./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3 --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 8cfcfd272855d27ce62fb23250668d204eb8b7cef032f32eb6bf38a181db8911 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:48:30,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:48:31,079 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:48:31,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:48:31,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:48:31,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:48:31,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:48:31,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:48:31,140 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:48:31,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:48:31,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:48:31,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:48:31,141 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:48:31,141 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:48:31,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:48:31,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:48:31,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:48:31,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:48:31,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:48:31,144 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:48:31,144 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:48:31,144 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:48:31,145 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:48:31,145 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:48:31,145 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:48:31,145 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:48:31,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:48:31,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:48:31,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:48:31,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:48:31,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:48:31,146 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:48:31,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:48:31,146 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_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8cfcfd272855d27ce62fb23250668d204eb8b7cef032f32eb6bf38a181db8911 [2024-11-25 03:48:31,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:48:31,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:48:31,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:48:31,503 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:48:31,503 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:48:31,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i [2024-11-25 03:48:34,468 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data/c5879eb1b/3ab19ecb65744408bc73276d1f9d7bd6/FLAG5074914fe [2024-11-25 03:48:34,734 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:48:34,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i [2024-11-25 03:48:34,742 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data/c5879eb1b/3ab19ecb65744408bc73276d1f9d7bd6/FLAG5074914fe [2024-11-25 03:48:34,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data/c5879eb1b/3ab19ecb65744408bc73276d1f9d7bd6 [2024-11-25 03:48:34,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:48:34,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:48:34,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:48:34,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:48:34,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:48:34,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:48:34" (1/1) ... [2024-11-25 03:48:34,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24aaf659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:34, skipping insertion in model container [2024-11-25 03:48:34,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:48:34" (1/1) ... [2024-11-25 03:48:34,788 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:48:34,936 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_cb14214e-6e6e-4d9b-9754-79ee8a44388e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i[915,928] [2024-11-25 03:48:34,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:48:34,997 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:48:35,008 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_cb14214e-6e6e-4d9b-9754-79ee8a44388e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i[915,928] [2024-11-25 03:48:35,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:48:35,049 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:48:35,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35 WrapperNode [2024-11-25 03:48:35,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:48:35,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:48:35,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:48:35,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:48:35,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,107 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 94 [2024-11-25 03:48:35,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:48:35,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:48:35,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:48:35,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:48:35,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,142 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:48:35,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:48:35,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:48:35,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:48:35,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:48:35,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:48:35,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:48:35,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:48:35,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:48:35,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:48:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:48:35,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:48:35,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:48:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:48:35,343 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:48:35,345 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:48:35,691 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-25 03:48:35,692 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:48:35,864 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:48:35,864 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:48:35,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:48:35 BoogieIcfgContainer [2024-11-25 03:48:35,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:48:35,866 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:48:35,866 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:48:35,877 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:48:35,877 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:48:35" (1/1) ... [2024-11-25 03:48:35,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:48:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:48:35,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-25 03:48:35,954 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-25 03:48:35,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 03:48:35,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:48:35,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:48:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:48:36,320 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:48:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:48:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:48:36,550 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:48:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:48:36,634 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:48:36,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:48:36 ImpRootNode [2024-11-25 03:48:36,696 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:48:36,696 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:48:36,697 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:48:36,697 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:48:36,698 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:48:35" (3/4) ... [2024-11-25 03:48:36,702 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:48:36,703 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:48:36,707 INFO L158 Benchmark]: Toolchain (without parser) took 1944.35ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 64.6MB in the end (delta: 27.7MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-11-25 03:48:36,707 INFO L158 Benchmark]: CDTParser took 1.32ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:36,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.87ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 79.3MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:48:36,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.00ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:36,708 INFO L158 Benchmark]: Boogie Preprocessor took 54.53ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:36,709 INFO L158 Benchmark]: RCFGBuilder took 702.00ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 50.9MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:48:36,709 INFO L158 Benchmark]: CodeCheck took 829.98ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 65.2MB in the end (delta: -14.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:36,709 INFO L158 Benchmark]: Witness Printer took 7.59ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 64.6MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:36,715 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, 26 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 43 NumberOfCodeBlocks, 43 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, ConComCheckerStatistics: 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 someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 76. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_3 = 10; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 0; [L28] unsigned long int var_1_9 = 5; [L29] unsigned long int var_1_10 = 3126062476; [L30] unsigned short int var_1_13 = 10; [L31] signed long int var_1_14 = 128; [L32] float var_1_15 = 4.2; [L33] float var_1_16 = 5.1; [L85] isInitial = 1 [L86] FCALL initially() [L87] int k_loop; [L88] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=10, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L88] COND TRUE k_loop < 1 [L89] FCALL updateLastVariables() [L90] CALL updateVariables() [L60] var_1_3 = __VERIFIER_nondet_uchar() [L61] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L62] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L63] var_1_6 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_7=0, var_1_8=0, var_1_9=5] [L65] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L66] var_1_7 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_8=0, var_1_9=5] [L68] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L69] var_1_8 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_9=5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_9=5] [L71] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=3126062476, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L72] var_1_10 = __VERIFIER_nondet_ulong() [L73] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, var_1_10=2147483647, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L74] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, var_1_10=2147483647, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_16=51/10, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L75] var_1_16 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2147483647, var_1_13=10, var_1_14=128, var_1_15=21/5, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L90] RET updateVariables() [L91] CALL step() [L37] var_1_13 = var_1_3 [L38] var_1_14 = var_1_3 [L39] var_1_15 = var_1_16 [L40] unsigned short int stepLocal_0 = var_1_13; [L41] COND FALSE !(-4 >= stepLocal_0) [L44] signed long int stepLocal_2 = var_1_14; [L45] COND FALSE !(var_1_3 < stepLocal_2) [L48] unsigned long int stepLocal_1 = 8 * var_1_9; [L49] COND FALSE !(stepLocal_1 == ((((10) > (var_1_9)) ? (10) : (var_1_9)))) [L56] var_1_4 = var_1_8 [L91] RET step() [L92] CALL, EXPR property() [L81-L82] return ((((((-4 >= var_1_13) ? (var_1_1 == ((unsigned char) ((((var_1_3) < (((((1) < 0 ) ? -(1) : (1))))) ? (var_1_3) : (((((1) < 0 ) ? -(1) : (1)))))))) : 1) && (((8 * var_1_9) == ((((10) > (var_1_9)) ? (10) : (var_1_9)))) ? (var_1_6 ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_4 == ((unsigned char) var_1_8))) : (var_1_4 == ((unsigned char) var_1_8)))) && ((var_1_3 < var_1_14) ? (var_1_9 == ((unsigned long int) (((((3851651024u - var_1_3)) < ((((((var_1_10 - var_1_13)) > ((var_1_1 + var_1_1))) ? ((var_1_10 - var_1_13)) : ((var_1_1 + var_1_1)))))) ? ((3851651024u - var_1_3)) : ((((((var_1_10 - var_1_13)) > ((var_1_1 + var_1_1))) ? ((var_1_10 - var_1_13)) : ((var_1_1 + var_1_1))))))))) : 1)) && (var_1_13 == ((unsigned short int) var_1_3))) && (var_1_14 == ((signed long int) var_1_3))) && (var_1_15 == ((float) var_1_16)) ; [L92] RET, EXPR property() [L92] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2147483647, var_1_13=254, var_1_14=254, var_1_15=2, var_1_16=2, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] [L19] reach_error() VAL [isInitial=1, var_1_10=2147483647, var_1_13=254, var_1_14=254, var_1_15=2, var_1_16=2, var_1_1=16, var_1_3=254, var_1_4=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.87ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 79.3MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.00ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.53ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 702.00ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 50.9MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 829.98ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 65.2MB in the end (delta: -14.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.59ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 64.6MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:48:36,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/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_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3 --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 8cfcfd272855d27ce62fb23250668d204eb8b7cef032f32eb6bf38a181db8911 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:48:39,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:48:39,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:48:39,602 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:48:39,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:48:39,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:48:39,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:48:39,604 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:48:39,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:48:39,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:48:39,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:48:39,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:48:39,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:48:39,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:48:39,607 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:48:39,608 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:48:39,608 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:48:39,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:48:39,608 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:48:39,608 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:48:39,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:48:39,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:48:39,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:48:39,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:48:39,609 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:48:39,609 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:48:39,609 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:48:39,609 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:48:39,609 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_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8cfcfd272855d27ce62fb23250668d204eb8b7cef032f32eb6bf38a181db8911 [2024-11-25 03:48:39,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:48:39,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:48:39,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:48:39,970 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:48:39,971 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:48:39,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i [2024-11-25 03:48:43,378 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data/5dac59094/861317425e234b82a16512b627a6cb0d/FLAG73162a32c [2024-11-25 03:48:43,634 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:48:43,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i [2024-11-25 03:48:43,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data/5dac59094/861317425e234b82a16512b627a6cb0d/FLAG73162a32c [2024-11-25 03:48:43,941 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/data/5dac59094/861317425e234b82a16512b627a6cb0d [2024-11-25 03:48:43,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:48:43,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:48:43,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:48:43,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:48:43,950 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:48:43,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:43,952 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c36fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43, skipping insertion in model container [2024-11-25 03:48:43,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:43,972 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:48:44,128 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_cb14214e-6e6e-4d9b-9754-79ee8a44388e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i[915,928] [2024-11-25 03:48:44,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:48:44,196 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:48:44,208 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_cb14214e-6e6e-4d9b-9754-79ee8a44388e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-54.i[915,928] [2024-11-25 03:48:44,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:48:44,255 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:48:44,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44 WrapperNode [2024-11-25 03:48:44,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:48:44,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:48:44,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:48:44,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:48:44,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,296 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 94 [2024-11-25 03:48:44,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:48:44,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:48:44,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:48:44,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:48:44,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,317 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,318 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:48:44,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:48:44,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:48:44,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:48:44,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:48:44,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:48:44,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:48:44,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:48:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:48:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:48:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:48:44,407 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:48:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:48:44,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:48:44,505 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:48:44,506 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:48:44,775 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-25 03:48:44,775 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:48:44,974 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:48:44,975 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:48:44,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:48:44 BoogieIcfgContainer [2024-11-25 03:48:44,975 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:48:44,976 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:48:44,976 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:48:44,986 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:48:44,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:48:45,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:48:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-25 03:48:45,059 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-25 03:48:45,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 03:48:45,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:48:45,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:48:45,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:48:45,070 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:48:45,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb14214e-6e6e-4d9b-9754-79ee8a44388e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:48:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:48:45,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:48:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:48:45,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 03:48:45,664 INFO L279 TraceCheckSpWp]: Computing forward predicates...