./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/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_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:19:21,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:19:22,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 21:19:22,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:19:22,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:19:22,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:19:22,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:19:22,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:19:22,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:19:22,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:19:22,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:19:22,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:19:22,057 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:19:22,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:19:22,057 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:19:22,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:19:22,058 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:19:22,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:19:22,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:19:22,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:19:22,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:19:22,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:19:22,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:19:22,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:19:22,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:19:22,059 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:19:22,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:19:22,060 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_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/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 ! overflow) ) 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 -> 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 [2024-11-13 21:19:22,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:19:22,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:19:22,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:19:22,360 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:19:22,360 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:19:22,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c Unable to find full path for "g++" [2024-11-13 21:19:24,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:19:24,524 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:19:24,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2024-11-13 21:19:24,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/data/ce3c03843/361c9b2ea2e4458a87c9cf62970bec0b/FLAG0ced334ac [2024-11-13 21:19:24,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/data/ce3c03843/361c9b2ea2e4458a87c9cf62970bec0b [2024-11-13 21:19:24,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:19:24,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:19:24,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:19:24,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:19:24,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:19:24,808 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:19:24" (1/1) ... [2024-11-13 21:19:24,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe44cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:24, skipping insertion in model container [2024-11-13 21:19:24,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:19:24" (1/1) ... [2024-11-13 21:19:24,828 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:19:25,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:19:25,057 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:19:25,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:19:25,134 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:19:25,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25 WrapperNode [2024-11-13 21:19:25,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:19:25,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:19:25,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:19:25,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:19:25,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,181 INFO L138 Inliner]: procedures = 18, calls = 83, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-11-13 21:19:25,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:19:25,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:19:25,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:19:25,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:19:25,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,223 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:19:25,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:19:25,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:19:25,235 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:19:25,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:25" (1/1) ... [2024-11-13 21:19:25,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:19:25,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:19:25,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:19:25,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:19:25,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:19:25,316 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_36_0 [2024-11-13 21:19:25,316 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_36_0 [2024-11-13 21:19:25,316 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:19:25,316 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_43_0 [2024-11-13 21:19:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_43_0 [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_46_to_51_0 [2024-11-13 21:19:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_46_to_51_0 [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:19:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:19:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:19:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:19:25,454 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:19:25,456 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:19:26,340 INFO L? ?]: Removed 229 outVars from TransFormulas that were not future-live. [2024-11-13 21:19:26,340 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:19:26,393 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:19:26,393 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 21:19:26,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:26 BoogieIcfgContainer [2024-11-13 21:19:26,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:19:26,395 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:19:26,395 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:19:26,407 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:19:26,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:26" (1/1) ... [2024-11-13 21:19:26,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:19:26,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:26,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 224 states and 236 transitions. [2024-11-13 21:19:26,488 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 236 transitions. [2024-11-13 21:19:26,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:19:26,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:26,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:19:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:19:26,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:19:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:19:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:19:26,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:19:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:19:26,745 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:19:26,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:19:26 ImpRootNode [2024-11-13 21:19:26,773 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:19:26,774 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:19:26,774 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:19:26,774 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:19:26,776 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:26" (3/4) ... [2024-11-13 21:19:26,778 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:19:26,779 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:19:26,780 INFO L158 Benchmark]: Toolchain (without parser) took 1979.92ms. Allocated memory is still 117.4MB. Free memory was 95.1MB in the beginning and 81.7MB in the end (delta: 13.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-13 21:19:26,783 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:19:26,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.54ms. Allocated memory is still 117.4MB. Free memory was 95.1MB in the beginning and 83.1MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:19:26,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.01ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 81.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:19:26,784 INFO L158 Benchmark]: Boogie Preprocessor took 48.83ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:19:26,785 INFO L158 Benchmark]: RCFGBuilder took 1162.58ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 43.2MB in the end (delta: 36.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:19:26,785 INFO L158 Benchmark]: CodeCheck took 378.51ms. Allocated memory is still 117.4MB. Free memory was 43.2MB in the beginning and 81.7MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:19:26,786 INFO L158 Benchmark]: Witness Printer took 5.61ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 81.7MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:19:26,788 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 6 procedures, 224 locations, 92 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, 2 NumberOfCodeBlocks, 2 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: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 124. Possible FailurePath: [L119] int A; [L120] int R; [L121] int u; [L122] int v; [L123] int r; [L124] A = __VERIFIER_nondet_double() [L125] R = __VERIFIER_nondet_double() [L126] R - 1 VAL [A={25856:0}, r={25857:0}, u={25858:0}, v={25855:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.54ms. Allocated memory is still 117.4MB. Free memory was 95.1MB in the beginning and 83.1MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.01ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 81.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.83ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1162.58ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 43.2MB in the end (delta: 36.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 378.51ms. Allocated memory is still 117.4MB. Free memory was 43.2MB in the beginning and 81.7MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.61ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 81.7MB in the end (delta: 21.0kB). 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 21:19:26,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/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_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/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_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:19:29,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:19:29,617 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 21:19:29,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:19:29,655 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:19:29,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:19:29,656 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:19:29,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:19:29,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:19:29,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:19:29,656 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:19:29,656 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:19:29,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:19:29,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:19:29,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:19:29,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:19:29,657 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:19:29,657 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:19:29,658 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:19:29,658 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:19:29,658 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:19:29,658 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:19:29,658 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:19:29,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:19:29,659 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:19:29,659 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:19:29,659 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:19:29,659 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:19:29,659 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:29,659 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:19:29,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:19:29,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:19:29,660 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:19:29,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:19:29,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:19:29,660 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:19:29,661 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:29,661 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:19:29,661 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_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/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 ! overflow) ) 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 -> 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 [2024-11-13 21:19:30,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:19:30,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:19:30,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:19:30,042 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:19:30,043 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:19:30,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c Unable to find full path for "g++" [2024-11-13 21:19:31,885 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:19:32,097 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:19:32,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2024-11-13 21:19:32,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/data/0eb79b2c5/31510c84667240b19bde73e0caa2c07e/FLAGf0345f8b7 [2024-11-13 21:19:32,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/data/0eb79b2c5/31510c84667240b19bde73e0caa2c07e [2024-11-13 21:19:32,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:19:32,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:19:32,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:19:32,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:19:32,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:19:32,456 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc32769 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32, skipping insertion in model container [2024-11-13 21:19:32,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,473 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:19:32,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:19:32,730 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:19:32,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:19:32,811 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:19:32,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32 WrapperNode [2024-11-13 21:19:32,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:19:32,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:19:32,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:19:32,813 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:19:32,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,836 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,860 INFO L138 Inliner]: procedures = 21, calls = 83, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2024-11-13 21:19:32,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:19:32,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:19:32,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:19:32,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:19:32,872 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:19:32,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:19:32,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:19:32,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:19:32,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:32" (1/1) ... [2024-11-13 21:19:32,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:19:32,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:19:32,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:19:32,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:19:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:19:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_36_0 [2024-11-13 21:19:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_36_0 [2024-11-13 21:19:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:19:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:19:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:19:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:19:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_43_0 [2024-11-13 21:19:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_43_0 [2024-11-13 21:19:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:19:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_46_to_51_0 [2024-11-13 21:19:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_46_to_51_0 [2024-11-13 21:19:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:19:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:19:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:19:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:19:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:19:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:19:33,146 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:19:33,149 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:19:41,120 INFO L? ?]: Removed 225 outVars from TransFormulas that were not future-live. [2024-11-13 21:19:41,120 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:19:41,166 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:19:41,166 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 21:19:41,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:41 BoogieIcfgContainer [2024-11-13 21:19:41,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:19:41,167 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:19:41,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:19:41,177 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:19:41,177 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:41" (1/1) ... [2024-11-13 21:19:41,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:19:41,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:41,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 224 states and 236 transitions. [2024-11-13 21:19:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 236 transitions. [2024-11-13 21:19:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:19:41,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:41,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:41,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:41,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:41,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a771c6a8-a1a8-4a37-bc2c-d3a3f61a7985/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:19:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:19:41,530 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:19:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat