./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1ef8d174762b17df623a48d7afe94f1e8bc5e2233dcaad9b42847f8ac912d010 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:27:53,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:27:53,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 03:27:53,200 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:27:53,200 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:27:53,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:27:53,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:27:53,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:27:53,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:27:53,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:27:53,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:27:53,245 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:27:53,245 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:27:53,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:27:53,245 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:27:53,245 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:27:53,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:27:53,246 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:27:53,246 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:27:53,246 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:27:53,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:27:53,246 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:27:53,246 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:27:53,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:27:53,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:27:53,247 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:27:53,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:27:53,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:27:53,247 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:27:53,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:27:53,247 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_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ef8d174762b17df623a48d7afe94f1e8bc5e2233dcaad9b42847f8ac912d010 [2024-11-25 03:27:53,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:27:53,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:27:53,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:27:53,681 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:27:53,682 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:27:53,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c [2024-11-25 03:27:56,954 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data/6dac2f114/a6fd765b27d64ce88a93240608005941/FLAGcbc6a4a31 [2024-11-25 03:27:57,347 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:27:57,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c [2024-11-25 03:27:57,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data/6dac2f114/a6fd765b27d64ce88a93240608005941/FLAGcbc6a4a31 [2024-11-25 03:27:57,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data/6dac2f114/a6fd765b27d64ce88a93240608005941 [2024-11-25 03:27:57,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:27:57,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:27:57,552 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:27:57,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:27:57,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:27:57,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:27:57" (1/1) ... [2024-11-25 03:27:57,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20987137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:57, skipping insertion in model container [2024-11-25 03:27:57,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:27:57" (1/1) ... [2024-11-25 03:27:57,591 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:27:57,807 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_1b84e46a-475f-4c25-905c-7a49f1a06e01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c[1258,1271] [2024-11-25 03:27:57,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:27:57,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:27:57,970 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_1b84e46a-475f-4c25-905c-7a49f1a06e01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c[1258,1271] [2024-11-25 03:27:58,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:27:58,137 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:27:58,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58 WrapperNode [2024-11-25 03:27:58,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:27:58,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:27:58,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:27:58,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:27:58,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,287 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 617 [2024-11-25 03:27:58,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:27:58,289 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:27:58,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:27:58,289 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:27:58,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,376 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:27:58,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:27:58,455 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:27:58,455 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:27:58,456 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:27:58" (1/1) ... [2024-11-25 03:27:58,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:27:58,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:27:58,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:27:58,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:27:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:27:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:27:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:27:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:27:58,751 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:27:58,754 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:27:59,950 INFO L? ?]: Removed 316 outVars from TransFormulas that were not future-live. [2024-11-25 03:27:59,951 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:28:00,895 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:28:00,895 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:28:00,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:00 BoogieIcfgContainer [2024-11-25 03:28:00,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:28:00,897 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:28:00,897 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:28:00,910 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:28:00,911 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:00" (1/1) ... [2024-11-25 03:28:00,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:28:00,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:28:00,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:28:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:28:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:28:00,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:28:01,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:28:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:28:01,412 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:28:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:28:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:28:01,920 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:28:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:28:02,145 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:28:02,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:28:02 ImpRootNode [2024-11-25 03:28:02,202 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:28:02,204 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:28:02,205 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:28:02,205 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:28:02,207 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:00" (3/4) ... [2024-11-25 03:28:02,210 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:28:02,211 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:28:02,212 INFO L158 Benchmark]: Toolchain (without parser) took 4662.31ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 105.9MB in the beginning and 236.3MB in the end (delta: -130.4MB). Peak memory consumption was 89.3MB. Max. memory is 16.1GB. [2024-11-25 03:28:02,213 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:28:02,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.22ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 86.1MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:28:02,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.57ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 74.4MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:28:02,219 INFO L158 Benchmark]: Boogie Preprocessor took 164.00ms. Allocated memory is still 142.6MB. Free memory was 74.4MB in the beginning and 69.8MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:28:02,220 INFO L158 Benchmark]: RCFGBuilder took 2442.87ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 69.8MB in the beginning and 281.1MB in the end (delta: -211.3MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2024-11-25 03:28:02,220 INFO L158 Benchmark]: CodeCheck took 1305.29ms. Allocated memory is still 360.7MB. Free memory was 281.1MB in the beginning and 237.2MB in the end (delta: 43.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 03:28:02,220 INFO L158 Benchmark]: Witness Printer took 6.85ms. Allocated memory is still 360.7MB. Free memory was 237.2MB in the beginning and 236.3MB in the end (delta: 916.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:28:02,226 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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: 21]: 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 bitwiseOr at line 144, overapproximation of bitwiseAnd at line 110, overapproximation of bitwiseAnd at line 72. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 32); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (32 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_16 mask_SORT_16 = (SORT_16)-1 >> (sizeof(SORT_16) * 8 - 2); [L33] const SORT_16 msb_SORT_16 = (SORT_16)1 << (2 - 1); [L35] const SORT_59 mask_SORT_59 = (SORT_59)-1 >> (sizeof(SORT_59) * 8 - 3); [L36] const SORT_59 msb_SORT_59 = (SORT_59)1 << (3 - 1); [L38] const SORT_16 var_17 = 0; [L39] const SORT_16 var_20 = 3; [L40] const SORT_3 var_22 = 1; [L41] const SORT_3 var_36 = 0; [L42] const SORT_16 var_77 = 2; [L43] const SORT_16 var_80 = 1; [L44] const SORT_59 var_92 = 0; [L46] SORT_1 input_2; [L47] SORT_3 input_4; [L48] SORT_1 input_5; [L49] SORT_3 input_6; [L50] SORT_3 input_7; [L51] SORT_3 input_8; [L52] SORT_1 input_9; [L53] SORT_3 input_10; [L54] SORT_3 input_11; [L55] SORT_1 input_12; [L56] SORT_3 input_13; [L57] SORT_3 input_14; [L58] SORT_3 input_15; [L59] SORT_1 input_32; [L60] SORT_3 input_34; [L61] SORT_1 input_39; [L62] SORT_3 input_41; [L63] SORT_1 input_47; [L64] SORT_1 input_53; [L65] SORT_1 input_55; [L66] SORT_1 input_57; [L67] SORT_59 input_60; [L68] SORT_59 input_66; [L69] SORT_1 input_69; [L70] SORT_3 input_73; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_16 [L72] SORT_16 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_16; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L73] SORT_3 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L74] SORT_3 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L75] SORT_3 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L76] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L77] SORT_3 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L78] SORT_3 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L79] SORT_3 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L80] SORT_3 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L81] SORT_3 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L83] SORT_16 init_19_arg_1 = var_17; [L84] state_18 = init_19_arg_1 [L85] SORT_3 init_24_arg_1 = var_22; [L86] state_23 = init_24_arg_1 [L87] SORT_3 init_38_arg_1 = var_36; [L88] state_37 = init_38_arg_1 [L89] SORT_3 init_44_arg_1 = var_36; [L90] state_43 = init_44_arg_1 [L91] SORT_3 init_46_arg_1 = var_36; [L92] state_45 = init_46_arg_1 [L93] SORT_3 init_50_arg_1 = var_36; [L94] state_49 = init_50_arg_1 [L95] SORT_3 init_52_arg_1 = var_36; [L96] state_51 = init_52_arg_1 [L97] SORT_3 init_63_arg_1 = var_36; [L98] state_62 = init_63_arg_1 [L99] SORT_3 init_65_arg_1 = var_36; [L100] state_64 = init_65_arg_1 [L101] SORT_3 init_72_arg_1 = var_36; [L102] state_71 = init_72_arg_1 VAL [mask_SORT_16=3, mask_SORT_3=1, state_18=0, state_23=1, state_37=0, state_43=0, state_45=0, state_49=0, state_51=0, state_62=0, state_64=0, state_71=0, var_17=0, var_20=3, var_22=1, var_36=0, var_77=2, var_80=1, var_92=0] [L105] input_2 = __VERIFIER_nondet_uint() [L106] input_4 = __VERIFIER_nondet_uchar() [L107] input_5 = __VERIFIER_nondet_uint() [L108] input_6 = __VERIFIER_nondet_uchar() [L109] input_7 = __VERIFIER_nondet_uchar() [L110] EXPR input_7 & mask_SORT_3 [L110] input_7 = input_7 & mask_SORT_3 [L111] input_8 = __VERIFIER_nondet_uchar() [L112] EXPR input_8 & mask_SORT_3 [L112] input_8 = input_8 & mask_SORT_3 [L113] input_9 = __VERIFIER_nondet_uint() [L114] input_10 = __VERIFIER_nondet_uchar() [L115] EXPR input_10 & mask_SORT_3 [L115] input_10 = input_10 & mask_SORT_3 [L116] input_11 = __VERIFIER_nondet_uchar() [L117] EXPR input_11 & mask_SORT_3 [L117] input_11 = input_11 & mask_SORT_3 [L118] input_12 = __VERIFIER_nondet_uint() [L119] input_13 = __VERIFIER_nondet_uchar() [L120] input_14 = __VERIFIER_nondet_uchar() [L121] input_15 = __VERIFIER_nondet_uchar() [L122] input_32 = __VERIFIER_nondet_uint() [L123] input_34 = __VERIFIER_nondet_uchar() [L124] input_39 = __VERIFIER_nondet_uint() [L125] input_41 = __VERIFIER_nondet_uchar() [L126] input_47 = __VERIFIER_nondet_uint() [L127] input_53 = __VERIFIER_nondet_uint() [L128] input_55 = __VERIFIER_nondet_uint() [L129] input_57 = __VERIFIER_nondet_uint() [L130] input_60 = __VERIFIER_nondet_uchar() [L131] input_66 = __VERIFIER_nondet_uchar() [L132] input_69 = __VERIFIER_nondet_uint() [L133] input_73 = __VERIFIER_nondet_uchar() [L136] SORT_16 var_21_arg_0 = state_18; [L137] SORT_16 var_21_arg_1 = var_20; [L138] SORT_3 var_21 = var_21_arg_0 != var_21_arg_1; [L139] SORT_3 var_25_arg_0 = state_23; [L140] SORT_3 var_25_arg_1 = var_22; [L141] SORT_3 var_25 = var_25_arg_0 == var_25_arg_1; [L142] SORT_3 var_26_arg_0 = var_21; [L143] SORT_3 var_26_arg_1 = var_25; [L144] EXPR var_26_arg_0 | var_26_arg_1 [L144] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L145] SORT_3 var_29_arg_0 = var_26; [L146] SORT_3 var_29 = ~var_29_arg_0; [L147] SORT_3 var_30_arg_0 = var_22; [L148] SORT_3 var_30_arg_1 = var_29; [L149] EXPR var_30_arg_0 & var_30_arg_1 [L149] SORT_3 var_30 = var_30_arg_0 & var_30_arg_1; [L150] EXPR var_30 & mask_SORT_3 [L150] var_30 = var_30 & mask_SORT_3 [L151] SORT_3 bad_31_arg_0 = var_30; [L152] CALL __VERIFIER_assert(!(bad_31_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 587.22ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 86.1MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.57ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 74.4MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 164.00ms. Allocated memory is still 142.6MB. Free memory was 74.4MB in the beginning and 69.8MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2442.87ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 69.8MB in the beginning and 281.1MB in the end (delta: -211.3MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * CodeCheck took 1305.29ms. Allocated memory is still 360.7MB. Free memory was 281.1MB in the beginning and 237.2MB in the end (delta: 43.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 6.85ms. Allocated memory is still 360.7MB. Free memory was 237.2MB in the beginning and 236.3MB in the end (delta: 916.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:28:02,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1ef8d174762b17df623a48d7afe94f1e8bc5e2233dcaad9b42847f8ac912d010 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:28:05,242 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:28:05,393 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 03:28:05,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:28:05,445 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:28:05,445 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:28:05,446 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:28:05,446 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:28:05,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:28:05,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:28:05,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:28:05,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:28:05,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:28:05,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:28:05,447 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:28:05,447 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:28:05,448 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:28:05,448 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:28:05,448 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:28:05,448 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:28:05,448 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:28:05,448 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:28:05,448 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:28:05,448 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:28:05,448 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:28:05,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:28:05,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:28:05,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:28:05,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:28:05,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:28:05,449 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:28:05,449 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:28:05,449 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:28:05,449 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_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ef8d174762b17df623a48d7afe94f1e8bc5e2233dcaad9b42847f8ac912d010 [2024-11-25 03:28:05,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:28:05,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:28:05,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:28:05,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:28:05,830 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:28:05,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c [2024-11-25 03:28:09,166 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data/623594314/b63cc05ce0494a88a4304918f78f0003/FLAGa90cfff9f [2024-11-25 03:28:09,464 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:28:09,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c [2024-11-25 03:28:09,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data/623594314/b63cc05ce0494a88a4304918f78f0003/FLAGa90cfff9f [2024-11-25 03:28:09,523 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/data/623594314/b63cc05ce0494a88a4304918f78f0003 [2024-11-25 03:28:09,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:28:09,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:28:09,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:28:09,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:28:09,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:28:09,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:28:09" (1/1) ... [2024-11-25 