./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c --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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/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 4b82e8c1bcf5c03e334b6553e221218e68863b0793b3c79a9b1ece221f87e858 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:48:28,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:48:29,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:48:29,007 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:48:29,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:48:29,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:48:29,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:48:29,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:48:29,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:48:29,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:48:29,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:48:29,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:48:29,038 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:48:29,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:48:29,038 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:48:29,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:48:29,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:48:29,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:48:29,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:48:29,039 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:48:29,039 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:48:29,039 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:48:29,039 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:48:29,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:48:29,040 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:48:29,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:48:29,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:48:29,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:29,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:48:29,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:48:29,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:48:29,041 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:48:29,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:48:29,041 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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/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 -> 4b82e8c1bcf5c03e334b6553e221218e68863b0793b3c79a9b1ece221f87e858 [2024-11-13 22:48:29,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:48:29,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:48:29,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:48:29,420 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:48:29,421 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:48:29,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c Unable to find full path for "g++" [2024-11-13 22:48:31,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:48:31,841 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:48:31,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c [2024-11-13 22:48:31,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/data/eb0482ca2/87442c2f6ab149deb6a9f9723f077177/FLAGeea86464d [2024-11-13 22:48:31,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/data/eb0482ca2/87442c2f6ab149deb6a9f9723f077177 [2024-11-13 22:48:31,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:48:31,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:48:31,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:31,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:48:31,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:48:31,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:31" (1/1) ... [2024-11-13 22:48:31,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2101302b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:31, skipping insertion in model container [2024-11-13 22:48:31,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:31" (1/1) ... [2024-11-13 22:48:31,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:48:32,116 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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c[709,722] [2024-11-13 22:48:32,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:32,170 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:48:32,184 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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c[709,722] [2024-11-13 22:48:32,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:32,238 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:48:32,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32 WrapperNode [2024-11-13 22:48:32,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:32,243 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:32,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:48:32,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:48:32,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,291 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39 [2024-11-13 22:48:32,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:32,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:48:32,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:48:32,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:48:32,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,307 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:48:32,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:48:32,332 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:48:32,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:48:32,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:32,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:48:32,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:48:32,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:48:32,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:48:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:48:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:48:32,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:48:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:48:32,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:48:32,511 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:48:32,513 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:48:32,687 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 22:48:32,688 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:48:32,768 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:48:32,770 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:48:32,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:32 BoogieIcfgContainer [2024-11-13 22:48:32,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:48:32,772 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:48:32,772 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:48:32,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:48:32,791 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:32" (1/1) ... [2024-11-13 22:48:32,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:48:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:32,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-13 22:48:32,877 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-13 22:48:32,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:48:32,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:32,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:48:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:33,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:48:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:33,110 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:48:33,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:48:33 ImpRootNode [2024-11-13 22:48:33,144 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:48:33,144 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:48:33,144 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:48:33,145 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:48:33,145 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:32" (3/4) ... [2024-11-13 22:48:33,151 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:48:33,152 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:48:33,153 INFO L158 Benchmark]: Toolchain (without parser) took 1279.03ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 56.8MB in the end (delta: 36.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:48:33,154 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:33,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.31ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.0MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:33,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.26ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:33,155 INFO L158 Benchmark]: Boogie Preprocessor took 37.24ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 79.0MB in the end (delta: 727.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:33,156 INFO L158 Benchmark]: RCFGBuilder took 439.58ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.4MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:33,156 INFO L158 Benchmark]: CodeCheck took 371.43ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 57.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:33,157 INFO L158 Benchmark]: Witness Printer took 7.97ms. Allocated memory is still 117.4MB. Free memory was 57.2MB in the beginning and 56.8MB in the end (delta: 398.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:33,164 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, 17 locations, 1 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, 6 NumberOfCodeBlocks, 6 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: 19]: 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 to_int at line 34, overapproximation of someBinaryDOUBLEComparisonOperation at line 28. Possible FailurePath: [L25] int r; [L26] double a, x, s; [L27] a = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(a>=0 && a<=10) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=10) [L29] x = a [L30] s = 3.25 [L31] r = 1 VAL [r=1] [L33] COND TRUE 1 VAL [r=1] [L34] CALL __VERIFIER_assert((int)(4*s) - 12*r*r == 1) VAL [\old(cond)=0] [L17] COND TRUE !(cond) VAL [\old(cond)=0] [L19] reach_error() VAL [\old(cond)=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.31ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.0MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.26ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.24ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 79.0MB in the end (delta: 727.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 439.58ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.4MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 371.43ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 57.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.97ms. Allocated memory is still 117.4MB. Free memory was 57.2MB in the beginning and 56.8MB in the end (delta: 398.6kB). 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 22:48:33,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/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 4b82e8c1bcf5c03e334b6553e221218e68863b0793b3c79a9b1ece221f87e858 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:48:36,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:48:36,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:48:36,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:48:36,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:48:36,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:48:36,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:48:36,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:48:36,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:48:36,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:48:36,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:48:36,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:48:36,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:48:36,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:48:36,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:48:36,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:48:36,548 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:48:36,548 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:48:36,548 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:48:36,548 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:48:36,548 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:48:36,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:48:36,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:48:36,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:48:36,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:48:36,549 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:48:36,549 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:36,549 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:48:36,549 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:48:36,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:36,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:48:36,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:48:36,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:48:36,549 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:48:36,550 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:36,550 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:48:36,550 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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/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 -> 4b82e8c1bcf5c03e334b6553e221218e68863b0793b3c79a9b1ece221f87e858 [2024-11-13 22:48:36,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:48:36,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:48:36,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:48:36,913 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:48:36,913 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:48:36,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c Unable to find full path for "g++" [2024-11-13 22:48:38,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:48:39,233 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:48:39,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c [2024-11-13 22:48:39,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/data/d98826ad0/1028c822fa9e451d878b26176a412f9c/FLAG04dae72fd [2024-11-13 22:48:39,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/data/d98826ad0/1028c822fa9e451d878b26176a412f9c [2024-11-13 22:48:39,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:48:39,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:48:39,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:39,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:48:39,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:48:39,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a33b730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39, skipping insertion in model container [2024-11-13 22:48:39,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,327 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:48:39,509 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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c[709,722] [2024-11-13 22:48:39,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:39,567 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:48:39,580 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_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/sv-benchmarks/c/nla-digbench-scaling/freire2_valuebound10.c[709,722] [2024-11-13 22:48:39,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:39,614 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:48:39,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39 WrapperNode [2024-11-13 22:48:39,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:39,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:39,617 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:48:39,617 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:48:39,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,657 INFO L138 Inliner]: procedures = 15, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-11-13 22:48:39,660 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:39,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:48:39,661 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:48:39,661 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:48:39,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:48:39,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:48:39,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:48:39,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:48:39,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:39" (1/1) ... [2024-11-13 22:48:39,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:39,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:48:39,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:48:39,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:48:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:48:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:48:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:48:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:48:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:48:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:48:39,861 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:48:39,865 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:48:43,160 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 22:48:43,160 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:48:43,242 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:48:43,243 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:48:43,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:43 BoogieIcfgContainer [2024-11-13 22:48:43,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:48:43,244 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:48:43,244 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:48:43,254 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:48:43,255 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:43" (1/1) ... [2024-11-13 22:48:43,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:48:43,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-13 22:48:43,335 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-13 22:48:43,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:48:43,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:43,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:43,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:43,340 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:43,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:48:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:43,519 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:43,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:48:43,816 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:44,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:48:44,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:48:45,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:47,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:52,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:49:02,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:49:12,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:49:20,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:49:31,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:49:41,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:49:42,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:42,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2024-11-13 22:49:42,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2024-11-13 22:49:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:49:42,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:42,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:42,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:42,978 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:42,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:49:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:43,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:49:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:52,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:49:52,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:56,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:49:56,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:49:59,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:50:01,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:50:08,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:50:12,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:50:23,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:50:33,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:50:39,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:50:50,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:51:00,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:51:07,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.97s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:51:11,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:51:22,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:51:32,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:51:38,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.79s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:51:48,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:51:58,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:08,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.55s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:09,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:14,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:15,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:17,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:23,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.52s for a HTC check with result VALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:26,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:26,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 28 states and 59 transitions. [2024-11-13 22:52:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 59 transitions. [2024-11-13 22:52:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:52:26,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:26,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:26,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:26,533 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:26,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1b2de8-7fc8-44b9-ab0e-d2f2dfaffec4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:53:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:53:04,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:53:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat