./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.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_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/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_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/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_6460e6e7-2973-4686-9d50-24cc93de87cd/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 6ca69a10136fa629a9557db85884b38841007f701683e546ad8a30913ec5665f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:43,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:43,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:01:43,453 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:01:43,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:01:43,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:43,499 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:43,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:43,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:43,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:43,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:43,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:43,509 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:01:43,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:43,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:43,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:43,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:43,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:43,513 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:43,513 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:43,514 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:43,514 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:43,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:43,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:43,516 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:43,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:43,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:43,518 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:01:43,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:01:43,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:43,522 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_6460e6e7-2973-4686-9d50-24cc93de87cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ca69a10136fa629a9557db85884b38841007f701683e546ad8a30913ec5665f [2023-11-19 03:01:43,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:43,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:43,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:43,849 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:43,850 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:43,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c [2023-11-19 03:01:46,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:47,296 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:47,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c [2023-11-19 03:01:47,307 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/data/08873695d/e040041f93334298965b833c8f48485c/FLAG34fb6fa3d [2023-11-19 03:01:47,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/data/08873695d/e040041f93334298965b833c8f48485c [2023-11-19 03:01:47,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:47,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:47,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:47,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:47,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:47,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f3d85f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47, skipping insertion in model container [2023-11-19 03:01:47,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,384 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:47,546 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_6460e6e7-2973-4686-9d50-24cc93de87cd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c[1245,1258] [2023-11-19 03:01:47,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:47,641 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:47,654 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_6460e6e7-2973-4686-9d50-24cc93de87cd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c[1245,1258] [2023-11-19 03:01:47,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:47,723 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:47,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47 WrapperNode [2023-11-19 03:01:47,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:47,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:47,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:47,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:47,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,858 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 338 [2023-11-19 03:01:47,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:47,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:47,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:47,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:47,872 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:47,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:47,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:47,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:47,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:47,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:47" (1/1) ... [2023-11-19 03:01:48,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:48,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:48,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:48,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:48,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:01:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:48,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:48,260 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:48,263 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:48,916 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:49,356 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:49,356 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:01:49,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:49 BoogieIcfgContainer [2023-11-19 03:01:49,364 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:49,366 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:49,366 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:49,377 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:49,377 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:49" (1/1) ... [2023-11-19 03:01:49,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:49,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 03:01:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 03:01:49,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:01:49,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:49,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:01:49,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:01:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:01:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:01:50,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:01:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:01:50,598 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:01:50,625 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 03:01:50,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:01:50 ImpRootNode [2023-11-19 03:01:50,631 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:01:50,632 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:01:50,632 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:01:50,633 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:01:50,633 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:49" (3/4) ... [2023-11-19 03:01:50,635 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:01:50,637 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:01:50,638 INFO L158 Benchmark]: Toolchain (without parser) took 3296.86ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 74.4MB in the beginning and 69.8MB in the end (delta: 4.7MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-11-19 03:01:50,639 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 119.5MB. Free memory was 62.8MB in the beginning and 62.7MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:50,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.01ms. Allocated memory is still 119.5MB. Free memory was 74.4MB in the beginning and 60.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:01:50,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.40ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 60.2MB in the beginning and 112.9MB in the end (delta: -52.8MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-19 03:01:50,642 INFO L158 Benchmark]: Boogie Preprocessor took 130.79ms. Allocated memory is still 144.7MB. Free memory was 112.9MB in the beginning and 109.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:01:50,644 INFO L158 Benchmark]: RCFGBuilder took 1372.44ms. Allocated memory is still 144.7MB. Free memory was 109.9MB in the beginning and 64.4MB in the end (delta: 45.5MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2023-11-19 03:01:50,645 INFO L158 Benchmark]: CodeCheck took 1266.07ms. Allocated memory is still 144.7MB. Free memory was 64.4MB in the beginning and 70.6MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:50,645 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 144.7MB. Free memory was 70.6MB in the beginning and 69.8MB in the end (delta: 836.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:50,657 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s 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 92, overapproximation of bitwiseAnd at line 61. 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 - 2); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (2 - 1); [L32] const SORT_1 var_10 = 0; [L33] const SORT_5 var_14 = 0; [L34] const SORT_1 var_29 = 1; [L35] const SORT_5 var_39 = 1; [L37] SORT_1 input_2; [L38] SORT_1 input_3; [L39] SORT_1 input_4; [L40] SORT_5 input_6; [L41] SORT_1 input_7; [L42] SORT_5 input_8; [L43] SORT_5 input_9; [L45] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L45] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L46] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L46] SORT_5 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L47] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L47] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L48] SORT_5 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L50] SORT_1 init_12_arg_1 = var_10; [L51] state_11 = init_12_arg_1 [L52] SORT_5 init_16_arg_1 = var_14; [L53] state_15 = init_16_arg_1 [L54] SORT_1 init_18_arg_1 = var_10; [L55] state_17 = init_18_arg_1 [L56] SORT_5 init_22_arg_1 = var_14; [L57] state_21 = init_22_arg_1 VAL [init_12_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_22_arg_1=0, mask_SORT_1=1, mask_SORT_5=3, msb_SORT_1=1, msb_SORT_5=2, state_11=0, state_15=0, state_17=0, state_21=0, var_10=0, var_14=0, var_29=1, var_39=1] [L60] input_2 = __VERIFIER_nondet_uchar() [L61] EXPR input_2 & mask_SORT_1 [L61] input_2 = input_2 & mask_SORT_1 [L62] input_3 = __VERIFIER_nondet_uchar() [L63] EXPR input_3 & mask_SORT_1 [L63] input_3 = input_3 & mask_SORT_1 [L64] input_4 = __VERIFIER_nondet_uchar() [L65] input_6 = __VERIFIER_nondet_uchar() [L66] input_7 = __VERIFIER_nondet_uchar() [L67] input_8 = __VERIFIER_nondet_uchar() [L68] input_9 = __VERIFIER_nondet_uchar() [L71] SORT_1 var_13_arg_0 = state_11; [L72] SORT_1 var_13 = ~var_13_arg_0; [L73] SORT_1 var_19_arg_0 = state_17; [L74] SORT_5 var_19_arg_1 = state_15; [L75] SORT_5 var_19_arg_2 = input_6; [L76] SORT_5 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L77] SORT_5 var_20_arg_0 = var_19; [L78] SORT_1 var_20 = var_20_arg_0 >> 1; [L79] EXPR var_20 & mask_SORT_1 [L79] var_20 = var_20 & mask_SORT_1 [L80] SORT_1 var_23_arg_0 = state_17; [L81] SORT_5 var_23_arg_1 = state_21; [L82] SORT_5 var_23_arg_2 = input_6; [L83] SORT_5 var_23 = var_23_arg_0 ? var_23_arg_1 : var_23_arg_2; [L84] SORT_5 var_24_arg_0 = var_23; [L85] SORT_1 var_24 = var_24_arg_0 >> 1; [L86] EXPR var_24 & mask_SORT_1 [L86] var_24 = var_24 & mask_SORT_1 [L87] SORT_1 var_25_arg_0 = var_20; [L88] SORT_1 var_25_arg_1 = var_24; [L89] SORT_1 var_25 = var_25_arg_0 == var_25_arg_1; [L90] SORT_1 var_26_arg_0 = var_13; [L91] SORT_1 var_26_arg_1 = var_25; [L92] EXPR var_26_arg_0 | var_26_arg_1 [L92] SORT_1 var_26 = var_26_arg_0 | var_26_arg_1; [L93] SORT_1 var_30_arg_0 = var_26; [L94] SORT_1 var_30 = ~var_30_arg_0; [L95] SORT_1 var_31_arg_0 = var_29; [L96] SORT_1 var_31_arg_1 = var_30; [L97] EXPR var_31_arg_0 & var_31_arg_1 [L97] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L98] EXPR var_31 & mask_SORT_1 [L98] var_31 = var_31 & mask_SORT_1 [L99] SORT_1 bad_32_arg_0 = var_31; [L100] CALL __VERIFIER_assert(!(bad_32_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 0.40ms. Allocated memory is still 119.5MB. Free memory was 62.8MB in the beginning and 62.7MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.01ms. Allocated memory is still 119.5MB. Free memory was 74.4MB in the beginning and 60.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.40ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 60.2MB in the beginning and 112.9MB in the end (delta: -52.8MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 130.79ms. Allocated memory is still 144.7MB. Free memory was 112.9MB in the beginning and 109.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1372.44ms. Allocated memory is still 144.7MB. Free memory was 109.9MB in the beginning and 64.4MB in the end (delta: 45.5MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * CodeCheck took 1266.07ms. Allocated memory is still 144.7MB. Free memory was 64.4MB in the beginning and 70.6MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 144.7MB. Free memory was 70.6MB in the beginning and 69.8MB in the end (delta: 836.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:01:50,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/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_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/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_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/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_6460e6e7-2973-4686-9d50-24cc93de87cd/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 6ca69a10136fa629a9557db85884b38841007f701683e546ad8a30913ec5665f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:53,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:53,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 03:01:53,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:53,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:53,618 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:53,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:53,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:53,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:53,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:53,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:53,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:53,626 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:53,628 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:53,629 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:01:53,629 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:01:53,629 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:01:53,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:53,630 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:53,631 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:53,631 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:53,632 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:53,632 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:53,633 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:01:53,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:53,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:53,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:53,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:53,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:53,635 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:01:53,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:53,637 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:53,637 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:01:53,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:01:53,638 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_6460e6e7-2973-4686-9d50-24cc93de87cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ca69a10136fa629a9557db85884b38841007f701683e546ad8a30913ec5665f [2023-11-19 03:01:54,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:54,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:54,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:54,064 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:54,065 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:54,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c [2023-11-19 03:01:57,267 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:57,601 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:57,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c [2023-11-19 03:01:57,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/data/6c0d2d0f7/2806475b0f1543a4951dc72ab21edf2d/FLAG2f5f9005b [2023-11-19 03:01:57,645 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/data/6c0d2d0f7/2806475b0f1543a4951dc72ab21edf2d [2023-11-19 03:01:57,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:57,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:57,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:57,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:57,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:57,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:57" (1/1) ... [2023-11-19 03:01:57,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c32e976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:57, skipping insertion in model container [2023-11-19 03:01:57,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:57" (1/1) ... [2023-11-19 03:01:57,715 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:57,911 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_6460e6e7-2973-4686-9d50-24cc93de87cd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c[1245,1258] [2023-11-19 03:01:58,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:58,017 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:58,045 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_6460e6e7-2973-4686-9d50-24cc93de87cd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal13.c[1245,1258] [2023-11-19 03:01:58,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:58,113 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:58,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58 WrapperNode [2023-11-19 03:01:58,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:58,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:58,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:58,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:58,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,220 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 178 [2023-11-19 03:01:58,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:58,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:58,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:58,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:58,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,258 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,287 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:58,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:58,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:58,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:58,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:58,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:58,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:58,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:01:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:58,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:58,533 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:58,541 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:58,845 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:58,916 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:58,916 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:01:58,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:58 BoogieIcfgContainer [2023-11-19 03:01:58,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:58,925 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:58,925 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:58,936 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:58,937 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:58" (1/1) ... [2023-11-19 03:01:58,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:59,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:59,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 03:01:59,014 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 03:01:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:01:59,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:59,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:59,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:01:59,024 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:01:59,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:01:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:59,174 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:01:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:59,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:01:59,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:59,503 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 03:01:59,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:01:59,511 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:01:59,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:59,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-19 03:01:59,620 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-19 03:01:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:01:59,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:59,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:59,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:01:59,623 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:01:59,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:01:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:59,819 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:01:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:59,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-19 03:01:59,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:00,342 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 03:02:00,345 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:02:00,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:02:00,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-11-19 03:02:00,846 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-11-19 03:02:00,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:02:00,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:00,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:02:00,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:02:00,852 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:02:00,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 03:02:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:01,151 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:02:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:01,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-19 03:02:01,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:02:01,845 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:02:01,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 03:02:02,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-19 03:02:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-19 03:02:02,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:02:02,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:02,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:02:02,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:02:02,880 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:02:02,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 03:02:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:03,460 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:02:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:03,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-19 03:02:03,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:02:03,951 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:02:03,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 03:02:04,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-19 03:02:04,249 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-19 03:02:04,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:02:04,249 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2023-11-19 03:02:04,258 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:02:04,350 INFO L560 CodeCheckObserver]: Invariant with dag size 29 [2023-11-19 03:02:04,359 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_main_~var_58_arg_2~0#1 : bv8 :: ~zero_extend~32~8(~zero_extend~32~8(ULTIMATE.start_main_~var_58_arg_2~0#1)[7:0])[7:0] == ~state_21~0 && ~zero_extend~32~8(~zero_extend~32~8(ULTIMATE.start_main_~var_58_arg_2~0#1)[7:0])[7:0] == ~state_15~0) could not be translated [2023-11-19 03:02:04,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:02:04 ImpRootNode [2023-11-19 03:02:04,362 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:02:04,363 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:02:04,363 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:02:04,364 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:02:04,365 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:58" (3/4) ... [2023-11-19 03:02:04,367 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:02:04,379 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-19 03:02:04,380 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 03:02:04,380 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:02:04,381 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:02:04,381 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:02:04,518 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:02:04,519 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:02:04,519 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:02:04,520 INFO L158 Benchmark]: Toolchain (without parser) took 6865.24ms. Allocated memory was 77.6MB in the beginning and 142.6MB in the end (delta: 65.0MB). Free memory was 52.6MB in the beginning and 70.2MB in the end (delta: -17.6MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2023-11-19 03:02:04,520 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 77.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:02:04,521 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.95ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 52.5MB in the beginning and 74.3MB in the end (delta: -21.9MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-19 03:02:04,522 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.48ms. Allocated memory is still 96.5MB. Free memory was 74.3MB in the beginning and 71.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:02:04,522 INFO L158 Benchmark]: Boogie Preprocessor took 75.90ms. Allocated memory is still 96.5MB. Free memory was 71.8MB in the beginning and 70.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:02:04,522 INFO L158 Benchmark]: RCFGBuilder took 620.47ms. Allocated memory is still 96.5MB. Free memory was 70.2MB in the beginning and 48.9MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:02:04,523 INFO L158 Benchmark]: CodeCheck took 5437.53ms. Allocated memory was 96.5MB in the beginning and 142.6MB in the end (delta: 46.1MB). Free memory was 48.9MB in the beginning and 75.5MB in the end (delta: -26.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-11-19 03:02:04,524 INFO L158 Benchmark]: Witness Printer took 156.30ms. Allocated memory is still 142.6MB. Free memory was 75.5MB in the beginning and 70.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:02:04,526 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: 5.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 55 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 173 IncrementalHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 4 mSDtfsCounter, 173 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 313 GetRequests, 255 SyntacticMatches, 12 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 736 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 2 QuantifiedInterpolants, 304 SizeOfPredicates, 178 NumberOfNonLiveVariables, 800 ConjunctsInSsa, 178 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 9/24 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: 58]: Loop Invariant Derived loop invariant: (((((((1 == mask_SORT_1) && (1 == state_11)) && (var_10 == 0)) && (0 == state_17)) && (1 == var_29)) || ((((1 == mask_SORT_1) && (var_10 == 0)) && (0 == state_11)) && (1 == var_29))) || (((((1 == mask_SORT_1) && (1 == state_11)) && (var_10 == 0)) && (1 == state_17)) && (1 == var_29))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 77.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.95ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 52.5MB in the beginning and 74.3MB in the end (delta: -21.9MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.48ms. Allocated memory is still 96.5MB. Free memory was 74.3MB in the beginning and 71.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.90ms. Allocated memory is still 96.5MB. Free memory was 71.8MB in the beginning and 70.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 620.47ms. Allocated memory is still 96.5MB. Free memory was 70.2MB in the beginning and 48.9MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 5437.53ms. Allocated memory was 96.5MB in the beginning and 142.6MB in the end (delta: 46.1MB). Free memory was 48.9MB in the beginning and 75.5MB in the end (delta: -26.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Witness Printer took 156.30ms. Allocated memory is still 142.6MB. Free memory was 75.5MB in the beginning and 70.2MB in the end (delta: 5.2MB). 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_~var_58_arg_2~0#1 : bv8 :: ~zero_extend~32~8(~zero_extend~32~8(ULTIMATE.start_main_~var_58_arg_2~0#1)[7:0])[7:0] == ~state_21~0 && ~zero_extend~32~8(~zero_extend~32~8(ULTIMATE.start_main_~var_58_arg_2~0#1)[7:0])[7:0] == ~state_15~0) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 03:02:04,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6460e6e7-2973-4686-9d50-24cc93de87cd/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: TRUE