./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c75bc8ff6ddd4017bafcb46906d532fdf98ed811c71357ea372210da1220295c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:53:51,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:53:52,058 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:53:52,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:53:52,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:53:52,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:53:52,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:53:52,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:53:52,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:53:52,119 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:53:52,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:53:52,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:53:52,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:53:52,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:53:52,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:53:52,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:53:52,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:53:52,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:53:52,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:53:52,124 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:53:52,124 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:53:52,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:53:52,124 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:53:52,125 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:53:52,125 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:53:52,125 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:53:52,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:53:52,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:52,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:53:52,126 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:53:52,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:53:52,127 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:53:52,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:53:52,127 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_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c75bc8ff6ddd4017bafcb46906d532fdf98ed811c71357ea372210da1220295c [2024-11-13 20:53:52,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:53:52,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:53:52,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:53:52,592 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:53:52,593 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:53:52,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i Unable to find full path for "g++" [2024-11-13 20:53:54,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:53:55,062 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:53:55,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i [2024-11-13 20:53:55,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/data/65bcfa968/8e7d6b241fbf45bc935a02470c3b8746/FLAG458bc5eb0 [2024-11-13 20:53:55,089 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/data/65bcfa968/8e7d6b241fbf45bc935a02470c3b8746 [2024-11-13 20:53:55,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:53:55,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:53:55,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:55,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:53:55,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:53:55,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52c61c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55, skipping insertion in model container [2024-11-13 20:53:55,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,137 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:53:55,337 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_18b663c2-1b78-4b90-8f11-f00225b13fcb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i[915,928] [2024-11-13 20:53:55,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:55,428 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:53:55,443 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_18b663c2-1b78-4b90-8f11-f00225b13fcb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i[915,928] [2024-11-13 20:53:55,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:55,516 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:53:55,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55 WrapperNode [2024-11-13 20:53:55,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:55,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:55,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:53:55,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:53:55,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,538 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,585 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2024-11-13 20:53:55,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:55,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:53:55,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:53:55,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:53:55,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:53:55,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:53:55,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:53:55,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:53:55,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:55" (1/1) ... [2024-11-13 20:53:55,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:55,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:53:55,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:53:55,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:53:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:53:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:53:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:53:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:53:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:53:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:53:55,795 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:53:55,797 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:53:56,053 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 20:53:56,053 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:53:56,181 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:53:56,181 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:53:56,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:56 BoogieIcfgContainer [2024-11-13 20:53:56,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:53:56,183 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:53:56,183 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:53:56,194 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:53:56,194 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:56" (1/1) ... [2024-11-13 20:53:56,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:53:56,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 20:53:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 20:53:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:53:56,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:56,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:56,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:53:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:56,926 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:53:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:57,027 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:53:57,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:53:57 ImpRootNode [2024-11-13 20:53:57,105 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:53:57,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:53:57,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:53:57,110 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:53:57,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:56" (3/4) ... [2024-11-13 20:53:57,113 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:53:57,114 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:53:57,115 INFO L158 Benchmark]: Toolchain (without parser) took 2019.39ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 74.8MB in the end (delta: 17.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-13 20:53:57,116 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:57,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.28ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 80.0MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:53:57,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.47ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:57,118 INFO L158 Benchmark]: Boogie Preprocessor took 48.81ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 77.0MB in the end (delta: 935.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:57,118 INFO L158 Benchmark]: RCFGBuilder took 543.63ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 55.6MB in the end (delta: 21.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:57,119 INFO L158 Benchmark]: CodeCheck took 922.31ms. Allocated memory is still 117.4MB. Free memory was 55.6MB in the beginning and 75.3MB in the end (delta: -19.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:57,119 INFO L158 Benchmark]: Witness Printer took 4.57ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 74.8MB in the end (delta: 428.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:57,125 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_5 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 0; [L26] signed short int var_1_8 = 4; [L27] float var_1_10 = 16.4; [L28] signed short int var_1_11 = -25; [L29] float var_1_13 = 128.1; [L30] float var_1_14 = 31.4; [L31] unsigned char var_1_15 = 2; [L32] unsigned char var_1_16 = 0; [L33] signed long int var_1_17 = 5; [L34] float last_1_var_1_13 = 128.1; [L35] signed long int last_1_var_1_17 = 5; [L86] isInitial = 1 [L87] FCALL initially() [L88] COND TRUE 1 [L89] CALL updateLastVariables() [L78] last_1_var_1_13 = var_1_13 [L79] last_1_var_1_17 = var_1_17 [L89] RET updateLastVariables() [L90] CALL updateVariables() [L60] var_1_5 = __VERIFIER_nondet_uchar() [L61] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_6=0, var_1_7=0, var_1_8=4] [L62] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L63] var_1_6 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_7=0, var_1_8=4] [L65] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L66] var_1_7 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_8=4] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_8=4] [L68] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_10=82/5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L69] var_1_10 = __VERIFIER_nondet_float() [L70] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_14=157/5, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L71] var_1_14 = __VERIFIER_nondet_float() [L72] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L73] var_1_16 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L75] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=-25, var_1_13=1281/10, var_1_15=2, var_1_16=0, var_1_17=5, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L90] RET updateVariables() [L91] CALL step() [L39] COND FALSE !(\read(var_1_5)) [L44] var_1_17 = var_1_8 [L45] var_1_13 = var_1_14 [L46] var_1_15 = var_1_16 [L47] signed long int stepLocal_0 = (- 5) + var_1_17; [L48] COND FALSE !(stepLocal_0 >= var_1_15) [L51] var_1_1 = ((var_1_5 && var_1_6) || var_1_7) [L53] COND TRUE var_1_10 >= 500.875f [L54] var_1_11 = ((((((((((((-50) < 0 ) ? -(-50) : (-50)))) > (var_1_8)) ? (((((-50) < 0 ) ? -(-50) : (-50)))) : (var_1_8)))) < (var_1_15)) ? (((((((((-50) < 0 ) ? -(-50) : (-50)))) > (var_1_8)) ? (((((-50) < 0 ) ? -(-50) : (-50)))) : (var_1_8)))) : (var_1_15))) [L91] RET step() [L92] CALL, EXPR property() [L82-L83] return ((((((((- 5) + var_1_17) >= var_1_15) ? (var_1_1 == ((unsigned char) (! var_1_5))) : (var_1_1 == ((unsigned char) ((var_1_5 && var_1_6) || var_1_7)))) && (var_1_5 ? ((0.4f > ((((last_1_var_1_13) < ((var_1_10 - 1.375f))) ? (last_1_var_1_13) : ((var_1_10 - 1.375f))))) ? (var_1_8 == ((signed short int) last_1_var_1_17)) : 1) : 1)) && ((var_1_10 >= 500.875f) ? (var_1_11 == ((signed short int) ((((((((((((-50) < 0 ) ? -(-50) : (-50)))) > (var_1_8)) ? (((((-50) < 0 ) ? -(-50) : (-50)))) : (var_1_8)))) < (var_1_15)) ? (((((((((-50) < 0 ) ? -(-50) : (-50)))) > (var_1_8)) ? (((((-50) < 0 ) ? -(-50) : (-50)))) : (var_1_8)))) : (var_1_15))))) : (var_1_11 == ((signed short int) var_1_15)))) && (var_1_13 == ((float) var_1_14))) && (var_1_15 == ((unsigned char) var_1_16))) && (var_1_17 == ((signed long int) var_1_8)) ; [L92] RET, EXPR property() [L92] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=0, var_1_13=2, var_1_14=2, var_1_15=0, var_1_16=0, var_1_17=4, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=1281/10, last_1_var_1_17=5, var_1_11=0, var_1_13=2, var_1_14=2, var_1_15=0, var_1_16=0, var_1_17=4, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=4] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.28ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 80.0MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.47ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.81ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 77.0MB in the end (delta: 935.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 543.63ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 55.6MB in the end (delta: 21.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 922.31ms. Allocated memory is still 117.4MB. Free memory was 55.6MB in the beginning and 75.3MB in the end (delta: -19.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.57ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 74.8MB in the end (delta: 428.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:53:57,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c75bc8ff6ddd4017bafcb46906d532fdf98ed811c71357ea372210da1220295c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:54:00,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:54:00,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:54:00,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:54:00,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:54:00,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:54:00,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:54:00,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:54:00,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:54:00,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:54:00,835 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:54:00,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:54:00,836 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:54:00,836 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:54:00,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:54:00,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:54:00,836 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:54:00,836 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:54:00,836 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:54:00,836 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:54:00,837 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:54:00,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:54:00,837 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:54:00,837 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:54:00,837 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:54:00,838 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:54:00,838 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:00,838 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:54:00,838 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:54:00,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:54:00,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:54:00,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:54:00,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:54:00,839 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:54:00,839 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:00,840 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:54:00,840 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_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c75bc8ff6ddd4017bafcb46906d532fdf98ed811c71357ea372210da1220295c [2024-11-13 20:54:01,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:54:01,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:54:01,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:54:01,288 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:54:01,288 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:54:01,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i Unable to find full path for "g++" [2024-11-13 20:54:03,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:54:04,093 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:54:04,098 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i [2024-11-13 20:54:04,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/data/694bc32e8/57c27eaadf3647d7831779de802e2789/FLAG68dc30e65 [2024-11-13 20:54:04,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/data/694bc32e8/57c27eaadf3647d7831779de802e2789 [2024-11-13 20:54:04,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:54:04,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:54:04,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:54:04,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:54:04,164 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:54:04,165 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12b6aed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04, skipping insertion in model container [2024-11-13 20:54:04,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,196 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:54:04,397 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_18b663c2-1b78-4b90-8f11-f00225b13fcb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i[915,928] [2024-11-13 20:54:04,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:54:04,502 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:54:04,517 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_18b663c2-1b78-4b90-8f11-f00225b13fcb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-76.i[915,928] [2024-11-13 20:54:04,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:54:04,587 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:54:04,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04 WrapperNode [2024-11-13 20:54:04,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:54:04,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:54:04,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:54:04,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:54:04,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,616 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,653 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2024-11-13 20:54:04,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:54:04,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:54:04,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:54:04,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:54:04,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,668 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:54:04,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:54:04,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:54:04,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:54:04,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:04" (1/1) ... [2024-11-13 20:54:04,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:54:04,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:54:04,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:54:04,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:54:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:54:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:54:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:54:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:54:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:54:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:54:04,883 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:54:04,885 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:54:05,330 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 20:54:05,331 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:54:05,490 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:54:05,491 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:54:05,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:54:05 BoogieIcfgContainer [2024-11-13 20:54:05,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:54:05,492 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:54:05,493 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:54:05,505 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:54:05,505 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:54:05" (1/1) ... [2024-11-13 20:54:05,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:54:05,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:05,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 20:54:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 20:54:05,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:54:05,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:05,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:05,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:05,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:05,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:54:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:06,567 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:06,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:54:06,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:05,112 WARN L286 SmtUtils]: Spent 10.57s on a formula simplification. DAG size of input: 461 DAG size of output: 456 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:07:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 45 proven. 16 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 21:07:33,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:07:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 80 transitions. [2024-11-13 21:07:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 80 transitions. [2024-11-13 21:07:34,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 21:07:34,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:34,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:34,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:34,934 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:34,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b663c2-1b78-4b90-8f11-f00225b13fcb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:07:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:35,708 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:35,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:07:35,954 INFO L278 TraceCheckSpWp]: Computing forward predicates...