./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_1_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44dec35de9ed8408896b6e9513fe1f32435d026e2fe7d21fe3b275ad7f75412d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:18:47,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:18:47,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:18:47,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:18:47,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:18:47,596 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:18:47,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:18:47,598 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:18:47,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:18:47,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:18:47,599 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:18:47,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:18:47,599 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:18:47,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:18:47,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:18:47,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:18:47,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:18:47,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:18:47,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:18:47,600 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:18:47,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:18:47,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:18:47,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:18:47,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:18:47,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:18:47,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:18:47,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:18:47,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:47,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:18:47,603 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:18:47,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:18:47,604 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:18:47,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:18:47,604 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44dec35de9ed8408896b6e9513fe1f32435d026e2fe7d21fe3b275ad7f75412d [2024-11-13 20:18:47,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:18:47,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:18:47,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:18:47,986 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:18:47,986 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:18:47,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_4+newton_1_3.i Unable to find full path for "g++" [2024-11-13 20:18:50,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:18:50,730 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:18:50,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i [2024-11-13 20:18:50,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/data/63c704f66/acb9d1daa83c4c979eb7c4ce485e0fc5/FLAG78f2f1ea2 [2024-11-13 20:18:50,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/data/63c704f66/acb9d1daa83c4c979eb7c4ce485e0fc5 [2024-11-13 20:18:50,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:18:50,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:18:50,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:50,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:18:50,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:18:50,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:50" (1/1) ... [2024-11-13 20:18:50,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78edea22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:50, skipping insertion in model container [2024-11-13 20:18:50,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:50" (1/1) ... [2024-11-13 20:18:50,808 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:18:50,998 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_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i[1224,1237] [2024-11-13 20:18:51,039 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_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i[2806,2819] [2024-11-13 20:18:51,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:51,057 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:18:51,073 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_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i[1224,1237] [2024-11-13 20:18:51,083 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_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i[2806,2819] [2024-11-13 20:18:51,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:51,100 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:18:51,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51 WrapperNode [2024-11-13 20:18:51,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:51,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:51,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:18:51,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:18:51,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,135 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-11-13 20:18:51,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:51,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:18:51,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:18:51,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:18:51,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:18:51,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:18:51,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:18:51,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:18:51,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:51,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:18:51,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:18:51,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:18:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:18:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:18:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:18:51,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:18:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:18:51,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:18:51,324 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:18:51,327 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:18:51,542 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 20:18:51,542 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:51,662 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:51,663 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:18:51,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:51 BoogieIcfgContainer [2024-11-13 20:18:51,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:51,665 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:51,665 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:51,680 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:51,680 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:51" (1/1) ... [2024-11-13 20:18:51,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 20:18:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 20:18:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:51,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:51,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:51,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:18:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:51,943 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:18:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:51,973 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:18:51,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:18:51 ImpRootNode [2024-11-13 20:18:51,999 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:18:52,000 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:18:52,001 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:18:52,001 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:18:52,002 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:51" (3/4) ... [2024-11-13 20:18:52,005 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:18:52,007 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:18:52,008 INFO L158 Benchmark]: Toolchain (without parser) took 1232.34ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 76.9MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:18:52,008 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:52,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.96ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 106.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:52,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.48ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:52,009 INFO L158 Benchmark]: Boogie Preprocessor took 22.70ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.3MB in the end (delta: 894.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:52,010 INFO L158 Benchmark]: RCFGBuilder took 504.98ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 88.2MB in the end (delta: 16.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:52,010 INFO L158 Benchmark]: CodeCheck took 334.32ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 77.2MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:18:52,013 INFO L158 Benchmark]: Witness Printer took 7.14ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 76.9MB in the end (delta: 242.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:52,018 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 21 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: 109]: 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 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 108, overapproximation of someBinaryArithmeticFLOAToperation at line 87. Possible FailurePath: [L115] COND FALSE !(__VERIFIER_nondet_int()) [L118] CALL main2() [L97] float IN = __VERIFIER_nondet_float(); [L98] CALL assume_abort_if_not(IN > -0.6f && IN < 0.6f) [L82] COND FALSE !(!cond) [L98] RET assume_abort_if_not(IN > -0.6f && IN < 0.6f) [L100] CALL, EXPR f(IN) [L87] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L100] RET, EXPR f(IN) [L100] CALL, EXPR fp(IN) [L92] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L100] RET, EXPR fp(IN) [L100] float x = IN - f(IN)/fp(IN); [L108] COND TRUE !(x < 0.1) [L109] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.96ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 106.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.48ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.70ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.3MB in the end (delta: 894.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 504.98ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 88.2MB in the end (delta: 16.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 334.32ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 77.2MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.14ms. Allocated memory is still 142.6MB. Free memory was 77.2MB in the beginning and 76.9MB in the end (delta: 242.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:18:52,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44dec35de9ed8408896b6e9513fe1f32435d026e2fe7d21fe3b275ad7f75412d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:18:55,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:18:55,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:18:55,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:18:55,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:18:55,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:18:55,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:18:55,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:18:55,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:18:55,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:18:55,277 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:18:55,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:18:55,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:18:55,279 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:18:55,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:18:55,279 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:18:55,279 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:18:55,280 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:18:55,280 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:55,281 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:18:55,281 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:18:55,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:55,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:18:55,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:18:55,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:18:55,281 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:18:55,281 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:55,281 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:18:55,282 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44dec35de9ed8408896b6e9513fe1f32435d026e2fe7d21fe3b275ad7f75412d [2024-11-13 20:18:55,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:18:55,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:18:55,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:18:55,709 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:18:55,710 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:18:55,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_4+newton_1_3.i Unable to find full path for "g++" [2024-11-13 20:18:58,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:18:58,463 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:18:58,468 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i [2024-11-13 20:18:58,485 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/data/0c5d200fb/a179cc962095438ab632be0444bf1278/FLAG1901b81d5 [2024-11-13 20:18:58,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/data/0c5d200fb/a179cc962095438ab632be0444bf1278 [2024-11-13 20:18:58,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:18:58,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:18:58,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:58,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:18:58,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:18:58,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:58,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb8ba60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58, skipping insertion in model container [2024-11-13 20:18:58,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:58,549 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:18:58,784 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_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i[1224,1237] [2024-11-13 20:18:58,837 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_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i[2806,2819] [2024-11-13 20:18:58,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:58,870 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:18:58,887 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_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i[1224,1237] [2024-11-13 20:18:58,910 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_cdee09e5-e8ac-4d49-9809-2dd996226ad1/sv-benchmarks/c/combinations/gcd_4+newton_1_3.i[2806,2819] [2024-11-13 20:18:58,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:58,942 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:18:58,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58 WrapperNode [2024-11-13 20:18:58,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:58,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:58,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:18:58,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:18:58,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:58,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,004 INFO L138 Inliner]: procedures = 28, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2024-11-13 20:18:59,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:59,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:18:59,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:18:59,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:18:59,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:18:59,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:18:59,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:18:59,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:18:59,069 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:58" (1/1) ... [2024-11-13 20:18:59,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:59,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:18:59,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:18:59,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:18:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:18:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:18:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:18:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:18:59,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:18:59,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:18:59,272 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:18:59,275 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:19:13,436 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 20:19:13,437 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:19:13,541 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:19:13,542 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:19:13,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:13 BoogieIcfgContainer [2024-11-13 20:19:13,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:19:13,543 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:19:13,544 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:19:13,555 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:19:13,556 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:13" (1/1) ... [2024-11-13 20:19:13,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:19:13,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:13,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 20:19:13,623 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 20:19:13,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:19:13,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:13,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:19:13,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:19:13,632 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:19:13,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdee09e5-e8ac-4d49-9809-2dd996226ad1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process