./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk --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 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:06:54,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:06:54,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:06:54,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:06:54,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:06:54,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:06:54,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:06:54,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:06:54,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:06:54,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:06:54,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:06:54,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:06:54,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:06:54,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:06:54,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:06:54,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:06:54,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:06:54,601 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:06:54,601 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:06:54,601 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:06:54,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:06:54,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:06:54,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:06:54,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:06:54,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:54,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:06:54,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:06:54,609 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:06:54,609 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:06:54,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:06:54,609 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_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e [2024-11-08 23:06:54,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:06:54,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:06:54,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:06:54,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:06:54,910 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:06:54,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c Unable to find full path for "g++" [2024-11-08 23:06:56,997 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:06:57,241 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:06:57,241 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c [2024-11-08 23:06:57,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/data/9d12ada42/4c34dc4de7e249c4a03112940040ad12/FLAGca22a37f3 [2024-11-08 23:06:57,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/data/9d12ada42/4c34dc4de7e249c4a03112940040ad12 [2024-11-08 23:06:57,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:06:57,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:06:57,275 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:57,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:06:57,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:06:57,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:57,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb2f30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57, skipping insertion in model container [2024-11-08 23:06:57,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:57,334 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:06:57,536 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-08 23:06:57,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:57,750 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:06:57,760 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-08 23:06:57,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:06:57,885 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:06:57,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57 WrapperNode [2024-11-08 23:06:57,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:06:57,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:57,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:06:57,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:06:57,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:57,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,057 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1128 [2024-11-08 23:06:58,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:06:58,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:06:58,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:06:58,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:06:58,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,171 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:06:58,227 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:06:58,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:06:58,229 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:06:58,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:06:57" (1/1) ... [2024-11-08 23:06:58,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:06:58,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:06:58,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:06:58,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:06:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:06:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:06:58,313 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:06:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:06:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:06:58,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:06:58,526 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:06:58,529 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:07:00,347 INFO L? ?]: Removed 582 outVars from TransFormulas that were not future-live. [2024-11-08 23:07:00,347 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:07:02,071 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:07:02,071 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:07:02,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:02 BoogieIcfgContainer [2024-11-08 23:07:02,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:07:02,073 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:07:02,073 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:07:02,084 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:07:02,085 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:02" (1/1) ... [2024-11-08 23:07:02,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:07:02,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-08 23:07:02,169 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-08 23:07:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:07:02,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:02,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:03,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:07:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:08,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:07:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:07:11,421 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:07:11,462 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 23:07:11,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:07:11 ImpRootNode [2024-11-08 23:07:11,476 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:07:11,477 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:07:11,477 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:07:11,478 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:07:11,478 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:02" (3/4) ... [2024-11-08 23:07:11,481 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:07:11,483 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:07:11,484 INFO L158 Benchmark]: Toolchain (without parser) took 14209.85ms. Allocated memory was 180.4MB in the beginning and 325.1MB in the end (delta: 144.7MB). Free memory was 141.4MB in the beginning and 149.2MB in the end (delta: -7.8MB). Peak memory consumption was 137.7MB. Max. memory is 16.1GB. [2024-11-08 23:07:11,484 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:07:11,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.87ms. Allocated memory is still 180.4MB. Free memory was 140.6MB in the beginning and 113.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:07:11,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.38ms. Allocated memory is still 180.4MB. Free memory was 113.4MB in the beginning and 94.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:07:11,486 INFO L158 Benchmark]: Boogie Preprocessor took 167.75ms. Allocated memory is still 180.4MB. Free memory was 94.5MB in the beginning and 86.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:07:11,487 INFO L158 Benchmark]: RCFGBuilder took 3844.74ms. Allocated memory was 180.4MB in the beginning and 270.5MB in the end (delta: 90.2MB). Free memory was 86.9MB in the beginning and 116.2MB in the end (delta: -29.4MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. [2024-11-08 23:07:11,488 INFO L158 Benchmark]: CodeCheck took 9403.54ms. Allocated memory was 270.5MB in the beginning and 325.1MB in the end (delta: 54.5MB). Free memory was 116.2MB in the beginning and 149.2MB in the end (delta: -33.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-08 23:07:11,488 INFO L158 Benchmark]: Witness Printer took 5.76ms. Allocated memory is still 325.1MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:07:11,492 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, 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, 3.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 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 181, overapproximation of bitwiseAnd at line 169. 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_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 31); [L30] const SORT_9 msb_SORT_9 = (SORT_9)1 << (31 - 1); [L32] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 16); [L33] const SORT_11 msb_SORT_11 = (SORT_11)1 << (16 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L38] const SORT_20 mask_SORT_20 = (SORT_20)-1 >> (sizeof(SORT_20) * 8 - 32); [L39] const SORT_20 msb_SORT_20 = (SORT_20)1 << (32 - 1); [L41] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 17); [L42] const SORT_23 msb_SORT_23 = (SORT_23)1 << (17 - 1); [L44] const SORT_26 mask_SORT_26 = (SORT_26)-1 >> (sizeof(SORT_26) * 8 - 18); [L45] const SORT_26 msb_SORT_26 = (SORT_26)1 << (18 - 1); [L47] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 19); [L48] const SORT_29 msb_SORT_29 = (SORT_29)1 << (19 - 1); [L50] const SORT_32 mask_SORT_32 = (SORT_32)-1 >> (sizeof(SORT_32) * 8 - 20); [L51] const SORT_32 msb_SORT_32 = (SORT_32)1 << (20 - 1); [L53] const SORT_35 mask_SORT_35 = (SORT_35)-1 >> (sizeof(SORT_35) * 8 - 21); [L54] const SORT_35 msb_SORT_35 = (SORT_35)1 << (21 - 1); [L56] const SORT_38 mask_SORT_38 = (SORT_38)-1 >> (sizeof(SORT_38) * 8 - 22); [L57] const SORT_38 msb_SORT_38 = (SORT_38)1 << (22 - 1); [L59] const SORT_41 mask_SORT_41 = (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 23); [L60] const SORT_41 msb_SORT_41 = (SORT_41)1 << (23 - 1); [L62] const SORT_44 mask_SORT_44 = (SORT_44)-1 >> (sizeof(SORT_44) * 8 - 24); [L63] const SORT_44 msb_SORT_44 = (SORT_44)1 << (24 - 1); [L65] const SORT_47 mask_SORT_47 = (SORT_47)-1 >> (sizeof(SORT_47) * 8 - 25); [L66] const SORT_47 msb_SORT_47 = (SORT_47)1 << (25 - 1); [L68] const SORT_50 mask_SORT_50 = (SORT_50)-1 >> (sizeof(SORT_50) * 8 - 26); [L69] const SORT_50 msb_SORT_50 = (SORT_50)1 << (26 - 1); [L71] const SORT_53 mask_SORT_53 = (SORT_53)-1 >> (sizeof(SORT_53) * 8 - 27); [L72] const SORT_53 msb_SORT_53 = (SORT_53)1 << (27 - 1); [L74] const SORT_56 mask_SORT_56 = (SORT_56)-1 >> (sizeof(SORT_56) * 8 - 28); [L75] const SORT_56 msb_SORT_56 = (SORT_56)1 << (28 - 1); [L77] const SORT_59 mask_SORT_59 = (SORT_59)-1 >> (sizeof(SORT_59) * 8 - 29); [L78] const SORT_59 msb_SORT_59 = (SORT_59)1 << (29 - 1); [L80] const SORT_62 mask_SORT_62 = (SORT_62)-1 >> (sizeof(SORT_62) * 8 - 30); [L81] const SORT_62 msb_SORT_62 = (SORT_62)1 << (30 - 1); [L83] const SORT_72 mask_SORT_72 = (SORT_72)-1 >> (sizeof(SORT_72) * 8 - 3); [L84] const SORT_72 msb_SORT_72 = (SORT_72)1 << (3 - 1); [L86] const SORT_96 mask_SORT_96 = (SORT_96)-1 >> (sizeof(SORT_96) * 8 - 4); [L87] const SORT_96 msb_SORT_96 = (SORT_96)1 << (4 - 1); [L89] const SORT_101 mask_SORT_101 = (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 14); [L90] const SORT_101 msb_SORT_101 = (SORT_101)1 << (14 - 1); [L92] const SORT_105 mask_SORT_105 = (SORT_105)-1 >> (sizeof(SORT_105) * 8 - 2); [L93] const SORT_105 msb_SORT_105 = (SORT_105)1 << (2 - 1); [L95] const SORT_154 mask_SORT_154 = (SORT_154)-1 >> (sizeof(SORT_154) * 8 - 7); [L96] const SORT_154 msb_SORT_154 = (SORT_154)1 << (7 - 1); [L98] const SORT_1 var_7 = 0; [L99] const SORT_1 var_8 = 1; [L100] const SORT_9 var_10 = 0; [L101] const SORT_12 var_13 = 0; [L102] const SORT_12 var_14 = 200; [L103] const SORT_72 var_73 = 5; [L104] const SORT_11 var_75 = 0; [L105] const SORT_105 var_106 = 1; [L106] const SORT_12 var_112 = 127; [L107] const SORT_11 var_119 = 64; [L108] const SORT_11 var_121 = 1; [L109] const SORT_11 var_123 = 127; [L110] const SORT_11 var_126 = 200; [L111] const SORT_72 var_131 = 4; [L112] const SORT_72 var_134 = 6; [L113] const SORT_96 var_138 = 9; [L114] const SORT_154 var_155 = 64; [L115] const SORT_72 var_166 = 0; [L116] const SORT_96 var_169 = 0; [L118] SORT_1 input_2; [L119] SORT_1 input_3; [L120] SORT_1 input_4; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L122] SORT_1 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 [L123] SORT_11 state_17 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L124] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 [L124] SORT_11 state_76 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_96 [L125] SORT_96 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_96; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_96 [L126] SORT_96 state_100 = __VERIFIER_nondet_uchar() & mask_SORT_96; [L128] SORT_11 init_77_arg_1 = var_75; [L129] state_76 = init_77_arg_1 VAL [mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=32768, state_5=1, state_76=0, state_97=13, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L132] input_2 = __VERIFIER_nondet_uchar() [L133] input_3 = __VERIFIER_nondet_uchar() [L134] EXPR input_3 & mask_SORT_1 [L134] input_3 = input_3 & mask_SORT_1 [L135] input_4 = __VERIFIER_nondet_uchar() [L136] EXPR input_4 & mask_SORT_1 [L136] input_4 = input_4 & mask_SORT_1 [L138] SORT_1 var_84_arg_0 = state_5; [L139] SORT_1 var_84 = ~var_84_arg_0; [L140] SORT_1 var_85_arg_0 = var_84; [L141] SORT_1 var_85 = ~var_85_arg_0; [L142] SORT_1 var_86_arg_0 = state_5; [L143] SORT_1 var_86_arg_1 = var_85; [L144] EXPR var_86_arg_0 | var_86_arg_1 [L144] SORT_1 var_86 = var_86_arg_0 | var_86_arg_1; [L145] EXPR var_86 & mask_SORT_1 [L145] var_86 = var_86 & mask_SORT_1 [L146] SORT_1 constr_87_arg_0 = var_86; VAL [constr_87_arg_0=1, input_3=1, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=32768, state_76=0, state_97=13, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L147] CALL assume_abort_if_not(constr_87_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) [L147] RET assume_abort_if_not(constr_87_arg_0) VAL [constr_87_arg_0=1, input_3=1, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=32768, state_76=0, state_97=13, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L148] SORT_1 var_88_arg_0 = var_8; [L149] EXPR var_88_arg_0 & mask_SORT_1 [L149] var_88_arg_0 = var_88_arg_0 & mask_SORT_1 [L150] SORT_11 var_88 = var_88_arg_0; [L151] SORT_11 var_89_arg_0 = state_76; [L152] SORT_11 var_89_arg_1 = var_88; [L153] SORT_1 var_89 = var_89_arg_0 <= var_89_arg_1; [L154] SORT_1 var_90_arg_0 = input_4; [L155] SORT_1 var_90_arg_1 = var_89; [L156] EXPR var_90_arg_0 ^ var_90_arg_1 [L156] SORT_1 var_90 = var_90_arg_0 ^ var_90_arg_1; [L157] SORT_1 var_91_arg_0 = var_90; [L158] SORT_1 var_91 = ~var_91_arg_0; [L159] SORT_1 var_92_arg_0 = var_90; [L160] SORT_1 var_92 = ~var_92_arg_0; [L161] SORT_1 var_93_arg_0 = var_91; [L162] SORT_1 var_93_arg_1 = var_92; [L163] EXPR var_93_arg_0 | var_93_arg_1 [L163] SORT_1 var_93 = var_93_arg_0 | var_93_arg_1; [L164] EXPR var_93 & mask_SORT_1 [L164] var_93 = var_93 & mask_SORT_1 [L165] SORT_1 constr_94_arg_0 = var_93; VAL [constr_87_arg_0=1, constr_94_arg_0=1, input_3=1, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=32768, state_76=0, state_97=13, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L166] CALL assume_abort_if_not(constr_94_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) [L166] RET assume_abort_if_not(constr_94_arg_0) VAL [constr_87_arg_0=1, constr_94_arg_0=1, input_3=1, input_4=1, mask_SORT_105=3, mask_SORT_11=65535, mask_SORT_12=255, mask_SORT_154=127, mask_SORT_1=1, mask_SORT_20=-1, mask_SORT_23=131071, mask_SORT_26=262143, mask_SORT_29=524287, mask_SORT_32=1048575, mask_SORT_35=2097151, mask_SORT_38=4194303, mask_SORT_41=8388607, mask_SORT_44=16777215, mask_SORT_47=33554431, mask_SORT_50=67108863, mask_SORT_53=134217727, mask_SORT_56=268435455, mask_SORT_59=536870911, mask_SORT_62=1073741823, mask_SORT_72=7, mask_SORT_96=15, mask_SORT_9=2147483647, msb_SORT_105=2, msb_SORT_11=32768, msb_SORT_12=128, state_100=15, state_17=32768, state_76=0, state_97=13, var_106=1, var_10=0, var_112=127, var_119=64, var_131=4, var_134=6, var_138=9, var_13=0, var_14=200, var_155=64, var_166=0, var_169=0, var_73=5, var_7=0, var_8=1] [L168] SORT_72 var_74_arg_0 = var_73; [L169] EXPR var_74_arg_0 & mask_SORT_72 [L169] var_74_arg_0 = var_74_arg_0 & mask_SORT_72 [L170] SORT_11 var_74 = var_74_arg_0; [L171] SORT_11 var_78_arg_0 = var_74; [L172] SORT_11 var_78_arg_1 = state_76; [L173] SORT_1 var_78 = var_78_arg_0 < var_78_arg_1; [L174] SORT_1 var_15_arg_0 = input_3; [L175] SORT_12 var_15_arg_1 = var_14; [L176] SORT_12 var_15_arg_2 = var_13; [L177] SORT_12 var_15 = var_15_arg_0 ? var_15_arg_1 : var_15_arg_2; [L178] EXPR var_15 & mask_SORT_12 [L178] var_15 = var_15 & mask_SORT_12 [L179] SORT_12 var_16_arg_0 = var_13; [L180] SORT_12 var_16_arg_1 = var_15; [L181] EXPR ((SORT_11)var_16_arg_0 << 8) | var_16_arg_1 [L181] SORT_11 var_16 = ((SORT_11)var_16_arg_0 << 8) | var_16_arg_1; [L182] SORT_11 var_18_arg_0 = var_16; [L183] SORT_11 var_18_arg_1 = state_17; [L184] SORT_11 var_18 = var_18_arg_0 - var_18_arg_1; [L185] EXPR var_18 & mask_SORT_11 [L185] var_18 = var_18 & mask_SORT_11 [L186] SORT_11 var_19_arg_0 = var_18; [L187] SORT_1 var_19 = var_19_arg_0 >> 15; [L188] SORT_1 var_21_arg_0 = var_19; [L189] SORT_9 var_21_arg_1 = var_10; [L190] EXPR ((SORT_20)var_21_arg_0 << 31) | var_21_arg_1 [L190] SORT_20 var_21 = ((SORT_20)var_21_arg_0 << 31) | var_21_arg_1; [L191] EXPR var_21 & mask_SORT_20 [L191] var_21 = var_21 & mask_SORT_20 [L192] SORT_11 var_64_arg_0 = var_18; [L193] SORT_1 var_64 = var_64_arg_0 >> 15; [L194] SORT_11 var_61_arg_0 = var_18; [L195] SORT_1 var_61 = var_61_arg_0 >> 15; [L196] SORT_11 var_58_arg_0 = var_18; [L197] SORT_1 var_58 = var_58_arg_0 >> 15; [L198] SORT_11 var_55_arg_0 = var_18; [L199] SORT_1 var_55 = var_55_arg_0 >> 15; [L200] SORT_11 var_52_arg_0 = var_18; [L201] SORT_1 var_52 = var_52_arg_0 >> 15; [L202] SORT_11 var_49_arg_0 = var_18; [L203] SORT_1 var_49 = var_49_arg_0 >> 15; [L204] SORT_11 var_46_arg_0 = var_18; [L205] SORT_1 var_46 = var_46_arg_0 >> 15; [L206] SORT_11 var_43_arg_0 = var_18; [L207] SORT_1 var_43 = var_43_arg_0 >> 15; [L208] SORT_11 var_40_arg_0 = var_18; [L209] SORT_1 var_40 = var_40_arg_0 >> 15; [L210] SORT_11 var_37_arg_0 = var_18; [L211] SORT_1 var_37 = var_37_arg_0 >> 15; [L212] SORT_11 var_34_arg_0 = var_18; [L213] SORT_1 var_34 = var_34_arg_0 >> 15; [L214] SORT_11 var_31_arg_0 = var_18; [L215] SORT_1 var_31 = var_31_arg_0 >> 15; [L216] SORT_11 var_28_arg_0 = var_18; [L217] SORT_1 var_28 = var_28_arg_0 >> 15; [L218] SORT_11 var_25_arg_0 = var_18; [L219] SORT_1 var_25 = var_25_arg_0 >> 15; [L220] SORT_11 var_22_arg_0 = var_18; [L221] SORT_1 var_22 = var_22_arg_0 >> 15; [L222] SORT_1 var_24_arg_0 = var_22; [L223] SORT_11 var_24_arg_1 = var_18; [L224] EXPR ((SORT_23)var_24_arg_0 << 16) | var_24_arg_1 [L224] SORT_23 var_24 = ((SORT_23)var_24_arg_0 << 16) | var_24_arg_1; [L225] EXPR var_24 & mask_SORT_23 [L225] var_24 = var_24 & mask_SORT_23 [L226] SORT_1 var_27_arg_0 = var_25; [L227] SORT_23 var_27_arg_1 = var_24; [L228] EXPR ((SORT_26)var_27_arg_0 << 17) | var_27_arg_1 [L228] SORT_26 var_27 = ((SORT_26)var_27_arg_0 << 17) | var_27_arg_1; [L229] EXPR var_27 & mask_SORT_26 [L229] var_27 = var_27 & mask_SORT_26 [L230] SORT_1 var_30_arg_0 = var_28; [L231] SORT_26 var_30_arg_1 = var_27; [L232] EXPR ((SORT_29)var_30_arg_0 << 18) | var_30_arg_1 [L232] SORT_29 var_30 = ((SORT_29)var_30_arg_0 << 18) | var_30_arg_1; [L233] EXPR var_30 & mask_SORT_29 [L233] var_30 = var_30 & mask_SORT_29 [L234] SORT_1 var_33_arg_0 = var_31; [L235] SORT_29 var_33_arg_1 = var_30; [L236] EXPR ((SORT_32)var_33_arg_0 << 19) | var_33_arg_1 [L236] SORT_32 var_33 = ((SORT_32)var_33_arg_0 << 19) | var_33_arg_1; [L237] EXPR var_33 & mask_SORT_32 [L237] var_33 = var_33 & mask_SORT_32 [L238] SORT_1 var_36_arg_0 = var_34; [L239] SORT_32 var_36_arg_1 = var_33; [L240] EXPR ((SORT_35)var_36_arg_0 << 20) | var_36_arg_1 [L240] SORT_35 var_36 = ((SORT_35)var_36_arg_0 << 20) | var_36_arg_1; [L241] EXPR var_36 & mask_SORT_35 [L241] var_36 = var_36 & mask_SORT_35 [L242] SORT_1 var_39_arg_0 = var_37; [L243] SORT_35 var_39_arg_1 = var_36; [L244] EXPR ((SORT_38)var_39_arg_0 << 21) | var_39_arg_1 [L244] SORT_38 var_39 = ((SORT_38)var_39_arg_0 << 21) | var_39_arg_1; [L245] EXPR var_39 & mask_SORT_38 [L245] var_39 = var_39 & mask_SORT_38 [L246] SORT_1 var_42_arg_0 = var_40; [L247] SORT_38 var_42_arg_1 = var_39; [L248] EXPR ((SORT_41)var_42_arg_0 << 22) | var_42_arg_1 [L248] SORT_41 var_42 = ((SORT_41)var_42_arg_0 << 22) | var_42_arg_1; [L249] EXPR var_42 & mask_SORT_41 [L249] var_42 = var_42 & mask_SORT_41 [L250] SORT_1 var_45_arg_0 = var_43; [L251] SORT_41 var_45_arg_1 = var_42; [L252] EXPR ((SORT_44)var_45_arg_0 << 23) | var_45_arg_1 [L252] SORT_44 var_45 = ((SORT_44)var_45_arg_0 << 23) | var_45_arg_1; [L253] EXPR var_45 & mask_SORT_44 [L253] var_45 = var_45 & mask_SORT_44 [L254] SORT_1 var_48_arg_0 = var_46; [L255] SORT_44 var_48_arg_1 = var_45; [L256] EXPR ((SORT_47)var_48_arg_0 << 24) | var_48_arg_1 [L256] SORT_47 var_48 = ((SORT_47)var_48_arg_0 << 24) | var_48_arg_1; [L257] EXPR var_48 & mask_SORT_47 [L257] var_48 = var_48 & mask_SORT_47 [L258] SORT_1 var_51_arg_0 = var_49; [L259] SORT_47 var_51_arg_1 = var_48; [L260] EXPR ((SORT_50)var_51_arg_0 << 25) | var_51_arg_1 [L260] SORT_50 var_51 = ((SORT_50)var_51_arg_0 << 25) | var_51_arg_1; [L261] EXPR var_51 & mask_SORT_50 [L261] var_51 = var_51 & mask_SORT_50 [L262] SORT_1 var_54_arg_0 = var_52; [L263] SORT_50 var_54_arg_1 = var_51; [L264] EXPR ((SORT_53)var_54_arg_0 << 26) | var_54_arg_1 [L264] SORT_53 var_54 = ((SORT_53)var_54_arg_0 << 26) | var_54_arg_1; [L265] EXPR var_54 & mask_SORT_53 [L265] var_54 = var_54 & mask_SORT_53 [L266] SORT_1 var_57_arg_0 = var_55; [L267] SORT_53 var_57_arg_1 = var_54; [L268] EXPR ((SORT_56)var_57_arg_0 << 27) | var_57_arg_1 [L268] SORT_56 var_57 = ((SORT_56)var_57_arg_0 << 27) | var_57_arg_1; [L269] EXPR var_57 & mask_SORT_56 [L269] var_57 = var_57 & mask_SORT_56 [L270] SORT_1 var_60_arg_0 = var_58; [L271] SORT_56 var_60_arg_1 = var_57; [L272] EXPR ((SORT_59)var_60_arg_0 << 28) | var_60_arg_1 [L272] SORT_59 var_60 = ((SORT_59)var_60_arg_0 << 28) | var_60_arg_1; [L273] EXPR var_60 & mask_SORT_59 [L273] var_60 = var_60 & mask_SORT_59 [L274] SORT_1 var_63_arg_0 = var_61; [L275] SORT_59 var_63_arg_1 = var_60; [L276] EXPR ((SORT_62)var_63_arg_0 << 29) | var_63_arg_1 [L276] SORT_62 var_63 = ((SORT_62)var_63_arg_0 << 29) | var_63_arg_1; [L277] EXPR var_63 & mask_SORT_62 [L277] var_63 = var_63 & mask_SORT_62 [L278] SORT_1 var_65_arg_0 = var_64; [L279] SORT_62 var_65_arg_1 = var_63; [L280] EXPR ((SORT_9)var_65_arg_0 << 30) | var_65_arg_1 [L280] SORT_9 var_65 = ((SORT_9)var_65_arg_0 << 30) | var_65_arg_1; [L281] SORT_9 var_66_arg_0 = var_65; [L282] EXPR var_66_arg_0 & mask_SORT_9 [L282] var_66_arg_0 = var_66_arg_0 & mask_SORT_9 [L283] SORT_20 var_66 = var_66_arg_0; [L284] SORT_20 var_67_arg_0 = var_21; [L285] SORT_20 var_67_arg_1 = var_66; [L286] SORT_1 var_67 = var_67_arg_0 <= var_67_arg_1; [L287] SORT_1 var_68_arg_0 = var_67; [L288] SORT_1 var_68_arg_1 = var_8; [L289] SORT_1 var_68_arg_2 = var_7; [L290] SORT_1 var_68 = var_68_arg_0 ? var_68_arg_1 : var_68_arg_2; [L291] SORT_1 var_69_arg_0 = input_3; [L292] SORT_1 var_69_arg_1 = var_68; [L293] EXPR var_69_arg_0 ^ var_69_arg_1 [L293] SORT_1 var_69 = var_69_arg_0 ^ var_69_arg_1; [L294] SORT_1 var_70_arg_0 = var_69; [L295] SORT_1 var_70 = ~var_70_arg_0; [L296] SORT_1 var_79_arg_0 = var_78; [L297] SORT_1 var_79_arg_1 = var_70; [L298] SORT_1 var_79_arg_2 = var_8; [L299] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L300] SORT_1 var_80_arg_0 = var_79; [L301] SORT_1 var_80 = ~var_80_arg_0; [L302] SORT_1 var_81_arg_0 = var_79; [L303] SORT_1 var_81 = ~var_81_arg_0; [L304] SORT_1 var_82_arg_0 = var_80; [L305] SORT_1 var_82_arg_1 = var_81; [L306] EXPR var_82_arg_0 & var_82_arg_1 [L306] SORT_1 var_82 = var_82_arg_0 & var_82_arg_1; [L307] EXPR var_82 & mask_SORT_1 [L307] var_82 = var_82 & mask_SORT_1 [L308] SORT_1 bad_83_arg_0 = var_82; [L309] CALL __VERIFIER_assert(!(bad_83_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.87ms. Allocated memory is still 180.4MB. Free memory was 140.6MB in the beginning and 113.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.38ms. Allocated memory is still 180.4MB. Free memory was 113.4MB in the beginning and 94.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.75ms. Allocated memory is still 180.4MB. Free memory was 94.5MB in the beginning and 86.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3844.74ms. Allocated memory was 180.4MB in the beginning and 270.5MB in the end (delta: 90.2MB). Free memory was 86.9MB in the beginning and 116.2MB in the end (delta: -29.4MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. * CodeCheck took 9403.54ms. Allocated memory was 270.5MB in the beginning and 325.1MB in the end (delta: 54.5MB). Free memory was 116.2MB in the beginning and 149.2MB in the end (delta: -33.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Witness Printer took 5.76ms. Allocated memory is still 325.1MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:07:11,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/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_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk --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 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:07:14,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:07:14,173 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:07:14,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:07:14,216 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:07:14,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:07:14,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:07:14,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:07:14,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:07:14,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:07:14,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:07:14,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:07:14,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:07:14,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:07:14,225 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:07:14,225 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:07:14,226 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:07:14,226 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:07:14,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:07:14,226 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:07:14,227 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:07:14,227 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:07:14,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:07:14,229 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:14,229 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:07:14,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:07:14,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:07:14,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:07:14,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:07:14,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:07:14,231 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:07:14,231 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:14,231 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:07:14,232 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_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e2d16516f5b2c0cf17cd8ea179f437d06662e733ae19757c10d87ee0ea2bd8e [2024-11-08 23:07:14,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:07:14,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:07:14,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:07:14,655 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:07:14,658 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:07:14,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c Unable to find full path for "g++" [2024-11-08 23:07:16,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:07:17,001 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:07:17,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c [2024-11-08 23:07:17,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/data/26a8f4ed8/fd8ff008e7204cb7b0adc1d06fd2c6f6/FLAG1392e0f8a [2024-11-08 23:07:17,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/data/26a8f4ed8/fd8ff008e7204cb7b0adc1d06fd2c6f6 [2024-11-08 23:07:17,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:07:17,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:07:17,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:07:17,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:07:17,080 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:07:17,081 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c41108b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17, skipping insertion in model container [2024-11-08 23:07:17,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,131 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:07:17,364 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-08 23:07:17,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:07:17,575 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:07:17,588 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_analog_estimation_convergence.c[1287,1300] [2024-11-08 23:07:17,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:07:17,722 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:07:17,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17 WrapperNode [2024-11-08 23:07:17,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:07:17,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:07:17,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:07:17,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:07:17,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,752 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,814 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 428 [2024-11-08 23:07:17,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:07:17,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:07:17,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:07:17,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:07:17,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,836 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:07:17,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:07:17,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:07:17,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:07:17,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:07:17" (1/1) ... [2024-11-08 23:07:17,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:07:17,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:07:17,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:07:17,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:07:17,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:07:17,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:07:17,943 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:07:17,943 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:07:17,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:07:17,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:07:18,120 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:07:18,122 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:07:18,828 INFO L? ?]: Removed 178 outVars from TransFormulas that were not future-live. [2024-11-08 23:07:18,829 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:07:18,903 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:07:18,903 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:07:18,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:18 BoogieIcfgContainer [2024-11-08 23:07:18,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:07:18,905 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:07:18,905 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:07:18,915 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:07:18,915 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:07:18" (1/1) ... [2024-11-08 23:07:18,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:07:18,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-08 23:07:18,982 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-08 23:07:18,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:07:18,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:18,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:18,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:18,988 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:18,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:07:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:19,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:07:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:19,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 23:07:19,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:07:20,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:07:20,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:20,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-08 23:07:20,430 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-08 23:07:20,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:07:20,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:20,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:20,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:20,434 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:20,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:07:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:21,004 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:07:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:21,238 INFO L255 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 23:07:21,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:22,049 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:07:22,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:07:24,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:24,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2024-11-08 23:07:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-11-08 23:07:24,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:07:24,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:24,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:24,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:24,613 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:24,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:07:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:25,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:07:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:25,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:07:25,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 23:07:26,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:07:30,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:30,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 57 transitions. [2024-11-08 23:07:30,167 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-08 23:07:30,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 23:07:30,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:30,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:30,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:30,171 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:30,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:07:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:31,079 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:07:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:31,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 23:07:31,436 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:32,938 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 23:07:32,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:07:39,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:39,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 96 transitions. [2024-11-08 23:07:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-08 23:07:39,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:07:39,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:39,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:39,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:39,517 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:39,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:07:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:40,665 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:07:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:41,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:07:41,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:42,925 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 23:07:42,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:07:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 114 transitions. [2024-11-08 23:07:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2024-11-08 23:07:47,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 23:07:47,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:47,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:47,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:47,092 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:47,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:07:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:48,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:07:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:49,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:07:49,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 23:07:51,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 23:07:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:56,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 132 transitions. [2024-11-08 23:07:56,855 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-11-08 23:07:56,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-08 23:07:56,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:56,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:07:56,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:07:56,861 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:07:56,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004e840d-dee4-4700-b34d-512171c7fd0a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:07:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:58,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:08:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:00,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 1209 conjuncts, 199 conjuncts are in the unsatisfiable core [2024-11-08 23:08:00,125 INFO L278 TraceCheckSpWp]: Computing forward predicates...