./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/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 4192a66ffc83592f60e35a5895253308c2ec852cebf43b3c62da49fcf7a2168c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:25:35,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:25:35,616 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:25:35,625 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:25:35,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:25:35,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:25:35,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:25:35,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:25:35,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:25:35,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:25:35,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:25:35,659 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:25:35,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:25:35,660 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:25:35,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:25:35,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:25:35,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:25:35,660 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:25:35,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:25:35,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:25:35,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:25:35,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:25:35,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:25:35,664 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:25:35,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:25:35,665 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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/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 -> 4192a66ffc83592f60e35a5895253308c2ec852cebf43b3c62da49fcf7a2168c [2024-11-25 03:25:35,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:25:35,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:25:35,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:25:35,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:25:35,966 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:25:35,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i [2024-11-25 03:25:39,027 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data/5b2743259/161e44095ab44d649d5797f13b2d60cb/FLAG6e037ec27 [2024-11-25 03:25:39,325 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:25:39,327 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i [2024-11-25 03:25:39,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data/5b2743259/161e44095ab44d649d5797f13b2d60cb/FLAG6e037ec27 [2024-11-25 03:25:39,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data/5b2743259/161e44095ab44d649d5797f13b2d60cb [2024-11-25 03:25:39,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:25:39,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:25:39,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:25:39,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:25:39,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:25:39,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f9bcc31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39, skipping insertion in model container [2024-11-25 03:25:39,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,627 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:25:39,799 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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i[914,927] [2024-11-25 03:25:39,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:25:39,858 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:25:39,869 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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i[914,927] [2024-11-25 03:25:39,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:25:39,909 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:25:39,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39 WrapperNode [2024-11-25 03:25:39,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:25:39,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:25:39,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:25:39,912 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:25:39,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,927 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,969 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 126 [2024-11-25 03:25:39,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:25:39,969 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:25:39,970 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:25:39,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:25:39,978 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,991 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:39,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:40,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:40,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:40,010 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:40,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:25:40,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:25:40,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:25:40,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:25:40,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:39" (1/1) ... [2024-11-25 03:25:40,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:25:40,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:25:40,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:25:40,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:25:40,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:25:40,100 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:25:40,100 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:25:40,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:25:40,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:25:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:25:40,175 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:25:40,177 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:25:40,520 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 03:25:40,520 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:25:40,859 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:25:40,859 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:25:40,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:25:40 BoogieIcfgContainer [2024-11-25 03:25:40,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:25:40,861 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:25:40,861 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:25:40,872 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:25:40,872 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:25:40" (1/1) ... [2024-11-25 03:25:40,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:25:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:25:40,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-25 03:25:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-25 03:25:40,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 03:25:40,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:25:40,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:25:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:25:41,185 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:25:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:25:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:25:41,466 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:25:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:25:41,570 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:25:41,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:25:41 ImpRootNode [2024-11-25 03:25:41,619 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:25:41,619 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:25:41,619 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:25:41,620 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:25:41,620 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:25:40" (3/4) ... [2024-11-25 03:25:41,623 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:25:41,624 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:25:41,625 INFO L158 Benchmark]: Toolchain (without parser) took 2023.12ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 102.9MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-25 03:25:41,625 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:25:41,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.35ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:25:41,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.73ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 103.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:25:41,627 INFO L158 Benchmark]: Boogie Preprocessor took 45.06ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:25:41,627 INFO L158 Benchmark]: RCFGBuilder took 845.02ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 64.1MB in the end (delta: 37.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 03:25:41,628 INFO L158 Benchmark]: CodeCheck took 757.99ms. Allocated memory is still 142.6MB. Free memory was 64.1MB in the beginning and 103.0MB in the end (delta: -38.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:25:41,628 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 102.9MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:25:41,630 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, 23 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 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 38, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of bitwiseOr at line 39, overapproximation of someUnaryFLOAToperation at line 55. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 5.5; [L23] float var_1_4 = 256.2; [L24] unsigned char var_1_5 = 128; [L25] unsigned char var_1_9 = 25; [L26] signed char var_1_10 = 4; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 1; [L29] signed char var_1_13 = -1; [L30] signed long int var_1_14 = 256; [L31] float var_1_15 = 127.2; [L32] signed char last_1_var_1_10 = 4; [L33] signed long int last_1_var_1_14 = 256; [L34] float last_1_var_1_15 = 127.2; [L90] isInitial = 1 [L91] FCALL initially() [L92] int k_loop; [L93] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_4=1281/5, var_1_5=128, var_1_9=25] [L93] COND TRUE k_loop < 1 [L94] CALL updateLastVariables() [L81] last_1_var_1_10 = var_1_10 [L82] last_1_var_1_14 = var_1_14 [L83] last_1_var_1_15 = var_1_15 [L94] RET updateLastVariables() [L95] CALL updateVariables() [L65] var_1_4 = __VERIFIER_nondet_float() [L66] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=25] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=25] [L67] var_1_9 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128] [L69] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L70] var_1_11 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L72] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L73] var_1_12 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L75] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=-1, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L76] var_1_13 = __VERIFIER_nondet_char() [L77] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L78] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=636/5, var_1_1=11/2, var_1_5=128, var_1_9=-255] [L95] RET updateVariables() [L96] CALL step() [L38] COND FALSE !(last_1_var_1_15 < ((((25.2f) < 0 ) ? -(25.2f) : (25.2f)))) [L45] var_1_5 = var_1_9 [L47] var_1_14 = var_1_5 [L48] COND FALSE !(\read(var_1_11)) [L53] var_1_15 = var_1_4 [L54] COND TRUE var_1_15 <= (- var_1_15) [L55] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) [L96] RET step() [L97] CALL, EXPR property() [L86] EXPR ((var_1_15 <= (- var_1_15)) ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : ((var_1_15 > var_1_15) ? (var_1_1 == ((float) var_1_4)) : (var_1_1 == ((float) var_1_4)))) && ((last_1_var_1_15 < ((((25.2f) < 0 ) ? -(25.2f) : (25.2f)))) ? ((((4 + last_1_var_1_10) ^ last_1_var_1_14) >= last_1_var_1_10) ? (var_1_5 == ((unsigned char) 0)) : (var_1_5 == ((unsigned char) var_1_9))) : (var_1_5 == ((unsigned char) var_1_9))) [L86] EXPR (last_1_var_1_15 < ((((25.2f) < 0 ) ? -(25.2f) : (25.2f)))) ? ((((4 + last_1_var_1_10) ^ last_1_var_1_14) >= last_1_var_1_10) ? (var_1_5 == ((unsigned char) 0)) : (var_1_5 == ((unsigned char) var_1_9))) : (var_1_5 == ((unsigned char) var_1_9)) [L86] EXPR ((var_1_15 <= (- var_1_15)) ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : ((var_1_15 > var_1_15) ? (var_1_1 == ((float) var_1_4)) : (var_1_1 == ((float) var_1_4)))) && ((last_1_var_1_15 < ((((25.2f) < 0 ) ? -(25.2f) : (25.2f)))) ? ((((4 + last_1_var_1_10) ^ last_1_var_1_14) >= last_1_var_1_10) ? (var_1_5 == ((unsigned char) 0)) : (var_1_5 == ((unsigned char) var_1_9))) : (var_1_5 == ((unsigned char) var_1_9))) [L86-L87] return (((((var_1_15 <= (- var_1_15)) ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : ((var_1_15 > var_1_15) ? (var_1_1 == ((float) var_1_4)) : (var_1_1 == ((float) var_1_4)))) && ((last_1_var_1_15 < ((((25.2f) < 0 ) ? -(25.2f) : (25.2f)))) ? ((((4 + last_1_var_1_10) ^ last_1_var_1_14) >= last_1_var_1_10) ? (var_1_5 == ((unsigned char) 0)) : (var_1_5 == ((unsigned char) var_1_9))) : (var_1_5 == ((unsigned char) var_1_9)))) && (var_1_11 ? ((! var_1_12) ? (var_1_10 == ((signed char) var_1_13)) : 1) : 1)) && (var_1_14 == ((signed long int) var_1_5))) && (var_1_15 == ((float) var_1_4)) ; [L97] RET, EXPR property() [L97] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_15=2, var_1_1=2, var_1_4=2, var_1_5=-255, var_1_9=-255] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_14=256, last_1_var_1_15=636/5, var_1_10=4, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_15=2, var_1_1=2, var_1_4=2, var_1_5=-255, var_1_9=-255] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.35ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.73ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 103.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.06ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 845.02ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 64.1MB in the end (delta: 37.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 757.99ms. Allocated memory is still 142.6MB. Free memory was 64.1MB in the beginning and 103.0MB in the end (delta: -38.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 102.9MB in the end (delta: 27.1kB). 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 03:25:41,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/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 4192a66ffc83592f60e35a5895253308c2ec852cebf43b3c62da49fcf7a2168c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:25:44,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:25:44,453 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:25:44,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:25:44,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:25:44,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:25:44,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:25:44,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:25:44,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:25:44,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:25:44,483 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:25:44,483 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:25:44,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:25:44,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:25:44,485 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:25:44,486 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:25:44,486 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:25:44,486 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:25:44,486 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:25:44,486 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:25:44,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:25:44,486 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:25:44,487 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:25:44,487 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:25:44,487 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:25:44,487 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:25:44,487 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:25:44,487 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:25:44,488 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:25:44,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:25:44,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:25:44,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:25:44,488 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:25:44,489 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:25:44,489 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:25:44,489 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:25:44,489 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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/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 -> 4192a66ffc83592f60e35a5895253308c2ec852cebf43b3c62da49fcf7a2168c [2024-11-25 03:25:44,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:25:44,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:25:44,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:25:44,807 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:25:44,808 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:25:44,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i [2024-11-25 03:25:47,928 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data/2d50b59b3/b08df85df4474177b50f47296b8eec44/FLAG7958d9b60 [2024-11-25 03:25:48,225 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:25:48,226 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i [2024-11-25 03:25:48,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data/2d50b59b3/b08df85df4474177b50f47296b8eec44/FLAG7958d9b60 [2024-11-25 03:25:48,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/data/2d50b59b3/b08df85df4474177b50f47296b8eec44 [2024-11-25 03:25:48,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:25:48,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:25:48,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:25:48,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:25:48,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:25:48,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ce0490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48, skipping insertion in model container [2024-11-25 03:25:48,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,297 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:25:48,469 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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i[914,927] [2024-11-25 03:25:48,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:25:48,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:25:48,574 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_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-1.i[914,927] [2024-11-25 03:25:48,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:25:48,637 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:25:48,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48 WrapperNode [2024-11-25 03:25:48,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:25:48,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:25:48,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:25:48,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:25:48,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,698 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 93 [2024-11-25 03:25:48,699 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:25:48,700 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:25:48,700 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:25:48,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:25:48,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,726 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:25:48,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:25:48,738 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:25:48,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:25:48,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:25:48" (1/1) ... [2024-11-25 03:25:48,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:25:48,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:25:48,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:25:48,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:25:48,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:25:48,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:25:48,808 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:25:48,808 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:25:48,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:25:48,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:25:48,881 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:25:48,883 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:25:49,133 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-25 03:25:49,133 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:25:49,290 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:25:49,290 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:25:49,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:25:49 BoogieIcfgContainer [2024-11-25 03:25:49,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:25:49,307 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:25:49,308 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:25:49,318 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:25:49,318 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:25:49" (1/1) ... [2024-11-25 03:25:49,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:25:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:25:49,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-25 03:25:49,382 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-25 03:25:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 03:25:49,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:25:49,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:25:49,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:25:49,392 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:25:49,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07360579-6b39-42d6-8de5-4e6c5bc8ccfc/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:25:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:25:49,943 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:25:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:25:50,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-25 03:25:50,042 INFO L279 TraceCheckSpWp]: Computing forward predicates...