./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_1_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/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_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/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_ec609398-de0b-4dad-a723-7bc24071a979/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 dfa1882e30013b6f8b781e69284faf3ca8a3ed1438da7b9df498de897a322653 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:31:55,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:31:55,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:31:55,945 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:31:55,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:31:55,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:31:55,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:31:55,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:31:55,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:31:55,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:31:55,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:31:55,986 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:31:55,987 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:31:55,987 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:31:55,987 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:31:55,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:31:55,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:31:55,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:31:55,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:31:55,992 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:31:55,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:31:55,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:31:55,993 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:31:55,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:31:55,994 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:31:55,994 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:31:55,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:31:55,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:55,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:31:55,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:31:55,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:31:55,995 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:31:55,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:31:55,996 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_ec609398-de0b-4dad-a723-7bc24071a979/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfa1882e30013b6f8b781e69284faf3ca8a3ed1438da7b9df498de897a322653 [2024-11-09 00:31:56,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:31:56,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:31:56,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:31:56,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:31:56,305 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:31:56,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_2+newton_1_1.i Unable to find full path for "g++" [2024-11-09 00:31:58,191 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:31:58,484 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:31:58,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i [2024-11-09 00:31:58,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/data/07eff2f35/1e8824b8a32c419fbc1b3be02ccd3893/FLAGc354abd58 [2024-11-09 00:31:58,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/data/07eff2f35/1e8824b8a32c419fbc1b3be02ccd3893 [2024-11-09 00:31:58,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:31:58,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:31:58,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:58,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:31:58,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:31:58,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9d1122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58, skipping insertion in model container [2024-11-09 00:31:58,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,554 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:31:58,746 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_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i[1226,1239] [2024-11-09 00:31:58,776 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_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i[2820,2833] [2024-11-09 00:31:58,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:58,788 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:31:58,799 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_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i[1226,1239] [2024-11-09 00:31:58,810 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_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i[2820,2833] [2024-11-09 00:31:58,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:58,827 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:31:58,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58 WrapperNode [2024-11-09 00:31:58,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:58,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:58,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:31:58,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:31:58,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,872 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-09 00:31:58,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:58,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:31:58,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:31:58,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:31:58,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:31:58,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:31:58,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:31:58,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:31:58,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:58" (1/1) ... [2024-11-09 00:31:58,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:58,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:31:58,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:31:58,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:31:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:31:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:31:58,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:31:58,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:31:59,066 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:31:59,068 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:31:59,306 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-09 00:31:59,307 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:31:59,377 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:31:59,377 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:31:59,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:31:59 BoogieIcfgContainer [2024-11-09 00:31:59,378 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:31:59,379 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:31:59,379 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:31:59,389 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:31:59,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:31:59" (1/1) ... [2024-11-09 00:31:59,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:31:59,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:59,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:31:59,453 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:31:59,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:31:59,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:31:59,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:31:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:31:59,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:31:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:31:59,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:31:59,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:31:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:31:59,655 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:31:59,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:31:59 ImpRootNode [2024-11-09 00:31:59,674 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:31:59,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:31:59,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:31:59,676 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:31:59,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:31:59" (3/4) ... [2024-11-09 00:31:59,683 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:31:59,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:31:59,686 INFO L158 Benchmark]: Toolchain (without parser) took 1172.41ms. Allocated memory is still 165.7MB. Free memory was 131.4MB in the beginning and 85.3MB in the end (delta: 46.0MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:59,687 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 165.7MB. Free memory is still 132.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:59,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.36ms. Allocated memory is still 165.7MB. Free memory was 131.4MB in the beginning and 117.9MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:31:59,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.68ms. Allocated memory is still 165.7MB. Free memory was 117.3MB in the beginning and 115.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:59,690 INFO L158 Benchmark]: Boogie Preprocessor took 25.44ms. Allocated memory is still 165.7MB. Free memory was 115.8MB in the beginning and 114.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:59,691 INFO L158 Benchmark]: RCFGBuilder took 479.32ms. Allocated memory is still 165.7MB. Free memory was 114.1MB in the beginning and 97.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:31:59,692 INFO L158 Benchmark]: CodeCheck took 295.70ms. Allocated memory is still 165.7MB. Free memory was 97.9MB in the beginning and 85.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:31:59,693 INFO L158 Benchmark]: Witness Printer took 9.55ms. Allocated memory is still 165.7MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:59,699 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: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 102]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L108] COND FALSE !(__VERIFIER_nondet_int()) [L111] CALL main2() [L90] float IN = __VERIFIER_nondet_float(); [L91] CALL assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L93] CALL, EXPR f(IN) [L80] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L93] RET, EXPR f(IN) [L93] CALL, EXPR fp(IN) [L85] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L93] RET, EXPR fp(IN) [L93] float x = IN - f(IN)/fp(IN); [L101] COND TRUE !(x < 0.1) [L102] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 165.7MB. Free memory is still 132.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.36ms. Allocated memory is still 165.7MB. Free memory was 131.4MB in the beginning and 117.9MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.68ms. Allocated memory is still 165.7MB. Free memory was 117.3MB in the beginning and 115.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.44ms. Allocated memory is still 165.7MB. Free memory was 115.8MB in the beginning and 114.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.32ms. Allocated memory is still 165.7MB. Free memory was 114.1MB in the beginning and 97.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 295.70ms. Allocated memory is still 165.7MB. Free memory was 97.9MB in the beginning and 85.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 9.55ms. Allocated memory is still 165.7MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:31:59,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/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_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/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_ec609398-de0b-4dad-a723-7bc24071a979/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 dfa1882e30013b6f8b781e69284faf3ca8a3ed1438da7b9df498de897a322653 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:32:02,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:32:02,183 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:32:02,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:32:02,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:32:02,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:32:02,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:32:02,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:32:02,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:32:02,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:32:02,232 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:32:02,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:32:02,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:32:02,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:32:02,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:32:02,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:32:02,235 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:32:02,236 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:32:02,236 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:32:02,236 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:32:02,237 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:32:02,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:32:02,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:32:02,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:32:02,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:32:02,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:32:02,240 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:02,240 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:32:02,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:32:02,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:02,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:32:02,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:32:02,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:32:02,243 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:32:02,243 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:02,243 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:32:02,244 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_ec609398-de0b-4dad-a723-7bc24071a979/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfa1882e30013b6f8b781e69284faf3ca8a3ed1438da7b9df498de897a322653 [2024-11-09 00:32:02,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:32:02,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:32:02,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:32:02,710 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:32:02,711 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:32:02,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_2+newton_1_1.i Unable to find full path for "g++" [2024-11-09 00:32:04,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:32:05,063 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:32:05,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i [2024-11-09 00:32:05,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/data/8e212d09e/15518521305b4b6cae3526d48b8280c1/FLAGdb73c3eaf [2024-11-09 00:32:05,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/data/8e212d09e/15518521305b4b6cae3526d48b8280c1 [2024-11-09 00:32:05,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:32:05,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:32:05,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:05,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:32:05,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:32:05,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b629c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05, skipping insertion in model container [2024-11-09 00:32:05,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,124 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:32:05,332 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_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i[1226,1239] [2024-11-09 00:32:05,372 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_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i[2820,2833] [2024-11-09 00:32:05,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:05,406 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:32:05,426 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_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i[1226,1239] [2024-11-09 00:32:05,451 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_ec609398-de0b-4dad-a723-7bc24071a979/sv-benchmarks/c/combinations/gcd_2+newton_1_1.i[2820,2833] [2024-11-09 00:32:05,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:05,490 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:32:05,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05 WrapperNode [2024-11-09 00:32:05,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:05,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:05,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:32:05,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:32:05,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,577 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-09 00:32:05,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:05,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:32:05,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:32:05,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:32:05,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,604 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,662 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:32:05,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:32:05,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:32:05,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:32:05,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:05" (1/1) ... [2024-11-09 00:32:05,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:05,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:32:05,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:32:05,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:32:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:32:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:32:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:32:05,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:32:05,835 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:32:05,838 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:32:28,010 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-09 00:32:28,010 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:32:28,079 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:32:28,079 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:32:28,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:28 BoogieIcfgContainer [2024-11-09 00:32:28,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:32:28,081 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:32:28,081 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:32:28,091 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:32:28,091 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:28" (1/1) ... [2024-11-09 00:32:28,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:32:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:32:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:32:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:32:28,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:28,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:28,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:32:28,153 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:32:28,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:43:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:59,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:44:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:44:10,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:44:10,262 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) [2024-11-09 00:44:10,267 INFO L158 Benchmark]: Toolchain (without parser) took 725173.79ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 34.3MB in the end (delta: 24.9MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2024-11-09 00:44:10,268 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 60.8MB. Free memory was 36.9MB in the beginning and 36.9MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:44:10,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.87ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 44.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:44:10,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.77ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 63.0MB in the end (delta: -18.2MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-09 00:44:10,274 INFO L158 Benchmark]: Boogie Preprocessor took 84.01ms. Allocated memory is still 83.9MB. Free memory was 63.0MB in the beginning and 61.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:44:10,276 INFO L158 Benchmark]: RCFGBuilder took 22417.56ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 43.7MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:44:10,277 INFO L158 Benchmark]: CodeCheck took 702183.88ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 34.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:44:10,283 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 0.67ms. Allocated memory is still 60.8MB. Free memory was 36.9MB in the beginning and 36.9MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.87ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 44.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.77ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 63.0MB in the end (delta: -18.2MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.01ms. Allocated memory is still 83.9MB. Free memory was 63.0MB in the beginning and 61.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 22417.56ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 43.7MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 702183.88ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 34.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:44:10,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec609398-de0b-4dad-a723-7bc24071a979/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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