./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3888704d5a955b45281a90f2156d0109c7e11fdda93c54cd78435365c9c632be --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:22:26,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:22:26,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-24 18:22:26,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:22:26,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:22:27,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:22:27,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:22:27,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:22:27,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:22:27,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:22:27,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:22:27,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:22:27,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:22:27,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:22:27,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:22:27,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:22:27,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:22:27,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:22:27,011 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:22:27,011 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:22:27,012 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:22:27,012 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:22:27,012 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:22:27,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:22:27,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:22:27,013 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:22:27,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:22:27,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:22:27,013 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:22:27,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:22:27,013 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3888704d5a955b45281a90f2156d0109c7e11fdda93c54cd78435365c9c632be [2024-11-24 18:22:27,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:22:27,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:22:27,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:22:27,389 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:22:27,390 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:22:27,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c [2024-11-24 18:22:30,951 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data/ac203c996/86b7002c7a504ffbb9067b3593771c91/FLAGeb5147bf4 [2024-11-24 18:22:31,346 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:22:31,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c [2024-11-24 18:22:31,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data/ac203c996/86b7002c7a504ffbb9067b3593771c91/FLAGeb5147bf4 [2024-11-24 18:22:31,536 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data/ac203c996/86b7002c7a504ffbb9067b3593771c91 [2024-11-24 18:22:31,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:22:31,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:22:31,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:22:31,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:22:31,553 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:22:31,554 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:22:31" (1/1) ... [2024-11-24 18:22:31,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d593a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:31, skipping insertion in model container [2024-11-24 18:22:31,556 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:22:31" (1/1) ... [2024-11-24 18:22:31,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:22:31,816 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_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c[1266,1279] [2024-11-24 18:22:31,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:22:31,988 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:22:32,000 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_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c[1266,1279] [2024-11-24 18:22:32,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:22:32,081 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:22:32,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32 WrapperNode [2024-11-24 18:22:32,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:22:32,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:22:32,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:22:32,084 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:22:32,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,107 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,204 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 412 [2024-11-24 18:22:32,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:22:32,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:22:32,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:22:32,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:22:32,214 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,241 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:22:32,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:22:32,275 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:22:32,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:22:32,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:32" (1/1) ... [2024-11-24 18:22:32,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:22:32,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:22:32,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:22:32,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:22:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:22:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:22:32,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:22:32,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:22:32,548 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:22:32,550 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:22:33,433 INFO L? ?]: Removed 180 outVars from TransFormulas that were not future-live. [2024-11-24 18:22:33,434 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:22:34,070 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:22:34,070 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:22:34,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:34 BoogieIcfgContainer [2024-11-24 18:22:34,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:22:34,072 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:22:34,072 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:22:34,087 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:22:34,088 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:34" (1/1) ... [2024-11-24 18:22:34,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:22:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-24 18:22:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-24 18:22:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:22:34,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:34,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:22:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:22:34,486 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:22:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:22:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:22:34,945 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:22:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:22:35,226 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:22:35,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:22:35 ImpRootNode [2024-11-24 18:22:35,262 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:22:35,263 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:22:35,263 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:22:35,263 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:22:35,264 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:34" (3/4) ... [2024-11-24 18:22:35,267 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:22:35,269 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:22:35,270 INFO L158 Benchmark]: Toolchain (without parser) took 3729.06ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 64.7MB in the end (delta: 39.0MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2024-11-24 18:22:35,270 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:22:35,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 539.35ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 87.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:22:35,271 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.43ms. Allocated memory is still 142.6MB. Free memory was 87.6MB in the beginning and 80.2MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:22:35,272 INFO L158 Benchmark]: Boogie Preprocessor took 67.44ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 77.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:22:35,272 INFO L158 Benchmark]: RCFGBuilder took 1796.77ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 97.4MB in the end (delta: -20.2MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-24 18:22:35,273 INFO L158 Benchmark]: CodeCheck took 1190.25ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 64.7MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-24 18:22:35,273 INFO L158 Benchmark]: Witness Printer took 5.83ms. Allocated memory is still 142.6MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:22:35,276 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: 1.1s, 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 136, overapproximation of bitwiseAnd at line 71, overapproximation of bitwiseAnd at line 123. 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_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 10); [L39] const SORT_67 msb_SORT_67 = (SORT_67)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L45] SORT_1 input_2; [L46] SORT_3 input_4; [L47] SORT_1 input_5; [L48] SORT_1 input_6; [L49] SORT_1 input_29; [L50] SORT_31 input_32; [L51] SORT_31 input_34; [L52] SORT_1 input_36; [L53] SORT_1 input_38; [L54] SORT_1 input_42; [L55] SORT_1 input_44; [L56] SORT_1 input_46; [L57] SORT_1 input_48; [L58] SORT_3 input_50; [L59] SORT_1 input_53; [L60] SORT_1 input_55; [L61] SORT_1 input_59; [L62] SORT_1 input_63; [L63] SORT_1 input_65; [L64] SORT_67 input_68; [L65] SORT_1 input_70; [L66] SORT_1 input_72; [L67] SORT_1 input_78; [L68] SORT_1 input_85; [L69] SORT_1 input_91; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L71] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L72] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L75] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L76] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] SORT_1 init_9_arg_1 = var_7; [L80] state_8 = init_9_arg_1 [L81] SORT_1 init_15_arg_1 = var_7; [L82] state_14 = init_15_arg_1 [L83] SORT_1 init_26_arg_1 = var_7; [L84] state_25 = init_26_arg_1 [L85] SORT_1 init_28_arg_1 = var_7; [L86] state_27 = init_28_arg_1 [L87] SORT_1 init_41_arg_1 = var_7; [L88] state_40 = init_41_arg_1 [L89] SORT_1 init_58_arg_1 = var_7; [L90] state_57 = init_58_arg_1 [L91] SORT_1 init_62_arg_1 = var_7; [L92] state_61 = init_62_arg_1 VAL [mask_SORT_1=1, state_14=0, state_25=0, state_27=0, state_40=0, state_57=0, state_61=0, state_8=0, var_12=0, var_21=1, var_7=0] [L95] input_2 = __VERIFIER_nondet_uchar() [L96] input_4 = __VERIFIER_nondet_uchar() [L97] input_5 = __VERIFIER_nondet_uchar() [L98] input_6 = __VERIFIER_nondet_uchar() [L99] input_29 = __VERIFIER_nondet_uchar() [L100] input_32 = __VERIFIER_nondet_uchar() [L101] input_34 = __VERIFIER_nondet_uchar() [L102] input_36 = __VERIFIER_nondet_uchar() [L103] input_38 = __VERIFIER_nondet_uchar() [L104] input_42 = __VERIFIER_nondet_uchar() [L105] input_44 = __VERIFIER_nondet_uchar() [L106] input_46 = __VERIFIER_nondet_uchar() [L107] input_48 = __VERIFIER_nondet_uchar() [L108] input_50 = __VERIFIER_nondet_uchar() [L109] input_53 = __VERIFIER_nondet_uchar() [L110] input_55 = __VERIFIER_nondet_uchar() [L111] input_59 = __VERIFIER_nondet_uchar() [L112] input_63 = __VERIFIER_nondet_uchar() [L113] input_65 = __VERIFIER_nondet_uchar() [L114] input_68 = __VERIFIER_nondet_ushort() [L115] input_70 = __VERIFIER_nondet_uchar() [L116] input_72 = __VERIFIER_nondet_uchar() [L117] input_78 = __VERIFIER_nondet_uchar() [L118] input_85 = __VERIFIER_nondet_uchar() [L119] input_91 = __VERIFIER_nondet_uchar() [L122] SORT_1 var_11_arg_0 = state_8; [L123] EXPR var_11_arg_0 & mask_SORT_1 [L123] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L124] SORT_10 var_11 = var_11_arg_0; [L125] SORT_10 var_13_arg_0 = var_11; [L126] SORT_10 var_13_arg_1 = var_12; [L127] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L128] SORT_1 var_16_arg_0 = state_14; [L129] EXPR var_16_arg_0 & mask_SORT_1 [L129] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L130] SORT_10 var_16 = var_16_arg_0; [L131] SORT_10 var_17_arg_0 = var_16; [L132] SORT_10 var_17_arg_1 = var_12; [L133] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L134] SORT_1 var_18_arg_0 = var_13; [L135] SORT_1 var_18_arg_1 = var_17; [L136] EXPR var_18_arg_0 | var_18_arg_1 [L136] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L137] SORT_1 var_22_arg_0 = var_18; [L138] SORT_1 var_22 = ~var_22_arg_0; [L139] SORT_1 var_23_arg_0 = var_21; [L140] SORT_1 var_23_arg_1 = var_22; [L141] EXPR var_23_arg_0 & var_23_arg_1 [L141] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L142] EXPR var_23 & mask_SORT_1 [L142] var_23 = var_23 & mask_SORT_1 [L143] SORT_1 bad_24_arg_0 = var_23; [L144] CALL __VERIFIER_assert(!(bad_24_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 0.49ms. Allocated memory is still 167.8MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 539.35ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 87.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.43ms. Allocated memory is still 142.6MB. Free memory was 87.6MB in the beginning and 80.2MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.44ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 77.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1796.77ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 97.4MB in the end (delta: -20.2MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * CodeCheck took 1190.25ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 64.7MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 5.83ms. Allocated memory is still 142.6MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:22:35,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3888704d5a955b45281a90f2156d0109c7e11fdda93c54cd78435365c9c632be --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:22:38,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:22:38,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-24 18:22:38,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:22:38,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:22:38,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:22:38,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:22:38,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:22:38,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:22:38,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:22:38,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:22:38,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:22:38,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:22:38,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:22:38,838 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:22:38,839 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:22:38,839 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:22:38,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:22:38,839 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:22:38,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:22:38,839 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:22:38,840 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:22:38,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:22:38,840 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:38,840 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:22:38,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:22:38,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:22:38,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:22:38,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:22:38,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:22:38,841 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:22:38,841 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:38,842 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:22:38,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3888704d5a955b45281a90f2156d0109c7e11fdda93c54cd78435365c9c632be [2024-11-24 18:22:39,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:22:39,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:22:39,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:22:39,255 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:22:39,259 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:22:39,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c [2024-11-24 18:22:42,717 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data/a53effce7/fa4f50eddae542b696b72541ff326005/FLAG2fe87e92f [2024-11-24 18:22:43,031 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:22:43,032 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c [2024-11-24 18:22:43,043 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data/a53effce7/fa4f50eddae542b696b72541ff326005/FLAG2fe87e92f [2024-11-24 18:22:43,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/data/a53effce7/fa4f50eddae542b696b72541ff326005 [2024-11-24 18:22:43,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:22:43,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:22:43,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:22:43,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:22:43,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:22:43,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:43,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7de7eb11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43, skipping insertion in model container [2024-11-24 18:22:43,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:43,353 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:22:43,586 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_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c[1266,1279] [2024-11-24 18:22:43,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:22:43,752 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:22:43,764 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_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p08.c[1266,1279] [2024-11-24 18:22:43,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:22:43,888 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:22:43,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43 WrapperNode [2024-11-24 18:22:43,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:22:43,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:22:43,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:22:43,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:22:43,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:43,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:43,976 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 276 [2024-11-24 18:22:43,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:22:43,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:22:43,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:22:43,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:22:43,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:43,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,019 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:22:44,050 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:22:44,054 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:22:44,054 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:22:44,056 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:22:43" (1/1) ... [2024-11-24 18:22:44,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:22:44,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:22:44,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:22:44,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:22:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:22:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:22:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:22:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:22:44,284 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:22:44,287 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:22:44,727 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-24 18:22:44,727 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:22:44,805 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:22:44,806 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:22:44,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:44 BoogieIcfgContainer [2024-11-24 18:22:44,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:22:44,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:22:44,807 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:22:44,824 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:22:44,824 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:44" (1/1) ... [2024-11-24 18:22:44,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:22:44,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:44,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-24 18:22:44,904 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-24 18:22:44,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:22:44,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:44,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:44,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:44,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:44,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:22:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:45,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:45,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-24 18:22:45,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:22:45,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:22:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-24 18:22:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-24 18:22:45,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-24 18:22:45,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:45,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:45,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:45,714 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:45,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:22:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:45,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:46,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-24 18:22:46,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:46,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:22:46,458 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-24 18:22:46,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-24 18:22:47,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2024-11-24 18:22:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2024-11-24 18:22:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-24 18:22:47,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:47,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:47,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:47,270 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:47,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 18:22:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:47,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:47,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-24 18:22:47,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:48,197 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:22:48,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-24 18:22:49,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:49,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2024-11-24 18:22:49,379 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2024-11-24 18:22:49,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-24 18:22:49,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:49,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:49,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:49,382 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:49,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-24 18:22:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:49,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:49,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-24 18:22:49,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:22:50,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-24 18:22:51,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:51,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 19 states and 40 transitions. [2024-11-24 18:22:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 40 transitions. [2024-11-24 18:22:51,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-24 18:22:51,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:51,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:51,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:51,550 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:51,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-24 18:22:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:51,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:52,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-24 18:22:52,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:22:52,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-24 18:22:52,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:52,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 20 states and 42 transitions. [2024-11-24 18:22:52,708 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 42 transitions. [2024-11-24 18:22:52,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-24 18:22:52,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:52,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:52,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:52,715 