./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_1_6.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_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/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_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/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_bb0535b2-fc56-46a6-a889-b77027e022c3/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 8d5852a96a997fd819a9dfc3e184ca8c6360d14970e60ecfb10d610384c98f94 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:23:24,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:23:24,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:23:24,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:23:24,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:23:24,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:23:24,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:23:24,261 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:23:24,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:23:24,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:23:24,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:23:24,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:23:24,263 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:23:24,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:23:24,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:23:24,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:23:24,263 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:23:24,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:23:24,264 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:23:24,264 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:23:24,265 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:23:24,265 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:23:24,265 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:23:24,265 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:23:24,265 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:23:24,265 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:23:24,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:23:24,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:23:24,266 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:23:24,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:23:24,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:23:24,267 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:23:24,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:23:24,267 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_bb0535b2-fc56-46a6-a889-b77027e022c3/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 -> 8d5852a96a997fd819a9dfc3e184ca8c6360d14970e60ecfb10d610384c98f94 [2024-11-13 20:23:24,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:23:24,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:23:24,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:23:24,629 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:23:24,629 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:23:24,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_4+newton_1_6.i Unable to find full path for "g++" [2024-11-13 20:23:26,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:23:26,851 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:23:26,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i [2024-11-13 20:23:26,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/data/0771fbe76/0e3f5e083dfe420e818248de8c6a539e/FLAG1f68e020a [2024-11-13 20:23:26,884 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/data/0771fbe76/0e3f5e083dfe420e818248de8c6a539e [2024-11-13 20:23:26,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:23:26,887 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:23:26,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:23:26,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:23:26,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:23:26,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:23:26" (1/1) ... [2024-11-13 20:23:26,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bbf52ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:26, skipping insertion in model container [2024-11-13 20:23:26,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:23:26" (1/1) ... [2024-11-13 20:23:26,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:23:27,088 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_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i[1224,1237] [2024-11-13 20:23:27,127 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_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i[2806,2819] [2024-11-13 20:23:27,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:23:27,138 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:23:27,151 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_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i[1224,1237] [2024-11-13 20:23:27,171 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_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i[2806,2819] [2024-11-13 20:23:27,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:23:27,199 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:23:27,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27 WrapperNode [2024-11-13 20:23:27,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:23:27,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:23:27,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:23:27,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:23:27,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,246 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-11-13 20:23:27,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:23:27,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:23:27,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:23:27,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:23:27,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:23:27,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:23:27,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:23:27,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:23:27,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:23:27,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:23:27,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:23:27,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:23:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:23:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:23:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:23:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:23:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:23:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:23:27,446 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:23:27,449 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:23:27,637 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 20:23:27,637 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:23:27,742 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:23:27,742 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:23:27,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:23:27 BoogieIcfgContainer [2024-11-13 20:23:27,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:23:27,743 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:23:27,743 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:23:27,754 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:23:27,755 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:23:27" (1/1) ... [2024-11-13 20:23:27,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:23:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 20:23:27,832 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 20:23:27,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:23:27,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:27,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:23:27,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:23:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:23:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:23:27,982 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:23:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:23:28,001 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:23:28,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:23:28 ImpRootNode [2024-11-13 20:23:28,021 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:23:28,022 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:23:28,022 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:23:28,022 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:23:28,023 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:23:27" (3/4) ... [2024-11-13 20:23:28,026 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:23:28,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:23:28,028 INFO L158 Benchmark]: Toolchain (without parser) took 1140.60ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 51.6MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:23:28,028 INFO L158 Benchmark]: CDTParser took 2.54ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:23:28,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.78ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 80.7MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:23:28,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.52ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:23:28,029 INFO L158 Benchmark]: Boogie Preprocessor took 37.40ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.3MB in the end (delta: 899.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:23:28,030 INFO L158 Benchmark]: RCFGBuilder took 455.15ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 63.1MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:23:28,031 INFO L158 Benchmark]: CodeCheck took 277.93ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 51.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:23:28,031 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 117.4MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 171.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:23:28,033 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: 0.2s, 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: 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 > -1.2f && IN < 1.2f) [L82] COND FALSE !(!cond) [L98] RET assume_abort_if_not(IN > -1.2f && IN < 1.2f) [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 2.54ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.78ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 80.7MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.52ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.40ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.3MB in the end (delta: 899.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 455.15ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 63.1MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 277.93ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 51.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 117.4MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 171.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:23:28,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/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_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/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_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/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_bb0535b2-fc56-46a6-a889-b77027e022c3/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 8d5852a96a997fd819a9dfc3e184ca8c6360d14970e60ecfb10d610384c98f94 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:23:30,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:23:30,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:23:30,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:23:30,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:23:30,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:23:30,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:23:30,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:23:30,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:23:30,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:23:30,846 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:23:30,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:23:30,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:23:30,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:23:30,847 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:23:30,848 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:23:30,848 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:23:30,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:23:30,848 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:30,848 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:23:30,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:23:30,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:23:30,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:23:30,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:23:30,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:23:30,849 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:23:30,849 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:30,849 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:23:30,851 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_bb0535b2-fc56-46a6-a889-b77027e022c3/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 -> 8d5852a96a997fd819a9dfc3e184ca8c6360d14970e60ecfb10d610384c98f94 [2024-11-13 20:23:31,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:23:31,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:23:31,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:23:31,219 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:23:31,220 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:23:31,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_4+newton_1_6.i Unable to find full path for "g++" [2024-11-13 20:23:33,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:23:33,433 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:23:33,434 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i [2024-11-13 20:23:33,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/data/5462a1b4a/b3d38eaa1ec3424988c8393b5ad813d7/FLAG18223375a [2024-11-13 20:23:33,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/data/5462a1b4a/b3d38eaa1ec3424988c8393b5ad813d7 [2024-11-13 20:23:33,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:23:33,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:23:33,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:23:33,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:23:33,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:23:33,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e597b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33, skipping insertion in model container [2024-11-13 20:23:33,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,510 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:23:33,685 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_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i[1224,1237] [2024-11-13 20:23:33,731 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_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i[2806,2819] [2024-11-13 20:23:33,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:23:33,756 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:23:33,775 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i[1224,1237] [2024-11-13 20:23:33,793 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_bb0535b2-fc56-46a6-a889-b77027e022c3/sv-benchmarks/c/combinations/gcd_4+newton_1_6.i[2806,2819] [2024-11-13 20:23:33,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:23:33,821 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:23:33,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33 WrapperNode [2024-11-13 20:23:33,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:23:33,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:23:33,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:23:33,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:23:33,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,875 INFO L138 Inliner]: procedures = 28, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2024-11-13 20:23:33,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:23:33,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:23:33,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:23:33,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:23:33,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,914 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:23:33,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:23:33,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:23:33,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:23:33,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:23:33" (1/1) ... [2024-11-13 20:23:33,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:23:33,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:23:33,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:23:33,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:23:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:23:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:23:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:23:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:23:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:23:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:23:34,085 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:23:34,087 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:23:44,397 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 20:23:44,398 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:23:44,470 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:23:44,470 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:23:44,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:23:44 BoogieIcfgContainer [2024-11-13 20:23:44,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:23:44,472 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:23:44,472 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:23:44,483 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:23:44,483 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:23:44" (1/1) ... [2024-11-13 20:23:44,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:23:44,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:44,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 20:23:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 20:23:44,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:23:44,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:44,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:44,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:23:44,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:23:44,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb0535b2-fc56-46a6-a889-b77027e022c3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process