./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.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_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b --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 2ce1ea73380d9456a1f136ae7fb40364a65fd1608042e66fc50d954be964842d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:36:34,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:36:34,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:36:34,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:36:34,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:36:34,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:36:34,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:36:34,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:36:34,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:36:34,664 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:36:34,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:36:34,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:36:34,664 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:36:34,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:36:34,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:36:34,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:36:34,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:36:34,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:36:34,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:36:34,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:36:34,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:36:34,666 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:36:34,666 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:36:34,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:36:34,666 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_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b 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 -> 2ce1ea73380d9456a1f136ae7fb40364a65fd1608042e66fc50d954be964842d [2024-12-06 03:36:34,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:36:34,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:36:34,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:36:34,913 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:36:34,913 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:36:34,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i [2024-12-06 03:36:37,551 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data/4f6343f9a/0ecc7d40c1174fb49d44e979a06068c3/FLAG61092c5ff [2024-12-06 03:36:37,740 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:36:37,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i [2024-12-06 03:36:37,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data/4f6343f9a/0ecc7d40c1174fb49d44e979a06068c3/FLAG61092c5ff [2024-12-06 03:36:37,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data/4f6343f9a/0ecc7d40c1174fb49d44e979a06068c3 [2024-12-06 03:36:37,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:36:37,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:36:37,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:36:37,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:36:37,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:36:37,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:37,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a98646f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37, skipping insertion in model container [2024-12-06 03:36:37,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:37,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:36:37,887 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_27c258dd-391d-4eca-b1e2-f1522cddd696/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i[915,928] [2024-12-06 03:36:37,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:36:37,924 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:36:37,932 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_27c258dd-391d-4eca-b1e2-f1522cddd696/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i[915,928] [2024-12-06 03:36:37,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:36:37,958 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:36:37,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37 WrapperNode [2024-12-06 03:36:37,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:36:37,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:36:37,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:36:37,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:36:37,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:37,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:37,988 INFO L138 Inliner]: procedures = 26, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 78 [2024-12-06 03:36:37,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:36:37,989 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:36:37,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:36:37,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:36:37,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:37,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:37,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:37,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:38,000 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:38,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:38,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:38,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:38,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:38,008 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:36:38,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:36:38,009 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:36:38,009 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:36:38,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:37" (1/1) ... [2024-12-06 03:36:38,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:36:38,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:36:38,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:36:38,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:36:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:36:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:36:38,055 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:36:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:36:38,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:36:38,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:36:38,105 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:36:38,106 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:36:38,238 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 03:36:38,238 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:36:38,320 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:36:38,321 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:36:38,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:36:38 BoogieIcfgContainer [2024-12-06 03:36:38,321 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:36:38,322 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:36:38,322 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:36:38,330 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:36:38,330 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:36:38" (1/1) ... [2024-12-06 03:36:38,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:36:38,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:38,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-12-06 03:36:38,374 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-12-06 03:36:38,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:36:38,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:38,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:36:38,486 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:36:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:36:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:36:38,595 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:36:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:36:38,650 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 03:36:38,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:36:38 ImpRootNode [2024-12-06 03:36:38,679 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:36:38,679 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:36:38,679 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:36:38,680 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:36:38,680 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:36:38" (3/4) ... [2024-12-06 03:36:38,682 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:36:38,682 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:36:38,683 INFO L158 Benchmark]: Toolchain (without parser) took 918.37ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 65.0MB in the end (delta: 52.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 03:36:38,683 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:36:38,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.17ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 105.4MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:36:38,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.90ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:36:38,684 INFO L158 Benchmark]: Boogie Preprocessor took 19.05ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 102.8MB in the end (delta: 835.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:36:38,685 INFO L158 Benchmark]: RCFGBuilder took 312.70ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 85.6MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:36:38,685 INFO L158 Benchmark]: CodeCheck took 356.99ms. Allocated memory is still 142.6MB. Free memory was 85.6MB in the beginning and 65.3MB in the end (delta: 20.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:36:38,685 INFO L158 Benchmark]: Witness Printer took 3.06ms. Allocated memory is still 142.6MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:36:38,687 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 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 someBinaryArithmeticDOUBLEoperation at line 41, overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 54, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 36. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.6; [L23] unsigned char var_1_2 = 0; [L24] float var_1_3 = 0.0; [L25] float var_1_4 = 2.95; [L26] float var_1_5 = 8.5; [L27] float var_1_6 = 999999999999.4; [L28] double var_1_7 = 10.2; [L29] double var_1_8 = 32.7; [L30] double var_1_9 = 32.75; [L31] double last_1_var_1_8 = 32.7; [L79] isInitial = 1 [L80] FCALL initially() [L82] CALL updateLastVariables() [L72] last_1_var_1_8 = var_1_8 [L82] RET updateLastVariables() [L83] CALL updateVariables() [L59] var_1_2 = __VERIFIER_nondet_uchar() [L60] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L61] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_3=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L62] var_1_3 = __VERIFIER_nondet_float() [L63] CALL assume_abort_if_not((var_1_3 >= 4611686.018427382800e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((var_1_3 >= 4611686.018427382800e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_4=59/20, var_1_5=17/2, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L64] var_1_4 = __VERIFIER_nondet_float() [L65] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_5=17/2, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_5=17/2, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L66] var_1_5 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_6=4999999999997/5, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L68] var_1_6 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=327/10, var_1_1=3/5, var_1_2=0, var_1_7=51/5, var_1_8=327/10, var_1_9=131/4] [L83] RET updateVariables() [L84] CALL step() [L35] COND FALSE !(\read(var_1_2)) [L38] var_1_1 = (var_1_4 + var_1_6) [L40] COND FALSE !(\read(var_1_2)) [L43] COND FALSE !(\read(var_1_2)) [L50] COND TRUE var_1_7 <= var_1_5 [L51] var_1_8 = var_1_6 [L54] COND TRUE var_1_4 != (var_1_3 - var_1_5) [L55] var_1_9 = var_1_6 [L84] RET step() [L85] CALL, EXPR property() [L75-L76] return (((var_1_2 ? (var_1_1 == ((float) ((var_1_3 - var_1_4) - var_1_5))) : (var_1_1 == ((float) (var_1_4 + var_1_6)))) && (var_1_2 ? (var_1_7 == ((double) ((((((var_1_3 - 255.719)) < (var_1_5)) ? ((var_1_3 - 255.719)) : (var_1_5))) - 2.3))) : 1)) && (var_1_2 ? ((var_1_7 >= ((((last_1_var_1_8) > (var_1_6)) ? (last_1_var_1_8) : (var_1_6)))) ? (var_1_8 == ((double) (var_1_5 - var_1_3))) : (var_1_8 == ((double) var_1_4))) : ((var_1_7 <= var_1_5) ? (var_1_8 == ((double) var_1_6)) : 1))) && ((var_1_4 != (var_1_3 - var_1_5)) ? (var_1_9 == ((double) var_1_6)) : 1) ; [L85] RET, EXPR property() [L85] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_8=327/10, var_1_2=0, var_1_4=0, var_1_6=327/10, var_1_7=51/5, var_1_8=327/10, var_1_9=327/10] [L19] reach_error() VAL [isInitial=1, last_1_var_1_8=327/10, var_1_2=0, var_1_4=0, var_1_6=327/10, var_1_7=51/5, var_1_8=327/10, var_1_9=327/10] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.17ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 105.4MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.90ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.05ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 102.8MB in the end (delta: 835.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 312.70ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 85.6MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 356.99ms. Allocated memory is still 142.6MB. Free memory was 85.6MB in the beginning and 65.3MB in the end (delta: 20.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.06ms. Allocated memory is still 142.6MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 03:36:38,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/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_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b --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 2ce1ea73380d9456a1f136ae7fb40364a65fd1608042e66fc50d954be964842d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:36:40,633 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:36:40,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:36:40,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:36:40,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:36:40,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:36:40,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:36:40,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:36:40,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:36:40,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:36:40,737 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:36:40,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:36:40,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:36:40,739 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:36:40,739 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:36:40,739 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:36:40,739 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:36:40,739 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:36:40,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:36:40,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:36:40,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:36:40,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:36:40,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:36:40,739 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:36:40,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:36:40,740 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:36:40,740 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_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b 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 -> 2ce1ea73380d9456a1f136ae7fb40364a65fd1608042e66fc50d954be964842d [2024-12-06 