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:52,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-24 18:22:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:53,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:53,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-24 18:22:53,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:22:53,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-24 18:22:54,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:54,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 23 states and 53 transitions. [2024-11-24 18:22:54,969 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 53 transitions. [2024-11-24 18:22:54,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-24 18:22:54,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:54,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:54,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:54,974 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:54,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-24 18:22:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:55,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:55,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-24 18:22:55,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:22:56,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-24 18:22:56,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 24 states and 54 transitions. [2024-11-24 18:22:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 54 transitions. [2024-11-24 18:22:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-24 18:22:56,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:22:56,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:22:56,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:22:56,395 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:22:56,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-24 18:22:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:56,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:22:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:22:56,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-24 18:22:57,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:22:57,438 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-24 18:22:57,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-24 18:22:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:22:57,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2024-11-24 18:22:57,893 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2024-11-24 18:22:57,894 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-24 18:22:57,894 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-24 18:22:57,904 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-24 18:22:58,165 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-24 18:22:58,166 INFO L77 FloydHoareUtils]: At program point L93-1(lines 93 234) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|)) (.cse1 (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|)) (.cse2 (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse4 (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|)) (.cse5 (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|)) (.cse6 (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|))) (or (and .cse0 .cse1 (= (_ bv0 8) |ULTIMATE.start_main_~state_14~0#1|) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse2 .cse3 .cse4 .cse5 .cse6))) [2024-11-24 18:22:58,166 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-24 18:22:58,167 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|)) [2024-11-24 18:22:58,167 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-24 18:22:58,169 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|)) [2024-11-24 18:22:58,170 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-24 18:22:58,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:22:58 ImpRootNode [2024-11-24 18:22:58,182 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:22:58,183 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:22:58,183 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:22:58,183 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:22:58,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:22:44" (3/4) ... [2024-11-24 18:22:58,187 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-24 18:22:58,201 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-24 18:22:58,203 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-24 18:22:58,204 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-24 18:22:58,204 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-24 18:22:58,349 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-24 18:22:58,350 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-24 18:22:58,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:22:58,353 INFO L158 Benchmark]: Toolchain (without parser) took 15047.71ms. Allocated memory was 83.9MB in the beginning and 151.0MB in the end (delta: 67.1MB). Free memory was 59.7MB in the beginning and 90.7MB in the end (delta: -31.0MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-11-24 18:22:58,353 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:22:58,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.32ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 44.2MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:22:58,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.70ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 42.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:22:58,356 INFO L158 Benchmark]: Boogie Preprocessor took 68.54ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 40.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:22:58,356 INFO L158 Benchmark]: RCFGBuilder took 756.35ms. Allocated memory is still 83.9MB. Free memory was 40.1MB in the beginning and 54.7MB in the end (delta: -14.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-24 18:22:58,357 INFO L158 Benchmark]: CodeCheck took 13375.17ms. Allocated memory was 83.9MB in the beginning and 151.0MB in the end (delta: 67.1MB). Free memory was 54.7MB in the beginning and 97.3MB in the end (delta: -42.6MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-11-24 18:22:58,357 INFO L158 Benchmark]: Witness Printer took 167.75ms. Allocated memory is still 151.0MB. Free memory was 97.3MB in the beginning and 90.7MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:22:58,361 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: 13.0s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 195 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 122 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 110 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 750 IncrementalHoareTripleChecker+Invalid, 860 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 110 mSolverCounterUnsat, 8 mSDtfsCounter, 750 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1184 GetRequests, 1072 SyntacticMatches, 32 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2242 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 98 NumberOfCodeBlocks, 98 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 1271 SizeOfPredicates, 32 NumberOfNonLiveVariables, 1006 ConjunctsInSsa, 223 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 2/131 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - 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: 93]: Loop Invariant Derived loop invariant: (((((((((0 == var_7) && (0 == state_27)) && (0 == state_14)) && (0 == var_12)) && (1 == mask_SORT_1)) && (0 == state_61)) && (0 == state_57)) && (0 == state_40)) || ((((((((0 == var_7) && (0 == state_27)) && (0 == state_8)) && (0 == var_12)) && (1 == mask_SORT_1)) && (0 == state_61)) && (0 == state_57)) && (0 == state_40))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.32ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 44.2MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.70ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 42.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.54ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 40.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 756.35ms. Allocated memory is still 83.9MB. Free memory was 40.1MB in the beginning and 54.7MB in the end (delta: -14.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * CodeCheck took 13375.17ms. Allocated memory was 83.9MB in the beginning and 151.0MB in the end (delta: 67.1MB). Free memory was 54.7MB in the beginning and 97.3MB in the end (delta: -42.6MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Witness Printer took 167.75ms. Allocated memory is still 151.0MB. Free memory was 97.3MB in the beginning and 90.7MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-24 18:22:58,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b7d8c64-41ba-4b29-bf32-d0d1ec2a070d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE