./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.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_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/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_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/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_c937dafc-a25e-4851-98e9-e356e160d1fa/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 d7e659b96a0386c33666b14cebf96cf19ddf082c15cb9fb8aae13e29882f6732 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:38:08,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:38:08,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:38:08,674 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:38:08,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:38:08,694 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:38:08,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:38:08,695 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:38:08,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:38:08,696 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:38:08,696 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:38:08,696 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:38:08,696 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:38:08,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:38:08,696 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:38:08,697 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:38:08,697 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:38:08,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:38:08,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:08,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:38:08,698 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:38:08,698 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:38:08,698 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:38:08,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:38:08,698 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_c937dafc-a25e-4851-98e9-e356e160d1fa/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 -> d7e659b96a0386c33666b14cebf96cf19ddf082c15cb9fb8aae13e29882f6732 [2024-12-06 03:38:08,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:38:08,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:38:08,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:38:08,965 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:38:08,965 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:38:08,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i [2024-12-06 03:38:11,621 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data/a53aef62e/baacda3a2d7643cbb81961f3cb145492/FLAG2c71efe29 [2024-12-06 03:38:11,813 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:38:11,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i [2024-12-06 03:38:11,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data/a53aef62e/baacda3a2d7643cbb81961f3cb145492/FLAG2c71efe29 [2024-12-06 03:38:11,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data/a53aef62e/baacda3a2d7643cbb81961f3cb145492 [2024-12-06 03:38:11,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:38:11,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:38:11,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:11,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:38:11,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:38:11,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:11" (1/1) ... [2024-12-06 03:38:11,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbcb37b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:11, skipping insertion in model container [2024-12-06 03:38:11,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:11" (1/1) ... [2024-12-06 03:38:11,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:38:11,964 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_c937dafc-a25e-4851-98e9-e356e160d1fa/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i[913,926] [2024-12-06 03:38:12,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:12,022 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:38:12,031 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_c937dafc-a25e-4851-98e9-e356e160d1fa/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i[913,926] [2024-12-06 03:38:12,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:12,069 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:38:12,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12 WrapperNode [2024-12-06 03:38:12,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:12,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:12,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:38:12,070 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:38:12,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,117 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 81 [2024-12-06 03:38:12,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:12,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:38:12,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:38:12,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:38:12,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,136 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:38:12,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:38:12,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:38:12,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:38:12,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:12,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:38:12,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:38:12,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:38:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:38:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:38:12,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:38:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:38:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:38:12,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:38:12,260 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:38:12,262 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:38:12,541 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 03:38:12,541 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:38:12,626 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:38:12,626 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:38:12,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:12 BoogieIcfgContainer [2024-12-06 03:38:12,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:38:12,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:38:12,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:38:12,637 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:38:12,637 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:12" (1/1) ... [2024-12-06 03:38:12,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:38:12,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:12,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 03:38:12,684 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 03:38:12,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:38:12,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:12,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:38:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:38:12,938 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:38:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:38:13,033 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 03:38:13,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:38:13 ImpRootNode [2024-12-06 03:38:13,069 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:38:13,069 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:38:13,070 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:38:13,070 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:38:13,070 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:12" (3/4) ... [2024-12-06 03:38:13,072 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:38:13,073 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:38:13,074 INFO L158 Benchmark]: Toolchain (without parser) took 1237.81ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 108.5MB in the end (delta: 8.3MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2024-12-06 03:38:13,074 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:38:13,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.62ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 103.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:38:13,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.32ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 99.8MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:38:13,075 INFO L158 Benchmark]: Boogie Preprocessor took 29.79ms. Allocated memory is still 142.6MB. Free memory was 99.8MB in the beginning and 98.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:38:13,076 INFO L158 Benchmark]: RCFGBuilder took 478.54ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 72.1MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:38:13,076 INFO L158 Benchmark]: CodeCheck took 441.26ms. Allocated memory is still 142.6MB. Free memory was 72.1MB in the beginning and 109.2MB in the end (delta: -37.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2024-12-06 03:38:13,077 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 108.5MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:38:13,079 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someBinaryFLOATComparisonOperation at line 56, overapproximation of someBinaryFLOATComparisonOperation at line 41, overapproximation of someBinaryArithmeticFLOAToperation at line 36. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] signed short int var_1_4 = 1; [L24] float var_1_12 = 1.125; [L25] float var_1_13 = 199.5; [L26] float var_1_14 = 100000000000000.3; [L27] unsigned char var_1_15 = 64; [L28] unsigned char var_1_16 = 2; [L29] unsigned long int var_1_17 = 50; [L30] signed long int var_1_19 = -32; [L31] float var_1_20 = 8.75; [L32] unsigned char last_1_var_1_15 = 64; [L75] isInitial = 1 [L76] FCALL initially() [L78] CALL updateLastVariables() [L68] last_1_var_1_15 = var_1_15 [L78] RET updateLastVariables() [L79] CALL updateVariables() [L52] var_1_4 = __VERIFIER_nondet_short() [L53] CALL assume_abort_if_not(var_1_4 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_13=399/2, var_1_14=1000000000000003/10, var_1_15=64, var_1_16=2, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_4 >= -32767) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_13=399/2, var_1_14=1000000000000003/10, var_1_15=64, var_1_16=2, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L54] CALL assume_abort_if_not(var_1_4 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_13=399/2, var_1_14=1000000000000003/10, var_1_15=64, var_1_16=2, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_4 <= 32766) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_13=399/2, var_1_14=1000000000000003/10, var_1_15=64, var_1_16=2, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L55] var_1_13 = __VERIFIER_nondet_float() [L56] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_14=1000000000000003/10, var_1_15=64, var_1_16=2, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_14=1000000000000003/10, var_1_15=64, var_1_16=2, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L57] var_1_14 = __VERIFIER_nondet_float() [L58] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=2, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=2, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L59] var_1_16 = __VERIFIER_nondet_uchar() [L60] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L61] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=256, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=256, var_1_17=50, var_1_19=-32, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L62] var_1_19 = __VERIFIER_nondet_long() [L63] CALL assume_abort_if_not(var_1_19 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=256, var_1_17=50, var_1_19=-1, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_19 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=256, var_1_17=50, var_1_19=-1, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L64] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=256, var_1_17=50, var_1_19=-1, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=256, var_1_17=50, var_1_19=-1, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L65] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=256, var_1_17=50, var_1_19=-1, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, last_1_var_1_15=64, var_1_12=9/8, var_1_15=64, var_1_16=256, var_1_17=50, var_1_19=-1, var_1_1=-1, var_1_20=35/4, var_1_4=-257] [L79] RET updateVariables() [L80] CALL step() [L36] var_1_12 = ((0.85f - var_1_13) + var_1_14) [L37] COND TRUE (- last_1_var_1_15) >= (var_1_4 / ((((-4) < 0 ) ? -(-4) : (-4)))) [L38] var_1_15 = var_1_16 [L40] var_1_20 = var_1_13 [L41] COND TRUE var_1_20 > var_1_20 [L42] var_1_1 = ((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) [L46] signed long int stepLocal_0 = var_1_15 + (var_1_15 + var_1_1); [L47] COND FALSE !(stepLocal_0 != (var_1_15 * (var_1_1 / var_1_19))) [L80] RET step() [L81] CALL, EXPR property() [L71-L72] return (((((var_1_20 > var_1_20) ? (var_1_1 == ((signed short int) ((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))))) : (var_1_1 == ((signed short int) (((((var_1_15 - ((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))))) < ((var_1_15 + ((((var_1_15) < (var_1_15)) ? (var_1_15) : (var_1_15)))))) ? ((var_1_15 - ((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))))) : ((var_1_15 + ((((var_1_15) < (var_1_15)) ? (var_1_15) : (var_1_15)))))))))) && (var_1_12 == ((float) ((0.85f - var_1_13) + var_1_14)))) && (((- last_1_var_1_15) >= (var_1_4 / ((((-4) < 0 ) ? -(-4) : (-4))))) ? (var_1_15 == ((unsigned char) var_1_16)) : 1)) && (((var_1_15 + (var_1_15 + var_1_1)) != (var_1_15 * (var_1_1 / var_1_19))) ? (var_1_17 == ((unsigned long int) (((((10u) < ((var_1_1 + var_1_15))) ? (10u) : ((var_1_1 + var_1_15)))) + var_1_15))) : 1)) && (var_1_20 == ((float) var_1_13)) ; [L81] RET, EXPR property() [L81] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=64, var_1_13=2, var_1_15=256, var_1_16=256, var_1_17=50, var_1_19=-1, var_1_1=0, var_1_20=2, var_1_4=-257] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=64, var_1_13=2, var_1_15=256, var_1_16=256, var_1_17=50, var_1_19=-1, var_1_1=0, var_1_20=2, var_1_4=-257] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.62ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 103.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.32ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 99.8MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.79ms. Allocated memory is still 142.6MB. Free memory was 99.8MB in the beginning and 98.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 478.54ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 72.1MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 441.26ms. Allocated memory is still 142.6MB. Free memory was 72.1MB in the beginning and 109.2MB in the end (delta: -37.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 108.5MB in the end (delta: 15.8kB). 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 03:38:13,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/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_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/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_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/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_c937dafc-a25e-4851-98e9-e356e160d1fa/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 d7e659b96a0386c33666b14cebf96cf19ddf082c15cb9fb8aae13e29882f6732 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:38:15,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:38:15,125 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:38:15,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:38:15,151 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:38:15,151 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:38:15,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:38:15,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:38:15,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:38:15,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:38:15,152 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:38:15,153 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:38:15,153 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:38:15,153 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:38:15,153 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:38:15,153 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:38:15,153 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:38:15,153 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:38:15,153 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:38:15,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:38:15,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:15,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:38:15,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:38:15,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:38:15,154 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:38:15,154 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:38:15,154 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:38:15,154 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_c937dafc-a25e-4851-98e9-e356e160d1fa/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 -> d7e659b96a0386c33666b14cebf96cf19ddf082c15cb9fb8aae13e29882f6732 [2024-12-06 03:38:15,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:38:15,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:38:15,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:38:15,402 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:38:15,402 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:38:15,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i [2024-12-06 03:38:18,075 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data/0d281b9c6/d425062266174a8fa7cfc4f69ddec77a/FLAGbe6780361 [2024-12-06 03:38:18,236 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:38:18,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i [2024-12-06 03:38:18,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data/0d281b9c6/d425062266174a8fa7cfc4f69ddec77a/FLAGbe6780361 [2024-12-06 03:38:18,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/data/0d281b9c6/d425062266174a8fa7cfc4f69ddec77a [2024-12-06 03:38:18,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:38:18,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:38:18,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:18,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:38:18,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:38:18,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73401b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18, skipping insertion in model container [2024-12-06 03:38:18,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,275 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:38:18,375 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_c937dafc-a25e-4851-98e9-e356e160d1fa/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i[913,926] [2024-12-06 03:38:18,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:18,425 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:38:18,433 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_c937dafc-a25e-4851-98e9-e356e160d1fa/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-26.i[913,926] [2024-12-06 03:38:18,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:18,466 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:38:18,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18 WrapperNode [2024-12-06 03:38:18,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:18,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:18,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:38:18,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:38:18,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,498 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-12-06 03:38:18,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:18,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:38:18,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:38:18,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:38:18,504 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,507 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,508 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,514 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:38:18,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:38:18,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:38:18,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:38:18,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:18" (1/1) ... [2024-12-06 03:38:18,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:18,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:38:18,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:38:18,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:38:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:38:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:38:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:38:18,570 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:38:18,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:38:18,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:38:18,623 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:38:18,624 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:38:19,293 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 03:38:19,293 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:38:19,380 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:38:19,380 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:38:19,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:19 BoogieIcfgContainer [2024-12-06 03:38:19,381 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:38:19,381 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:38:19,381 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:38:19,388 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:38:19,388 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:19" (1/1) ... [2024-12-06 03:38:19,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:38:19,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 03:38:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 03:38:19,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:38:19,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:19,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:38:19,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:38:19,436 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:38:19,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:38:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:19,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:38:20,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:20,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:38:20,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:24,818 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:40:24,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:40:28,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:28,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2024-12-06 03:40:28,943 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-12-06 03:40:28,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:40:28,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:28,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:28,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:28,947 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:28,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:40:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:29,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:30,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:40:30,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:42:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:42:33,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 03:42:34,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:42:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2024-12-06 03:42:34,250 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-12-06 03:42:34,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:42:34,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:42:34,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:42:34,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:42:34,252 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:42:34,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:42:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:34,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:42:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:35,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:42:35,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:44:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:44:30,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-06 03:44:30,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:44:30,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2024-12-06 03:44:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-12-06 03:44:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:44:30,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:44:30,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:44:30,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:44:30,091 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:44:30,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 03:44:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:44:30,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:44:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:44:31,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:44:31,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:46:24,384 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:46:24,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 03:46:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:46:24,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2024-12-06 03:46:24,421 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-12-06 03:46:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:46:24,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:46:24,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:24,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:46:24,424 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:46:24,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 03:46:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:24,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:46:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:26,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:46:26,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:48:20,617 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:48:20,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-06 03:48:20,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:48:20,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2024-12-06 03:48:20,648 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2024-12-06 03:48:20,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:48:20,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:48:20,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:48:20,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:48:20,651 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:48:20,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 03:48:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:21,098 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:48:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:22,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 03:48:22,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:36,318 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:49:36,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-06 03:49:38,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 47 states and 108 transitions. [2024-12-06 03:49:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 108 transitions. [2024-12-06 03:49:38,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:49:38,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:38,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:38,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:38,043 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:38,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 03:49:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:38,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:39,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 03:49:39,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:54,425 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:50:54,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-12-06 03:50:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:54,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 47 states and 108 transitions. [2024-12-06 03:50:54,514 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 108 transitions. [2024-12-06 03:50:54,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:50:54,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:54,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:54,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:54,517 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:54,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 03:50:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:54,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:56,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:50:56,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:52,486 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 43 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:52:52,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-12-06 03:52:54,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:54,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 49 states and 123 transitions. [2024-12-06 03:52:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 123 transitions. [2024-12-06 03:52:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:52:54,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:54,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:54,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:54,062 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:54,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c937dafc-a25e-4851-98e9-e356e160d1fa/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 03:52:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:54,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:55,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:52:55,386 INFO L279 TraceCheckSpWp]: Computing forward predicates...