./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL --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 5d008d13e33ddbd1703c11691c2670a839a1553dd5e0dc0dc081fe04ab6604f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:39:43,753 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:39:43,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:39:43,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:39:43,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:39:43,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:39:43,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:39:43,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:39:43,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:39:43,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:39:43,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:39:43,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:39:43,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:39:43,883 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:39:43,883 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:39:43,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:39:43,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:39:43,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:39:43,885 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:39:43,885 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:39:43,886 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:39:43,886 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:39:43,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:39:43,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:43,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:39:43,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:39:43,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:39:43,889 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:39:43,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:39:43,889 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:39:43,890 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_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d008d13e33ddbd1703c11691c2670a839a1553dd5e0dc0dc081fe04ab6604f9 [2023-11-19 02:39:44,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:39:44,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:39:44,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:39:44,206 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:39:44,207 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:39:44,209 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c [2023-11-19 02:39:47,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:39:47,547 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:39:47,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c [2023-11-19 02:39:47,562 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/data/0ef549407/cb358e5e7ab64285b40f99720f10e727/FLAG1384ef003 [2023-11-19 02:39:47,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/data/0ef549407/cb358e5e7ab64285b40f99720f10e727 [2023-11-19 02:39:47,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:39:47,587 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:39:47,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:47,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:39:47,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:39:47,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:47" (1/1) ... [2023-11-19 02:39:47,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@680c6e2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:47, skipping insertion in model container [2023-11-19 02:39:47,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:47" (1/1) ... [2023-11-19 02:39:47,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:39:47,874 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_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c[1245,1258] [2023-11-19 02:39:47,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:47,969 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:39:47,982 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_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c[1245,1258] [2023-11-19 02:39:48,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:48,047 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:39:48,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48 WrapperNode [2023-11-19 02:39:48,047 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:48,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:48,049 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:39:48,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:39:48,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,174 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 386 [2023-11-19 02:39:48,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:48,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:39:48,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:39:48,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:39:48,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:39:48,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:39:48,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:39:48,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:39:48,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:48,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:39:48,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:39:48,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:39:48,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:39:48,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:39:48,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:39:48,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:39:48,520 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:39:48,523 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:39:49,187 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:39:49,762 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:39:49,763 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:39:49,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:49 BoogieIcfgContainer [2023-11-19 02:39:49,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:39:49,768 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:39:49,768 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:39:49,778 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:39:49,779 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:49" (1/1) ... [2023-11-19 02:39:49,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:39:49,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:49,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 02:39:49,861 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 02:39:49,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:39:49,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:49,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:39:50,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:39:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:39:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:39:51,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:39:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:39:51,718 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:39:51,754 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 02:39:51,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:39:51 ImpRootNode [2023-11-19 02:39:51,762 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:39:51,771 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:39:51,771 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:39:51,771 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:39:51,772 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:49" (3/4) ... [2023-11-19 02:39:51,776 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:39:51,777 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:39:51,780 INFO L158 Benchmark]: Toolchain (without parser) took 4191.26ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 139.0MB in the beginning and 100.7MB in the end (delta: 38.2MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2023-11-19 02:39:51,781 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:39:51,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.19ms. Allocated memory is still 172.0MB. Free memory was 139.0MB in the beginning and 130.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:39:51,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.89ms. Allocated memory is still 172.0MB. Free memory was 130.1MB in the beginning and 122.7MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 02:39:51,784 INFO L158 Benchmark]: Boogie Preprocessor took 110.37ms. Allocated memory is still 172.0MB. Free memory was 122.6MB in the beginning and 118.8MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:39:51,786 INFO L158 Benchmark]: RCFGBuilder took 1478.16ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 118.8MB in the beginning and 113.0MB in the end (delta: 5.8MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2023-11-19 02:39:51,787 INFO L158 Benchmark]: CodeCheck took 1994.47ms. Allocated memory is still 207.6MB. Free memory was 113.0MB in the beginning and 100.7MB in the end (delta: 12.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-11-19 02:39:51,788 INFO L158 Benchmark]: Witness Printer took 7.05ms. Allocated memory is still 207.6MB. Free memory was 100.7MB in the beginning and 100.7MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:39:51,802 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: 1.9s, 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, 0.3s 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 bitwiseOr at line 94, overapproximation of bitwiseAnd at line 66. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 3); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (3 - 1); [L32] const SORT_26 mask_SORT_26 = (SORT_26)-1 >> (sizeof(SORT_26) * 8 - 2); [L33] const SORT_26 msb_SORT_26 = (SORT_26)1 << (2 - 1); [L35] const SORT_1 var_11 = 0; [L36] const SORT_5 var_15 = 0; [L37] const SORT_5 var_21 = 2; [L38] const SORT_5 var_23 = 1; [L39] const SORT_1 var_39 = 1; [L41] SORT_1 input_2; [L42] SORT_1 input_3; [L43] SORT_1 input_4; [L44] SORT_5 input_6; [L45] SORT_5 input_7; [L46] SORT_1 input_8; [L47] SORT_5 input_9; [L48] SORT_5 input_10; [L50] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L50] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L51] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L51] SORT_5 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L52] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L52] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L53] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L53] SORT_5 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L55] SORT_1 init_13_arg_1 = var_11; [L56] state_12 = init_13_arg_1 [L57] SORT_5 init_17_arg_1 = var_15; [L58] state_16 = init_17_arg_1 [L59] SORT_1 init_19_arg_1 = var_11; [L60] state_18 = init_19_arg_1 [L61] SORT_5 init_30_arg_1 = var_15; [L62] state_29 = init_30_arg_1 VAL [init_13_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_30_arg_1=0, mask_SORT_1=1, mask_SORT_26=3, mask_SORT_5=7, msb_SORT_1=1, msb_SORT_26=2, msb_SORT_5=4, state_12=0, state_16=0, state_18=0, state_29=0, var_11=0, var_15=0, var_21=2, var_23=1, var_39=1] [L65] input_2 = __VERIFIER_nondet_uchar() [L66] EXPR input_2 & mask_SORT_1 [L66] input_2 = input_2 & mask_SORT_1 [L67] input_3 = __VERIFIER_nondet_uchar() [L68] EXPR input_3 & mask_SORT_1 [L68] input_3 = input_3 & mask_SORT_1 [L69] input_4 = __VERIFIER_nondet_uchar() [L70] input_6 = __VERIFIER_nondet_uchar() [L71] input_7 = __VERIFIER_nondet_uchar() [L72] input_8 = __VERIFIER_nondet_uchar() [L73] input_9 = __VERIFIER_nondet_uchar() [L74] input_10 = __VERIFIER_nondet_uchar() [L77] SORT_1 var_14_arg_0 = state_12; [L78] SORT_1 var_14 = ~var_14_arg_0; [L79] SORT_1 var_20_arg_0 = state_18; [L80] SORT_5 var_20_arg_1 = state_16; [L81] SORT_5 var_20_arg_2 = input_7; [L82] SORT_5 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L83] EXPR var_20 & mask_SORT_5 [L83] var_20 = var_20 & mask_SORT_5 [L84] SORT_5 var_24_arg_0 = var_20; [L85] SORT_5 var_24_arg_1 = var_23; [L86] SORT_1 var_24 = var_24_arg_0 == var_24_arg_1; [L87] SORT_1 var_25_arg_0 = var_24; [L88] SORT_1 var_25 = ~var_25_arg_0; [L89] SORT_5 var_22_arg_0 = var_20; [L90] SORT_5 var_22_arg_1 = var_21; [L91] SORT_1 var_22 = var_22_arg_0 == var_22_arg_1; [L92] SORT_1 var_27_arg_0 = var_25; [L93] SORT_1 var_27_arg_1 = var_22; [L94] EXPR ((SORT_26)var_27_arg_0 << 1) | var_27_arg_1 [L94] SORT_26 var_27 = ((SORT_26)var_27_arg_0 << 1) | var_27_arg_1; [L95] EXPR var_27 & mask_SORT_26 [L95] var_27 = var_27 & mask_SORT_26 [L96] SORT_26 var_28_arg_0 = var_27; [L97] SORT_1 var_28 = var_28_arg_0 == mask_SORT_26; [L98] SORT_1 var_31_arg_0 = state_18; [L99] SORT_5 var_31_arg_1 = state_29; [L100] SORT_5 var_31_arg_2 = input_7; [L101] SORT_5 var_31 = var_31_arg_0 ? var_31_arg_1 : var_31_arg_2; [L102] EXPR var_31 & mask_SORT_5 [L102] var_31 = var_31 & mask_SORT_5 [L103] SORT_5 var_32_arg_0 = var_31; [L104] SORT_5 var_32_arg_1 = var_21; [L105] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L106] SORT_1 var_33_arg_0 = var_25; [L107] SORT_1 var_33_arg_1 = var_32; [L108] EXPR ((SORT_26)var_33_arg_0 << 1) | var_33_arg_1 [L108] SORT_26 var_33 = ((SORT_26)var_33_arg_0 << 1) | var_33_arg_1; [L109] EXPR var_33 & mask_SORT_26 [L109] var_33 = var_33 & mask_SORT_26 [L110] SORT_26 var_34_arg_0 = var_33; [L111] SORT_1 var_34 = var_34_arg_0 == mask_SORT_26; [L112] SORT_1 var_35_arg_0 = var_28; [L113] SORT_1 var_35_arg_1 = var_34; [L114] SORT_1 var_35 = var_35_arg_0 == var_35_arg_1; [L115] SORT_1 var_36_arg_0 = var_14; [L116] SORT_1 var_36_arg_1 = var_35; [L117] EXPR var_36_arg_0 | var_36_arg_1 [L117] SORT_1 var_36 = var_36_arg_0 | var_36_arg_1; [L118] SORT_1 var_40_arg_0 = var_36; [L119] SORT_1 var_40 = ~var_40_arg_0; [L120] SORT_1 var_41_arg_0 = var_39; [L121] SORT_1 var_41_arg_1 = var_40; [L122] EXPR var_41_arg_0 & var_41_arg_1 [L122] SORT_1 var_41 = var_41_arg_0 & var_41_arg_1; [L123] EXPR var_41 & mask_SORT_1 [L123] var_41 = var_41 & mask_SORT_1 [L124] SORT_1 bad_42_arg_0 = var_41; [L125] CALL __VERIFIER_assert(!(bad_42_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 0.27ms. Allocated memory is still 125.8MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.19ms. Allocated memory is still 172.0MB. Free memory was 139.0MB in the beginning and 130.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.89ms. Allocated memory is still 172.0MB. Free memory was 130.1MB in the beginning and 122.7MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.37ms. Allocated memory is still 172.0MB. Free memory was 122.6MB in the beginning and 118.8MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1478.16ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 118.8MB in the beginning and 113.0MB in the end (delta: 5.8MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. * CodeCheck took 1994.47ms. Allocated memory is still 207.6MB. Free memory was 113.0MB in the beginning and 100.7MB in the end (delta: 12.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Witness Printer took 7.05ms. Allocated memory is still 207.6MB. Free memory was 100.7MB in the beginning and 100.7MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:39:51,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL --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 5d008d13e33ddbd1703c11691c2670a839a1553dd5e0dc0dc081fe04ab6604f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:39:54,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:39:54,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 02:39:54,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:39:54,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:39:54,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:39:54,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:39:54,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:39:54,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:39:54,818 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:39:54,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:39:54,819 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:39:54,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:39:54,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:39:54,822 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:39:54,822 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:39:54,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:39:54,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:39:54,823 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:39:54,825 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:39:54,825 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:39:54,826 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:39:54,826 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:39:54,827 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:39:54,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:39:54,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:54,828 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:39:54,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:39:54,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:39:54,829 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:39:54,831 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:39:54,831 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:39:54,831 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:39:54,832 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:39:54,832 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_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d008d13e33ddbd1703c11691c2670a839a1553dd5e0dc0dc081fe04ab6604f9 [2023-11-19 02:39:55,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:39:55,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:39:55,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:39:55,318 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:39:55,319 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:39:55,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c [2023-11-19 02:39:58,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:39:58,735 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:39:58,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c [2023-11-19 02:39:58,745 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/data/7cc99960f/d273aa7704b8496fa0c6c92e473f0c2d/FLAG37021ff7e [2023-11-19 02:39:58,769 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/data/7cc99960f/d273aa7704b8496fa0c6c92e473f0c2d [2023-11-19 02:39:58,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:39:58,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:39:58,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:58,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:39:58,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:39:58,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:58" (1/1) ... [2023-11-19 02:39:58,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6881b117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:58, skipping insertion in model container [2023-11-19 02:39:58,790 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:58" (1/1) ... [2023-11-19 02:39:58,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:39:59,047 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_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c[1245,1258] [2023-11-19 02:39:59,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:59,175 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:39:59,197 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_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal54.c[1245,1258] [2023-11-19 02:39:59,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:59,279 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:39:59,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59 WrapperNode [2023-11-19 02:39:59,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:59,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:59,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:39:59,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:39:59,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,336 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 206 [2023-11-19 02:39:59,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:59,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:39:59,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:39:59,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:39:59,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,354 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:39:59,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:39:59,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:39:59,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:39:59,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:59,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:39:59,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:39:59,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:39:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:39:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:39:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:39:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:39:59,637 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:39:59,640 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:39:59,931 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:39:59,968 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:39:59,968 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:39:59,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:59 BoogieIcfgContainer [2023-11-19 02:39:59,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:39:59,978 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:39:59,979 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:39:59,989 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:39:59,989 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:59" (1/1) ... [2023-11-19 02:39:59,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:40:00,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 02:40:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 02:40:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:40:00,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:00,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:40:00,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:40:00,053 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:40:00,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:40:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:00,245 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:40:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:00,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:40:00,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:40:00,542 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:40:00,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 02:40:00,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:00,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-19 02:40:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-19 02:40:00,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:40:00,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:00,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:40:00,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:40:00,660 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:40:00,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 02:40:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:00,899 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:40:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:00,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-19 02:40:00,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:02,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:40:02,259 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:40:02,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 02:40:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:02,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-11-19 02:40:02,976 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-11-19 02:40:02,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:40:02,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:02,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:40:02,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:40:02,978 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:40:03,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 02:40:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:03,322 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:40:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:03,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 117 conjunts are in the unsatisfiable core [2023-11-19 02:40:03,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:40:06,181 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:40:06,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 02:40:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-11-19 02:40:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-11-19 02:40:08,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:40:08,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:08,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:40:08,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:40:08,540 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:40:08,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 02:40:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:08,942 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:40:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:09,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 148 conjunts are in the unsatisfiable core [2023-11-19 02:40:09,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:40:13,905 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:40:13,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-19 02:40:19,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:19,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-19 02:40:19,442 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-19 02:40:19,442 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:40:19,442 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2023-11-19 02:40:19,451 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 02:40:19,641 INFO L560 CodeCheckObserver]: Invariant with dag size 48 [2023-11-19 02:40:19,651 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_main_~input_6~0#1 : bv8 :: ~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(ULTIMATE.start_main_~input_6~0#1)[7:0])[7:0])[7:0])[7:0])[7:0] == ~state_16~0 && ~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(ULTIMATE.start_main_~input_6~0#1)[7:0])[7:0])[7:0])[7:0])[7:0] == ~state_29~0) could not be translated [2023-11-19 02:40:19,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:40:19 ImpRootNode [2023-11-19 02:40:19,654 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:40:19,655 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:40:19,655 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:40:19,655 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:40:19,656 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:59" (3/4) ... [2023-11-19 02:40:19,658 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:40:19,668 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-19 02:40:19,669 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 02:40:19,669 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 02:40:19,670 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:40:19,671 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:40:19,791 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:40:19,792 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:40:19,792 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:40:19,793 INFO L158 Benchmark]: Toolchain (without parser) took 21016.34ms. Allocated memory was 104.9MB in the beginning and 352.3MB in the end (delta: 247.5MB). Free memory was 80.4MB in the beginning and 136.3MB in the end (delta: -55.9MB). Peak memory consumption was 193.9MB. Max. memory is 16.1GB. [2023-11-19 02:40:19,793 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 71.3MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:19,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.90ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 65.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:40:19,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.23ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 63.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:19,795 INFO L158 Benchmark]: Boogie Preprocessor took 39.03ms. Allocated memory is still 104.9MB. Free memory was 63.0MB in the beginning and 61.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:19,795 INFO L158 Benchmark]: RCFGBuilder took 599.90ms. Allocated memory is still 104.9MB. Free memory was 61.3MB in the beginning and 62.0MB in the end (delta: -709.2kB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-19 02:40:19,796 INFO L158 Benchmark]: CodeCheck took 19676.22ms. Allocated memory was 104.9MB in the beginning and 352.3MB in the end (delta: 247.5MB). Free memory was 61.4MB in the beginning and 142.5MB in the end (delta: -81.1MB). Peak memory consumption was 166.4MB. Max. memory is 16.1GB. [2023-11-19 02:40:19,797 INFO L158 Benchmark]: Witness Printer took 137.47ms. Allocated memory is still 352.3MB. Free memory was 142.5MB in the beginning and 136.3MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 02:40:19,799 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: 19.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 67 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 245 IncrementalHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 4 mSDtfsCounter, 245 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 349 GetRequests, 257 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3257 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 6 QuantifiedInterpolants, 870 SizeOfPredicates, 356 NumberOfNonLiveVariables, 1000 ConjunctsInSsa, 344 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 8/24 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (((((((((((1 == mask_SORT_1) && (1 == var_39)) && (7 == mask_SORT_5)) && (1 == var_23)) && (0 == state_12)) && (2 == var_21)) && (mask_SORT_26 == 3)) && (var_15 == 0)) && (var_11 == 0)) || ((((((((((1 == mask_SORT_1) && (1 == var_39)) && (1 == state_12)) && (1 == state_18)) && (7 == mask_SORT_5)) && (1 == var_23)) && (2 == var_21)) && (mask_SORT_26 == 3)) && (var_15 == 0)) && (var_11 == 0))) || ((((((((((1 == mask_SORT_1) && (1 == var_39)) && (1 == state_12)) && (7 == mask_SORT_5)) && (1 == var_23)) && (0 == state_18)) && (2 == var_21)) && (mask_SORT_26 == 3)) && (var_15 == 0)) && (var_11 == 0))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 71.3MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 499.90ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 65.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.23ms. Allocated memory is still 104.9MB. Free memory was 65.7MB in the beginning and 63.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.03ms. Allocated memory is still 104.9MB. Free memory was 63.0MB in the beginning and 61.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.90ms. Allocated memory is still 104.9MB. Free memory was 61.3MB in the beginning and 62.0MB in the end (delta: -709.2kB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * CodeCheck took 19676.22ms. Allocated memory was 104.9MB in the beginning and 352.3MB in the end (delta: 247.5MB). Free memory was 61.4MB in the beginning and 142.5MB in the end (delta: -81.1MB). Peak memory consumption was 166.4MB. Max. memory is 16.1GB. * Witness Printer took 137.47ms. Allocated memory is still 352.3MB. Free memory was 142.5MB in the beginning and 136.3MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_main_~input_6~0#1 : bv8 :: ~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(ULTIMATE.start_main_~input_6~0#1)[7:0])[7:0])[7:0])[7:0])[7:0] == ~state_16~0 && ~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(~zero_extend~32~8(ULTIMATE.start_main_~input_6~0#1)[7:0])[7:0])[7:0])[7:0])[7:0] == ~state_29~0) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 02:40:19,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f390fbf-9ff6-4ba6-be86-6b9a13990a15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE