:32:53,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:32:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:32:53,847 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:32:53,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:32:53 ImpRootNode [2024-11-08 23:32:53,873 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:32:53,874 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:32:53,874 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:32:53,874 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:32:53,875 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:32:53" (3/4) ... [2024-11-08 23:32:53,878 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:32:53,879 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:32:53,881 INFO L158 Benchmark]: Toolchain (without parser) took 1622.23ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 62.2MB in the beginning and 108.2MB in the end (delta: -46.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:32:53,881 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory was 98.3MB in the beginning and 98.1MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:32:53,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.42ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 62.1MB in the beginning and 123.8MB in the end (delta: -61.7MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-11-08 23:32:53,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.65ms. Allocated memory is still 161.5MB. Free memory was 123.8MB in the beginning and 122.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:32:53,886 INFO L158 Benchmark]: Boogie Preprocessor took 35.11ms. Allocated memory is still 161.5MB. Free memory was 122.2MB in the beginning and 120.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:32:53,887 INFO L158 Benchmark]: RCFGBuilder took 661.88ms. Allocated memory is still 161.5MB. Free memory was 120.1MB in the beginning and 120.7MB in the end (delta: -601.1kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:32:53,888 INFO L158 Benchmark]: CodeCheck took 378.67ms. Allocated memory is still 161.5MB. Free memory was 120.7MB in the beginning and 108.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:32:53,889 INFO L158 Benchmark]: Witness Printer took 5.78ms. Allocated memory is still 161.5MB. Free memory was 108.2MB in the beginning and 108.2MB in the end (delta: 4.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:32:53,896 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, 17 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 > -1.4f && IN < 1.4f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [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 0.31ms. Allocated memory is still 125.8MB. Free memory was 98.3MB in the beginning and 98.1MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.42ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 62.1MB in the beginning and 123.8MB in the end (delta: -61.7MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.65ms. Allocated memory is still 161.5MB. Free memory was 123.8MB in the beginning and 122.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.11ms. Allocated memory is still 161.5MB. Free memory was 122.2MB in the beginning and 120.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 661.88ms. Allocated memory is still 161.5MB. Free memory was 120.1MB in the beginning and 120.7MB in the end (delta: -601.1kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 378.67ms. Allocated memory is still 161.5MB. Free memory was 120.7MB in the beginning and 108.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.78ms. Allocated memory is still 161.5MB. Free memory was 108.2MB in the beginning and 108.2MB in the end (delta: 4.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:32:53,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk --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 7f72f5580e8ee240383987c5e02610bf09387ce8fa780da3ef6f20ea144f2408 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:32:56,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:32:56,685 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:32:56,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:32:56,741 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:32:56,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:32:56,743 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:32:56,743 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:32:56,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:32:56,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:32:56,746 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:32:56,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:32:56,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:32:56,747 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:32:56,747 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:32:56,748 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:32:56,751 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:32:56,754 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:32:56,755 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:32:56,755 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:32:56,755 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:32:56,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:32:56,758 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:32:56,759 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:32:56,759 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:32:56,760 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:32:56,760 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:56,760 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:32:56,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:32:56,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:32:56,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:32:56,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:32:56,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:32:56,762 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:32:56,763 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:56,763 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:32:56,763 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f72f5580e8ee240383987c5e02610bf09387ce8fa780da3ef6f20ea144f2408 [2024-11-08 23:32:57,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:32:57,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:32:57,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:32:57,234 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:32:57,235 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:32:57,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_1+newton_1_7.i Unable to find full path for "g++" [2024-11-08 23:32:59,458 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:32:59,763 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:32:59,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i [2024-11-08 23:32:59,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/data/5d89683ab/b743a1cd04ef4ac1aab61d52d67599e0/FLAGe979d33f0 [2024-11-08 23:33:00,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/data/5d89683ab/b743a1cd04ef4ac1aab61d52d67599e0 [2024-11-08 23:33:00,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:33:00,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:33:00,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:00,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:33:00,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:33:00,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cabcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00, skipping insertion in model container [2024-11-08 23:33:00,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,110 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:33:00,348 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_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i[1226,1239] [2024-11-08 23:33:00,381 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_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i[2786,2799] [2024-11-08 23:33:00,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:00,398 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:33:00,418 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_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i[1226,1239] [2024-11-08 23:33:00,437 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_b038fb12-2898-4fdb-8084-2fc96d667d53/sv-benchmarks/c/combinations/gcd_1+newton_1_7.i[2786,2799] [2024-11-08 23:33:00,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:00,466 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:33:00,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00 WrapperNode [2024-11-08 23:33:00,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:00,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:00,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:33:00,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:33:00,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,518 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-08 23:33:00,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:00,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:33:00,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:33:00,520 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:33:00,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,535 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,548 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:33:00,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:33:00,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:33:00,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:33:00,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:00" (1/1) ... [2024-11-08 23:33:00,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:00,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:33:00,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:33:00,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:33:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:33:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:33:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:33:00,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:33:00,723 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:33:00,726 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:33:23,246 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-08 23:33:23,247 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:33:23,336 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:33:23,336 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:33:23,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:23 BoogieIcfgContainer [2024-11-08 23:33:23,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:33:23,338 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:33:23,338 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:33:23,349 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:33:23,349 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:23" (1/1) ... [2024-11-08 23:33:23,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:33:23,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:33:23,416 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:33:23,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:33:23,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:23,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:23,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:23,421 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:23,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038fb12-2898-4fdb-8084-2fc96d667d53/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process