03:28:09,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1114abf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:09, skipping insertion in model container [2024-11-25 03:28:09,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:28:09" (1/1) ... [2024-11-25 03:28:09,587 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:28:09,800 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_1b84e46a-475f-4c25-905c-7a49f1a06e01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c[1258,1271] [2024-11-25 03:28:09,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:28:10,006 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:28:10,019 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_1b84e46a-475f-4c25-905c-7a49f1a06e01/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_bcuvis32.c[1258,1271] [2024-11-25 03:28:10,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:28:10,102 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:28:10,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10 WrapperNode [2024-11-25 03:28:10,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:28:10,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:28:10,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:28:10,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:28:10,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,189 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 401 [2024-11-25 03:28:10,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:28:10,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:28:10,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:28:10,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:28:10,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,243 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,259 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:28:10,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:28:10,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:28:10,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:28:10,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:28:10" (1/1) ... [2024-11-25 03:28:10,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:28:10,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:28:10,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:28:10,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:28:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:28:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:28:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:28:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:28:10,585 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:28:10,589 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:28:11,233 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-25 03:28:11,233 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:28:11,300 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:28:11,301 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:28:11,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:11 BoogieIcfgContainer [2024-11-25 03:28:11,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:28:11,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:28:11,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:28:11,317 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:28:11,317 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:28:11" (1/1) ... [2024-11-25 03:28:11,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:28:11,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:28:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:28:11,404 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:28:11,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:28:11,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:28:11,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:28:11,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:28:11,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:28:11,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:28:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:11,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:28:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:11,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 03:28:11,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:28:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:28:12,073 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 03:28:12,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:28:12,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:28:12,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 03:28:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 03:28:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:28:12,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:28:12,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:28:12,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:28:12,168 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:28:12,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:28:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:12,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:28:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:12,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-25 03:28:12,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:28:13,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:28:13,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:28:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:28:14,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-11-25 03:28:14,312 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-11-25 03:28:14,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:28:14,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:28:14,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:28:14,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:28:14,318 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:28:14,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b84e46a-475f-4c25-905c-7a49f1a06e01/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:28:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:14,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:28:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:28:14,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-25 03:28:14,909 INFO L279 TraceCheckSpWp]: Computing forward predicates...