03:36:40,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:36:40,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:36:40,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:36:40,970 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:36:40,970 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:36:40,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i [2024-12-06 03:36:43,613 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data/8c150bbbc/1a9f4d4fa47849cab1afde6c5536270a/FLAGd0862ccb9 [2024-12-06 03:36:43,807 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:36:43,807 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i [2024-12-06 03:36:43,815 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data/8c150bbbc/1a9f4d4fa47849cab1afde6c5536270a/FLAGd0862ccb9 [2024-12-06 03:36:43,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/data/8c150bbbc/1a9f4d4fa47849cab1afde6c5536270a [2024-12-06 03:36:43,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:36:43,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:36:43,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:36:43,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:36:43,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:36:43,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:36:43" (1/1) ... [2024-12-06 03:36:43,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528f4155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:43, skipping insertion in model container [2024-12-06 03:36:43,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:36:43" (1/1) ... [2024-12-06 03:36:43,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:36:43,981 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_27c258dd-391d-4eca-b1e2-f1522cddd696/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i[915,928] [2024-12-06 03:36:44,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:36:44,022 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:36:44,029 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_27c258dd-391d-4eca-b1e2-f1522cddd696/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-20.i[915,928] [2024-12-06 03:36:44,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:36:44,059 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:36:44,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44 WrapperNode [2024-12-06 03:36:44,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:36:44,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:36:44,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:36:44,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:36:44,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,093 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 78 [2024-12-06 03:36:44,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:36:44,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:36:44,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:36:44,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:36:44,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,105 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,113 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,118 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,122 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:36:44,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:36:44,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:36:44,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:36:44,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:44" (1/1) ... [2024-12-06 03:36:44,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:36:44,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:36:44,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:36:44,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:36:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:36:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:36:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:36:44,181 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:36:44,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:36:44,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:36:44,248 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:36:44,250 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:36:57,716 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 03:36:57,716 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:36:57,787 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:36:57,787 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:36:57,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:36:57 BoogieIcfgContainer [2024-12-06 03:36:57,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:36:57,788 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:36:57,788 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:36:57,796 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:36:57,796 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:36:57" (1/1) ... [2024-12-06 03:36:57,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:36:57,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:57,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-12-06 03:36:57,838 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-12-06 03:36:57,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:36:57,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:57,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:36:57,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:36:57,845 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:36:57,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:36:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:59,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:37:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:37:09,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:37:09,350 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:37:09,353 INFO L158 Benchmark]: Toolchain (without parser) took 25520.73ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 54.1MB in the end (delta: 15.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-12-06 03:37:09,353 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:09,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.92ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 57.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:37:09,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.74ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 55.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:37:09,354 INFO L158 Benchmark]: Boogie Preprocessor took 28.27ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 54.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:37:09,355 INFO L158 Benchmark]: RCFGBuilder took 13664.76ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 66.0MB in the end (delta: -11.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-06 03:37:09,355 INFO L158 Benchmark]: CodeCheck took 11564.13ms. Allocated memory is still 92.3MB. Free memory was 66.0MB in the beginning and 54.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:37:09,357 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.92ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 57.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.74ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 55.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.27ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 54.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 13664.76ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 66.0MB in the end (delta: -11.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 11564.13ms. Allocated memory is still 92.3MB. Free memory was 66.0MB in the beginning and 54.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:37:09,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27c258dd-391d-4eca-b1e2-f1522cddd696/bin/ukojak-verify-CZk0znPC7b/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown