./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9 --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 d58fddfa4cf482321dbdf1232482f8f34318cf991749c3b32b04a6dcba45ac13 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:46:14,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:46:14,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 01:46:14,482 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:46:14,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:46:14,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:46:14,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:46:14,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:46:14,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:46:14,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:46:14,509 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:46:14,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:46:14,510 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:46:14,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:46:14,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:46:14,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:46:14,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:46:14,513 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:46:14,513 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:46:14,514 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:46:14,514 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:46:14,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:46:14,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:46:14,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:14,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:46:14,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:46:14,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:46:14,520 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:46:14,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:46:14,521 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:46:14,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d58fddfa4cf482321dbdf1232482f8f34318cf991749c3b32b04a6dcba45ac13 [2023-12-03 01:46:14,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:46:14,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:46:14,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:46:14,744 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:46:14,745 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:46:14,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c [2023-12-03 01:46:17,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:46:17,651 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:46:17,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c [2023-12-03 01:46:17,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/data/d71fea29a/e61747e67e704949b39eb0f13f488867/FLAG6ebaf8d65 [2023-12-03 01:46:17,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/data/d71fea29a/e61747e67e704949b39eb0f13f488867 [2023-12-03 01:46:17,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:46:17,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:46:17,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:17,679 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:46:17,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:46:17,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:17" (1/1) ... [2023-12-03 01:46:17,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e5927e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:17, skipping insertion in model container [2023-12-03 01:46:17,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:17" (1/1) ... [2023-12-03 01:46:17,715 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:46:17,857 WARN L240 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_cdd647ed-f35a-4715-aa75-5d0935e36937/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c[1259,1272] [2023-12-03 01:46:17,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:17,949 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:46:17,961 WARN L240 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_cdd647ed-f35a-4715-aa75-5d0935e36937/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c[1259,1272] [2023-12-03 01:46:18,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:18,024 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:46:18,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18 WrapperNode [2023-12-03 01:46:18,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:18,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:18,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:46:18,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:46:18,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,049 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,108 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 484 [2023-12-03 01:46:18,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:18,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:46:18,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:46:18,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:46:18,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:46:18,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:46:18,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:46:18,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:46:18,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:18" (1/1) ... [2023-12-03 01:46:18,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:18,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:46:18,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:46:18,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:46:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:46:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:46:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:46:18,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:46:18,372 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:46:18,374 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:46:18,921 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:46:19,420 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:46:19,421 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:46:19,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:19 BoogieIcfgContainer [2023-12-03 01:46:19,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:46:19,424 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:46:19,424 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:46:19,433 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:46:19,433 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:19" (1/1) ... [2023-12-03 01:46:19,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:46:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:19,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 01:46:19,494 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 01:46:19,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:46:19,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:19,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:19,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:19,722 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:46:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:19,965 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:46:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:20,061 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:46:20,086 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 01:46:20,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:46:20 ImpRootNode [2023-12-03 01:46:20,092 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:46:20,093 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:46:20,093 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:46:20,093 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:46:20,093 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:19" (3/4) ... [2023-12-03 01:46:20,096 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:46:20,097 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:46:20,098 INFO L158 Benchmark]: Toolchain (without parser) took 2418.99ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 110.8MB in the beginning and 129.4MB in the end (delta: -18.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-12-03 01:46:20,098 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:20,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.04ms. Allocated memory is still 146.8MB. Free memory was 110.4MB in the beginning and 93.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:46:20,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.93ms. Allocated memory is still 146.8MB. Free memory was 93.6MB in the beginning and 85.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:46:20,100 INFO L158 Benchmark]: Boogie Preprocessor took 78.73ms. Allocated memory is still 146.8MB. Free memory was 85.2MB in the beginning and 81.4MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:46:20,101 INFO L158 Benchmark]: RCFGBuilder took 1233.63ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 81.4MB in the beginning and 66.1MB in the end (delta: 15.3MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2023-12-03 01:46:20,101 INFO L158 Benchmark]: CodeCheck took 668.53ms. Allocated memory is still 190.8MB. Free memory was 66.1MB in the beginning and 130.5MB in the end (delta: -64.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:20,102 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 190.8MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:20,105 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: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 - 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 bitwiseAnd at line 94. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 5); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (5 - 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_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 32); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (32 - 1); [L35] const SORT_25 mask_SORT_25 = (SORT_25)-1 >> (sizeof(SORT_25) * 8 - 31); [L36] const SORT_25 msb_SORT_25 = (SORT_25)1 << (31 - 1); [L38] const SORT_35 mask_SORT_35 = (SORT_35)-1 >> (sizeof(SORT_35) * 8 - 30); [L39] const SORT_35 msb_SORT_35 = (SORT_35)1 << (30 - 1); [L41] const SORT_37 mask_SORT_37 = (SORT_37)-1 >> (sizeof(SORT_37) * 8 - 29); [L42] const SORT_37 msb_SORT_37 = (SORT_37)1 << (29 - 1); [L44] const SORT_43 mask_SORT_43 = (SORT_43)-1 >> (sizeof(SORT_43) * 8 - 2); [L45] const SORT_43 msb_SORT_43 = (SORT_43)1 << (2 - 1); [L47] const SORT_49 mask_SORT_49 = (SORT_49)-1 >> (sizeof(SORT_49) * 8 - 28); [L48] const SORT_49 msb_SORT_49 = (SORT_49)1 << (28 - 1); [L50] const SORT_51 mask_SORT_51 = (SORT_51)-1 >> (sizeof(SORT_51) * 8 - 26); [L51] const SORT_51 msb_SORT_51 = (SORT_51)1 << (26 - 1); [L53] const SORT_57 mask_SORT_57 = (SORT_57)-1 >> (sizeof(SORT_57) * 8 - 4); [L54] const SORT_57 msb_SORT_57 = (SORT_57)1 << (4 - 1); [L56] const SORT_63 mask_SORT_63 = (SORT_63)-1 >> (sizeof(SORT_63) * 8 - 24); [L57] const SORT_63 msb_SORT_63 = (SORT_63)1 << (24 - 1); [L59] const SORT_65 mask_SORT_65 = (SORT_65)-1 >> (sizeof(SORT_65) * 8 - 20); [L60] const SORT_65 msb_SORT_65 = (SORT_65)1 << (20 - 1); [L62] const SORT_71 mask_SORT_71 = (SORT_71)-1 >> (sizeof(SORT_71) * 8 - 8); [L63] const SORT_71 msb_SORT_71 = (SORT_71)1 << (8 - 1); [L65] const SORT_77 mask_SORT_77 = (SORT_77)-1 >> (sizeof(SORT_77) * 8 - 16); [L66] const SORT_77 msb_SORT_77 = (SORT_77)1 << (16 - 1); [L68] const SORT_5 var_8 = 0; [L69] const SORT_5 var_11 = 2863311530; [L70] const SORT_3 var_15 = 1; [L71] const SORT_3 var_22 = 0; [L73] SORT_1 input_2; [L74] SORT_3 input_4; [L75] SORT_5 input_6; [L76] SORT_3 input_7; [L78] EXPR __VERIFIER_nondet_uint() & mask_SORT_5 [L78] SORT_5 state_9 = __VERIFIER_nondet_uint() & mask_SORT_5; [L79] EXPR __VERIFIER_nondet_uint() & mask_SORT_5 [L79] SORT_5 state_19 = __VERIFIER_nondet_uint() & mask_SORT_5; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L80] SORT_3 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L82] SORT_5 init_10_arg_1 = var_8; [L83] state_9 = init_10_arg_1 [L84] SORT_5 init_20_arg_1 = var_8; [L85] state_19 = init_20_arg_1 [L86] SORT_3 init_24_arg_1 = var_22; [L87] state_23 = init_24_arg_1 VAL [init_10_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, mask_SORT_1=31, mask_SORT_25=2147483647, mask_SORT_35=1073741823, mask_SORT_37=536870911, mask_SORT_3=1, mask_SORT_43=3, mask_SORT_49=268435455, mask_SORT_51=67108863, mask_SORT_57=15, mask_SORT_5=4294967295, mask_SORT_63=16777215, mask_SORT_65=1048575, mask_SORT_71=255, mask_SORT_77=65535, msb_SORT_1=16, msb_SORT_25=1073741824, msb_SORT_35=536870912, msb_SORT_37=268435456, msb_SORT_3=1, msb_SORT_43=2, msb_SORT_49=134217728, msb_SORT_51=33554432, msb_SORT_57=8, msb_SORT_5=2147483648, msb_SORT_63=8388608, msb_SORT_65=524288, msb_SORT_71=128, msb_SORT_77=32768, state_19=0, state_23=0, state_9=0, var_11=2863311530, var_15=1, var_22=0, var_8=0] [L90] input_2 = __VERIFIER_nondet_uchar() [L91] input_4 = __VERIFIER_nondet_uchar() [L92] input_6 = __VERIFIER_nondet_uint() [L93] input_7 = __VERIFIER_nondet_uchar() [L94] EXPR input_7 & mask_SORT_3 [L94] input_7 = input_7 & mask_SORT_3 [L97] SORT_5 var_12_arg_0 = state_9; [L98] SORT_5 var_12_arg_1 = var_11; [L99] SORT_3 var_12 = var_12_arg_0 != var_12_arg_1; [L100] SORT_3 var_16_arg_0 = var_12; [L101] SORT_3 var_16 = ~var_16_arg_0; [L102] SORT_3 var_17_arg_0 = var_15; [L103] SORT_3 var_17_arg_1 = var_16; [L104] EXPR var_17_arg_0 & var_17_arg_1 [L104] SORT_3 var_17 = var_17_arg_0 & var_17_arg_1; [L105] EXPR var_17 & mask_SORT_3 [L105] var_17 = var_17 & mask_SORT_3 [L106] SORT_3 bad_18_arg_0 = var_17; [L107] CALL __VERIFIER_assert(!(bad_18_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.04ms. Allocated memory is still 146.8MB. Free memory was 110.4MB in the beginning and 93.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.93ms. Allocated memory is still 146.8MB. Free memory was 93.6MB in the beginning and 85.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.73ms. Allocated memory is still 146.8MB. Free memory was 85.2MB in the beginning and 81.4MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1233.63ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 81.4MB in the beginning and 66.1MB in the end (delta: 15.3MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. * CodeCheck took 668.53ms. Allocated memory is still 190.8MB. Free memory was 66.1MB in the beginning and 130.5MB in the end (delta: -64.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 190.8MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:46:20,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9 --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 d58fddfa4cf482321dbdf1232482f8f34318cf991749c3b32b04a6dcba45ac13 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:46:22,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:46:22,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 01:46:22,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:46:22,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:46:22,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:46:22,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:46:22,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:46:22,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:46:22,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:46:22,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:46:22,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:46:22,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:46:22,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:46:22,198 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:46:22,198 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:46:22,199 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:46:22,199 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:46:22,200 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:46:22,200 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:46:22,201 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:46:22,201 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:46:22,202 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:22,202 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:46:22,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:46:22,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:22,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:46:22,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:46:22,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:46:22,205 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:46:22,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:22,206 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:46:22,206 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:46:22,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:46:22,207 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d58fddfa4cf482321dbdf1232482f8f34318cf991749c3b32b04a6dcba45ac13 [2023-12-03 01:46:22,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:46:22,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:46:22,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:46:22,511 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:46:22,511 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:46:22,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c [2023-12-03 01:46:25,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:46:25,460 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:46:25,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c [2023-12-03 01:46:25,470 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/data/df7514e8e/c3634bc8e972411dbb40a53b3f576aaa/FLAG5dfcb9404 [2023-12-03 01:46:25,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/data/df7514e8e/c3634bc8e972411dbb40a53b3f576aaa [2023-12-03 01:46:25,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:46:25,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:46:25,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:25,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:46:25,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:46:25,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d12a249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25, skipping insertion in model container [2023-12-03 01:46:25,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,525 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:46:25,687 WARN L240 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_cdd647ed-f35a-4715-aa75-5d0935e36937/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c[1259,1272] [2023-12-03 01:46:25,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:25,791 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:46:25,804 WARN L240 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_cdd647ed-f35a-4715-aa75-5d0935e36937/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_spinner32.c[1259,1272] [2023-12-03 01:46:25,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:25,873 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:46:25,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25 WrapperNode [2023-12-03 01:46:25,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:25,875 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:25,875 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:46:25,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:46:25,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,930 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 230 [2023-12-03 01:46:25,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:25,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:46:25,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:46:25,931 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:46:25,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,992 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:25,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:26,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:46:26,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:46:26,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:46:26,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:46:26,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:25" (1/1) ... [2023-12-03 01:46:26,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:26,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:46:26,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:46:26,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:46:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:46:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:46:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:46:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:46:26,179 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:46:26,181 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:46:26,412 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:46:26,462 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:46:26,463 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:46:26,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:26 BoogieIcfgContainer [2023-12-03 01:46:26,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:46:26,470 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:46:26,470 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:46:26,479 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:46:26,479 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:26" (1/1) ... [2023-12-03 01:46:26,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:46:26,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:26,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 01:46:26,536 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 01:46:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:46:26,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:26,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:26,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:46:26,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:46:26,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:46:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:26,740 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:46:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:26,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 01:46:26,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:46:26,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:26,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:46:27,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:27,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 01:46:27,077 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 01:46:27,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:46:27,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:27,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:27,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:46:27,079 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:46:27,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:46:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:27,264 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:46:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:27,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-03 01:46:27,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:50:46,007 WARN L293 SmtUtils]: Spent 4.26m on a formula simplification. DAG size of input: 402 DAG size of output: 334 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:50:46,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:50:46,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd647ed-f35a-4715-aa75-5d0935e36937/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:58:28,200 WARN L293 SmtUtils]: Spent 7.68m on a formula simplification. DAG size of input: 337 DAG size of output: 336 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 02:00:26,122 WARN L293 SmtUtils]: Spent 1.96m on a formula simplification that was a NOOP. DAG size: 335 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)