./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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 f849895f3b33bb52cfb29e0d9e7838b143b412485c8add4ec69cb2104446783f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:02:02,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:02:02,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-24 18:02:02,712 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:02:02,712 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:02:02,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:02:02,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:02:02,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:02:02,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:02:02,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:02:02,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:02:02,760 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:02:02,760 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:02:02,761 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:02:02,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:02:02,762 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:02:02,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:02:02,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:02:02,762 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:02:02,762 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:02:02,762 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:02:02,762 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:02:02,762 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:02:02,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:02:02,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:02:02,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:02:02,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:02:02,763 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:02:02,763 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:02:02,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:02:02,763 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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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 -> f849895f3b33bb52cfb29e0d9e7838b143b412485c8add4ec69cb2104446783f [2024-11-24 18:02:03,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:02:03,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:02:03,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:02:03,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:02:03,126 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:02:03,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2024-11-24 18:02:06,532 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data/ba3eb346c/6492f2685b3e43828f8d2f60ab460198/FLAGac978a3c9 [2024-11-24 18:02:06,912 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:02:06,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2024-11-24 18:02:06,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data/ba3eb346c/6492f2685b3e43828f8d2f60ab460198/FLAGac978a3c9 [2024-11-24 18:02:07,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data/ba3eb346c/6492f2685b3e43828f8d2f60ab460198 [2024-11-24 18:02:07,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:02:07,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:02:07,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:02:07,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:02:07,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:02:07,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ad7792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07, skipping insertion in model container [2024-11-24 18:02:07,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,192 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:02:07,411 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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c[1245,1258] [2024-11-24 18:02:07,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:02:07,603 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:02:07,623 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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c[1245,1258] [2024-11-24 18:02:07,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:02:07,775 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:02:07,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07 WrapperNode [2024-11-24 18:02:07,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:02:07,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:02:07,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:02:07,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:02:07,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,880 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 485 [2024-11-24 18:02:07,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:02:07,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:02:07,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:02:07,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:02:07,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,918 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,934 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:02:07,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:02:07,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:02:07,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:02:07,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:07" (1/1) ... [2024-11-24 18:02:07,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:02:07,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:02:07,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:02:07,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:02:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:02:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:02:08,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:02:08,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:02:08,231 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:02:08,233 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:02:09,059 INFO L? ?]: Removed 266 outVars from TransFormulas that were not future-live. [2024-11-24 18:02:09,059 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:02:09,618 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:02:09,619 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:02:09,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:02:09 BoogieIcfgContainer [2024-11-24 18:02:09,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:02:09,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:02:09,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:02:09,637 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:02:09,638 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:02:09" (1/1) ... [2024-11-24 18:02:09,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:02:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:02:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-24 18:02:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-24 18:02:09,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:02:09,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:02:09,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:02:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:02:10,270 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:02:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:02:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:02:10,852 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:02:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:02:11,091 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-24 18:02:11,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:02:11 ImpRootNode [2024-11-24 18:02:11,162 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:02:11,163 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:02:11,163 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:02:11,164 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:02:11,165 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:02:09" (3/4) ... [2024-11-24 18:02:11,169 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:02:11,170 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:02:11,175 INFO L158 Benchmark]: Toolchain (without parser) took 4035.28ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 118.5MB in the beginning and 380.7MB in the end (delta: -262.2MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2024-11-24 18:02:11,176 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:02:11,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 638.25ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 100.4MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:02:11,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.45ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 93.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:02:11,177 INFO L158 Benchmark]: Boogie Preprocessor took 61.31ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 90.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:02:11,178 INFO L158 Benchmark]: RCFGBuilder took 1676.36ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 88.1MB in the end (delta: 2.4MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2024-11-24 18:02:11,179 INFO L158 Benchmark]: CodeCheck took 1541.94ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 88.1MB in the beginning and 380.7MB in the end (delta: -292.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:02:11,179 INFO L158 Benchmark]: Witness Printer took 8.32ms. Allocated memory is still 427.8MB. Free memory was 380.7MB in the beginning and 380.7MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:02:11,182 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: 1.4s, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, 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 bitwiseAnd at line 104, overapproximation of bitwiseAnd at line 92. 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_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 20); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (20 - 1); [L35] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 3); [L36] const SORT_9 msb_SORT_9 = (SORT_9)1 << (3 - 1); [L38] const SORT_13 mask_SORT_13 = (SORT_13)-1 >> (sizeof(SORT_13) * 8 - 32); [L39] const SORT_13 msb_SORT_13 = (SORT_13)1 << (32 - 1); [L41] const SORT_90 mask_SORT_90 = (SORT_90)-1 >> (sizeof(SORT_90) * 8 - 4); [L42] const SORT_90 msb_SORT_90 = (SORT_90)1 << (4 - 1); [L44] const SORT_6 var_7 = 196596; [L45] const SORT_6 var_8 = 829275; [L46] const SORT_9 var_10 = 0; [L47] const SORT_13 var_15 = 6; [L48] const SORT_13 var_20 = 5; [L49] const SORT_13 var_25 = 4; [L50] const SORT_13 var_30 = 3; [L51] const SORT_13 var_35 = 2; [L52] const SORT_13 var_40 = 1; [L53] const SORT_13 var_45 = 0; [L54] const SORT_6 var_48 = 1047464; [L55] const SORT_6 var_60 = 1048430; [L56] const SORT_6 var_70 = 1046202; [L57] const SORT_6 var_78 = 692223; [L58] const SORT_6 var_84 = 236898; [L59] const SORT_6 var_88 = 522618; [L60] const SORT_1 var_96 = 1; [L61] const SORT_1 var_107 = 0; [L63] SORT_1 input_2; [L64] SORT_3 input_4; [L65] SORT_1 input_5; [L66] SORT_6 input_18; [L67] SORT_6 input_23; [L68] SORT_6 input_28; [L69] SORT_6 input_33; [L70] SORT_6 input_38; [L71] SORT_6 input_43; [L72] SORT_6 input_50; [L73] SORT_6 input_52; [L74] SORT_6 input_54; [L75] SORT_6 input_56; [L76] SORT_6 input_58; [L77] SORT_6 input_62; [L78] SORT_6 input_64; [L79] SORT_6 input_66; [L80] SORT_6 input_68; [L81] SORT_6 input_72; [L82] SORT_6 input_74; [L83] SORT_6 input_76; [L84] SORT_6 input_80; [L85] SORT_6 input_82; [L86] SORT_6 input_86; [L87] SORT_3 input_100; [L88] SORT_90 input_102; [L89] SORT_90 input_104; [L90] SORT_1 input_113; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L92] SORT_9 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L93] SORT_1 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] SORT_9 init_12_arg_1 = var_10; [L96] state_11 = init_12_arg_1 [L97] SORT_1 init_109_arg_1 = var_107; [L98] state_108 = init_109_arg_1 VAL [mask_SORT_1=1, mask_SORT_90=15, mask_SORT_9=7, state_108=0, state_11=0, var_107=0, var_10=0, var_15=6, var_20=5, var_25=4, var_30=3, var_35=2, var_40=1, var_45=0, var_48=1047464, var_60=1048430, var_70=1046202, var_78=692223, var_7=196596, var_84=236898, var_88=522618, var_8=829275, var_96=1] [L101] input_2 = __VERIFIER_nondet_uchar() [L102] input_4 = __VERIFIER_nondet_uchar() [L103] input_5 = __VERIFIER_nondet_uchar() [L104] EXPR input_5 & mask_SORT_1 [L104] input_5 = input_5 & mask_SORT_1 [L105] input_18 = __VERIFIER_nondet_uint() [L106] input_23 = __VERIFIER_nondet_uint() [L107] input_28 = __VERIFIER_nondet_uint() [L108] input_33 = __VERIFIER_nondet_uint() [L109] input_38 = __VERIFIER_nondet_uint() [L110] input_43 = __VERIFIER_nondet_uint() [L111] input_50 = __VERIFIER_nondet_uint() [L112] input_52 = __VERIFIER_nondet_uint() [L113] input_54 = __VERIFIER_nondet_uint() [L114] input_56 = __VERIFIER_nondet_uint() [L115] input_58 = __VERIFIER_nondet_uint() [L116] input_62 = __VERIFIER_nondet_uint() [L117] input_64 = __VERIFIER_nondet_uint() [L118] input_66 = __VERIFIER_nondet_uint() [L119] input_68 = __VERIFIER_nondet_uint() [L120] input_72 = __VERIFIER_nondet_uint() [L121] input_74 = __VERIFIER_nondet_uint() [L122] input_76 = __VERIFIER_nondet_uint() [L123] input_80 = __VERIFIER_nondet_uint() [L124] input_82 = __VERIFIER_nondet_uint() [L125] input_86 = __VERIFIER_nondet_uint() [L126] input_100 = __VERIFIER_nondet_uchar() [L127] input_102 = __VERIFIER_nondet_uchar() [L128] input_104 = __VERIFIER_nondet_uchar() [L129] input_113 = __VERIFIER_nondet_uchar() [L132] SORT_9 var_44_arg_0 = state_11; [L133] EXPR var_44_arg_0 & mask_SORT_9 [L133] var_44_arg_0 = var_44_arg_0 & mask_SORT_9 [L134] SORT_13 var_44 = var_44_arg_0; [L135] SORT_13 var_46_arg_0 = var_44; [L136] SORT_13 var_46_arg_1 = var_45; [L137] SORT_1 var_46 = var_46_arg_0 == var_46_arg_1; [L138] SORT_9 var_39_arg_0 = state_11; [L139] EXPR var_39_arg_0 & mask_SORT_9 [L139] var_39_arg_0 = var_39_arg_0 & mask_SORT_9 [L140] SORT_13 var_39 = var_39_arg_0; [L141] SORT_13 var_41_arg_0 = var_39; [L142] SORT_13 var_41_arg_1 = var_40; [L143] SORT_1 var_41 = var_41_arg_0 == var_41_arg_1; [L144] SORT_9 var_34_arg_0 = state_11; [L145] EXPR var_34_arg_0 & mask_SORT_9 [L145] var_34_arg_0 = var_34_arg_0 & mask_SORT_9 [L146] SORT_13 var_34 = var_34_arg_0; [L147] SORT_13 var_36_arg_0 = var_34; [L148] SORT_13 var_36_arg_1 = var_35; [L149] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L150] SORT_9 var_29_arg_0 = state_11; [L151] EXPR var_29_arg_0 & mask_SORT_9 [L151] var_29_arg_0 = var_29_arg_0 & mask_SORT_9 [L152] SORT_13 var_29 = var_29_arg_0; [L153] SORT_13 var_31_arg_0 = var_29; [L154] SORT_13 var_31_arg_1 = var_30; [L155] SORT_1 var_31 = var_31_arg_0 == var_31_arg_1; [L156] SORT_9 var_24_arg_0 = state_11; [L157] EXPR var_24_arg_0 & mask_SORT_9 [L157] var_24_arg_0 = var_24_arg_0 & mask_SORT_9 [L158] SORT_13 var_24 = var_24_arg_0; [L159] SORT_13 var_26_arg_0 = var_24; [L160] SORT_13 var_26_arg_1 = var_25; [L161] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L162] SORT_9 var_19_arg_0 = state_11; [L163] EXPR var_19_arg_0 & mask_SORT_9 [L163] var_19_arg_0 = var_19_arg_0 & mask_SORT_9 [L164] SORT_13 var_19 = var_19_arg_0; [L165] SORT_13 var_21_arg_0 = var_19; [L166] SORT_13 var_21_arg_1 = var_20; [L167] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L168] SORT_9 var_14_arg_0 = state_11; [L169] EXPR var_14_arg_0 & mask_SORT_9 [L169] var_14_arg_0 = var_14_arg_0 & mask_SORT_9 [L170] SORT_13 var_14 = var_14_arg_0; [L171] SORT_13 var_16_arg_0 = var_14; [L172] SORT_13 var_16_arg_1 = var_15; [L173] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L174] SORT_1 var_17_arg_0 = var_16; [L175] SORT_6 var_17_arg_1 = var_8; [L176] SORT_6 var_17_arg_2 = var_7; [L177] SORT_6 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L178] SORT_1 var_22_arg_0 = var_21; [L179] SORT_6 var_22_arg_1 = input_18; [L180] SORT_6 var_22_arg_2 = var_17; [L181] SORT_6 var_22 = var_22_arg_0 ? var_22_arg_1 : var_22_arg_2; [L182] SORT_1 var_27_arg_0 = var_26; [L183] SORT_6 var_27_arg_1 = input_23; [L184] SORT_6 var_27_arg_2 = var_22; [L185] SORT_6 var_27 = var_27_arg_0 ? var_27_arg_1 : var_27_arg_2; [L186] SORT_1 var_32_arg_0 = var_31; [L187] SORT_6 var_32_arg_1 = input_28; [L188] SORT_6 var_32_arg_2 = var_27; [L189] SORT_6 var_32 = var_32_arg_0 ? var_32_arg_1 : var_32_arg_2; [L190] SORT_1 var_37_arg_0 = var_36; [L191] SORT_6 var_37_arg_1 = input_33; [L192] SORT_6 var_37_arg_2 = var_32; [L193] SORT_6 var_37 = var_37_arg_0 ? var_37_arg_1 : var_37_arg_2; [L194] SORT_1 var_42_arg_0 = var_41; [L195] SORT_6 var_42_arg_1 = input_38; [L196] SORT_6 var_42_arg_2 = var_37; [L197] SORT_6 var_42 = var_42_arg_0 ? var_42_arg_1 : var_42_arg_2; [L198] SORT_1 var_47_arg_0 = var_46; [L199] SORT_6 var_47_arg_1 = input_43; [L200] SORT_6 var_47_arg_2 = var_42; [L201] SORT_6 var_47 = var_47_arg_0 ? var_47_arg_1 : var_47_arg_2; [L202] SORT_1 var_49_arg_0 = var_21; [L203] SORT_6 var_49_arg_1 = var_48; [L204] SORT_6 var_49_arg_2 = var_47; [L205] SORT_6 var_49 = var_49_arg_0 ? var_49_arg_1 : var_49_arg_2; [L206] SORT_1 var_51_arg_0 = var_26; [L207] SORT_6 var_51_arg_1 = input_50; [L208] SORT_6 var_51_arg_2 = var_49; [L209] SORT_6 var_51 = var_51_arg_0 ? var_51_arg_1 : var_51_arg_2; [L210] SORT_1 var_53_arg_0 = var_31; [L211] SORT_6 var_53_arg_1 = input_52; [L212] SORT_6 var_53_arg_2 = var_51; [L213] SORT_6 var_53 = var_53_arg_0 ? var_53_arg_1 : var_53_arg_2; [L214] SORT_1 var_55_arg_0 = var_36; [L215] SORT_6 var_55_arg_1 = input_54; [L216] SORT_6 var_55_arg_2 = var_53; [L217] SORT_6 var_55 = var_55_arg_0 ? var_55_arg_1 : var_55_arg_2; [L218] SORT_1 var_57_arg_0 = var_41; [L219] SORT_6 var_57_arg_1 = input_56; [L220] SORT_6 var_57_arg_2 = var_55; [L221] SORT_6 var_57 = var_57_arg_0 ? var_57_arg_1 : var_57_arg_2; [L222] SORT_1 var_59_arg_0 = var_46; [L223] SORT_6 var_59_arg_1 = input_58; [L224] SORT_6 var_59_arg_2 = var_57; [L225] SORT_6 var_59 = var_59_arg_0 ? var_59_arg_1 : var_59_arg_2; [L226] SORT_1 var_61_arg_0 = var_26; [L227] SORT_6 var_61_arg_1 = var_60; [L228] SORT_6 var_61_arg_2 = var_59; [L229] SORT_6 var_61 = var_61_arg_0 ? var_61_arg_1 : var_61_arg_2; [L230] SORT_1 var_63_arg_0 = var_31; [L231] SORT_6 var_63_arg_1 = input_62; [L232] SORT_6 var_63_arg_2 = var_61; [L233] SORT_6 var_63 = var_63_arg_0 ? var_63_arg_1 : var_63_arg_2; [L234] SORT_1 var_65_arg_0 = var_36; [L235] SORT_6 var_65_arg_1 = input_64; [L236] SORT_6 var_65_arg_2 = var_63; [L237] SORT_6 var_65 = var_65_arg_0 ? var_65_arg_1 : var_65_arg_2; [L238] SORT_1 var_67_arg_0 = var_41; [L239] SORT_6 var_67_arg_1 = input_66; [L240] SORT_6 var_67_arg_2 = var_65; [L241] SORT_6 var_67 = var_67_arg_0 ? var_67_arg_1 : var_67_arg_2; [L242] SORT_1 var_69_arg_0 = var_46; [L243] SORT_6 var_69_arg_1 = input_68; [L244] SORT_6 var_69_arg_2 = var_67; [L245] SORT_6 var_69 = var_69_arg_0 ? var_69_arg_1 : var_69_arg_2; [L246] SORT_1 var_71_arg_0 = var_31; [L247] SORT_6 var_71_arg_1 = var_70; [L248] SORT_6 var_71_arg_2 = var_69; [L249] SORT_6 var_71 = var_71_arg_0 ? var_71_arg_1 : var_71_arg_2; [L250] SORT_1 var_73_arg_0 = var_36; [L251] SORT_6 var_73_arg_1 = input_72; [L252] SORT_6 var_73_arg_2 = var_71; [L253] SORT_6 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L254] SORT_1 var_75_arg_0 = var_41; [L255] SORT_6 var_75_arg_1 = input_74; [L256] SORT_6 var_75_arg_2 = var_73; [L257] SORT_6 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L258] SORT_1 var_77_arg_0 = var_46; [L259] SORT_6 var_77_arg_1 = input_76; [L260] SORT_6 var_77_arg_2 = var_75; [L261] SORT_6 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L262] SORT_1 var_79_arg_0 = var_36; [L263] SORT_6 var_79_arg_1 = var_78; [L264] SORT_6 var_79_arg_2 = var_77; [L265] SORT_6 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L266] SORT_1 var_81_arg_0 = var_41; [L267] SORT_6 var_81_arg_1 = input_80; [L268] SORT_6 var_81_arg_2 = var_79; [L269] SORT_6 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L270] SORT_1 var_83_arg_0 = var_46; [L271] SORT_6 var_83_arg_1 = input_82; [L272] SORT_6 var_83_arg_2 = var_81; [L273] SORT_6 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L274] SORT_1 var_85_arg_0 = var_41; [L275] SORT_6 var_85_arg_1 = var_84; [L276] SORT_6 var_85_arg_2 = var_83; [L277] SORT_6 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L278] SORT_1 var_87_arg_0 = var_46; [L279] SORT_6 var_87_arg_1 = input_86; [L280] SORT_6 var_87_arg_2 = var_85; [L281] SORT_6 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L282] SORT_1 var_89_arg_0 = var_46; [L283] SORT_6 var_89_arg_1 = var_88; [L284] SORT_6 var_89_arg_2 = var_87; [L285] SORT_6 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L286] SORT_6 var_91_arg_0 = var_89; [L287] SORT_90 var_91 = var_91_arg_0 >> 0; [L288] SORT_90 var_92_arg_0 = var_91; [L289] EXPR var_92_arg_0 & mask_SORT_90 [L289] var_92_arg_0 = var_92_arg_0 & mask_SORT_90 [L290] SORT_13 var_92 = var_92_arg_0; [L291] SORT_13 var_93_arg_0 = var_92; [L292] SORT_13 var_93_arg_1 = var_45; [L293] SORT_1 var_93 = var_93_arg_0 != var_93_arg_1; [L294] SORT_1 var_97_arg_0 = var_93; [L295] SORT_1 var_97 = ~var_97_arg_0; [L296] SORT_1 var_98_arg_0 = var_96; [L297] SORT_1 var_98_arg_1 = var_97; [L298] EXPR var_98_arg_0 & var_98_arg_1 [L298] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L299] EXPR var_98 & mask_SORT_1 [L299] var_98 = var_98 & mask_SORT_1 [L300] SORT_1 bad_99_arg_0 = var_98; [L301] CALL __VERIFIER_assert(!(bad_99_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 0.41ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 638.25ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 100.4MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.45ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 93.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.31ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 90.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1676.36ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 88.1MB in the end (delta: 2.4MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * CodeCheck took 1541.94ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 88.1MB in the beginning and 380.7MB in the end (delta: -292.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.32ms. Allocated memory is still 427.8MB. Free memory was 380.7MB in the beginning and 380.7MB in the end (delta: 17.6kB). 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 18:02:11,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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 f849895f3b33bb52cfb29e0d9e7838b143b412485c8add4ec69cb2104446783f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:02:14,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:02:14,387 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-24 18:02:14,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:02:14,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:02:14,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:02:14,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:02:14,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:02:14,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:02:14,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:02:14,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:02:14,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:02:14,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:02:14,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:02:14,446 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:02:14,446 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:02:14,446 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:02:14,448 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:02:14,448 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:02:14,448 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:02:14,449 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:02:14,449 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:02:14,449 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:02:14,449 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:14,449 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:02:14,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:02:14,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:02:14,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:02:14,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:02:14,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:02:14,450 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:02:14,450 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:14,450 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:02:14,450 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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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 -> f849895f3b33bb52cfb29e0d9e7838b143b412485c8add4ec69cb2104446783f [2024-11-24 18:02:14,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:02:14,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:02:14,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:02:14,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:02:14,879 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:02:14,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2024-11-24 18:02:18,335 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data/8c3a5412a/6159a48c9dee421581e59f57abc46962/FLAG8d0583fd3 [2024-11-24 18:02:18,668 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:02:18,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c [2024-11-24 18:02:18,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data/8c3a5412a/6159a48c9dee421581e59f57abc46962/FLAG8d0583fd3 [2024-11-24 18:02:18,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/data/8c3a5412a/6159a48c9dee421581e59f57abc46962 [2024-11-24 18:02:18,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:02:18,718 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:02:18,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:02:18,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:02:18,728 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:02:18,729 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:02:18" (1/1) ... [2024-11-24 18:02:18,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f82eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:18, skipping insertion in model container [2024-11-24 18:02:18,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:02:18" (1/1) ... [2024-11-24 18:02:18,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:02:18,977 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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c[1245,1258] [2024-11-24 18:02:19,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:02:19,172 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:02:19,191 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_13d7ced5-2e55-4d10-8b47-8f73dbae6074/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_b08.c[1245,1258] [2024-11-24 18:02:19,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:02:19,290 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:02:19,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19 WrapperNode [2024-11-24 18:02:19,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:02:19,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:02:19,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:02:19,292 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:02:19,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,351 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 373 [2024-11-24 18:02:19,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:02:19,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:02:19,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:02:19,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:02:19,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,383 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,397 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:02:19,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:02:19,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:02:19,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:02:19,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:02:19" (1/1) ... [2024-11-24 18:02:19,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:02:19,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:02:19,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:02:19,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:02:19,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:02:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:02:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:02:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:02:19,740 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:02:19,743 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:02:20,367 INFO L? ?]: Removed 199 outVars from TransFormulas that were not future-live. [2024-11-24 18:02:20,367 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:02:20,410 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:02:20,410 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:02:20,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:02:20 BoogieIcfgContainer [2024-11-24 18:02:20,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:02:20,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:02:20,412 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:02:20,425 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:02:20,425 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:02:20" (1/1) ... [2024-11-24 18:02:20,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:02:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:02:20,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-24 18:02:20,496 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-24 18:02:20,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:02:20,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:02:20,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:20,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:02:20,506 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:02:20,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:02:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:21,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:02:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:21,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-24 18:02:21,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:02:21,875 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 18:02:21,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:02:22,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:02:22,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-24 18:02:22,058 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-24 18:02:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-24 18:02:22,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:02:22,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:22,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:02:22,064 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:02:22,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:02:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:22,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:02:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:23,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-24 18:02:23,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:02:23,641 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 18:02:23,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-24 18:02:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:02:24,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2024-11-24 18:02:24,383 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2024-11-24 18:02:24,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-24 18:02:24,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:02:24,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:02:24,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:02:24,387 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:02:24,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 18:02:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:25,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:02:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:02:25,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 119 conjuncts are in the unsatisfiable core [2024-11-24 18:02:25,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:02:31,185 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 18:02:31,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-24 18:02:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:02:35,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2024-11-24 18:02:35,049 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2024-11-24 18:02:35,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-24 18:02:35,050 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-24 18:02:35,058 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-24 18:02:35,521 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-24 18:02:35,526 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-24 18:02:35,526 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv1046202 32) |ULTIMATE.start_main_~var_70~0#1|) (= (_ bv196596 32) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv522618 32) |ULTIMATE.start_main_~var_88~0#1|) (= (_ bv1047464 32) |ULTIMATE.start_main_~var_48~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_45~0#1|) (= (_ bv692223 32) |ULTIMATE.start_main_~var_78~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_90~0#1|) (= (_ bv1048430 32) |ULTIMATE.start_main_~var_60~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv829275 32) |ULTIMATE.start_main_~var_8~0#1|) (= (_ bv236898 32) |ULTIMATE.start_main_~var_84~0#1|)) [2024-11-24 18:02:35,529 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-24 18:02:35,530 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv1046202 32) |ULTIMATE.start_main_~var_70~0#1|) (= (_ bv196596 32) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv522618 32) |ULTIMATE.start_main_~var_88~0#1|) (= (_ bv1047464 32) |ULTIMATE.start_main_~var_48~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_45~0#1|) (= (_ bv692223 32) |ULTIMATE.start_main_~var_78~0#1|) (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_90~0#1|) (= (_ bv1048430 32) |ULTIMATE.start_main_~var_60~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv829275 32) |ULTIMATE.start_main_~var_8~0#1|) (= (_ bv236898 32) |ULTIMATE.start_main_~var_84~0#1|)) [2024-11-24 18:02:35,530 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-24 18:02:35,530 INFO L77 FloydHoareUtils]: At program point L99-1(lines 99 328) the Hoare annotation is: (and (= (_ bv1046202 32) |ULTIMATE.start_main_~var_70~0#1|) (= (_ bv196596 32) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv522618 32) |ULTIMATE.start_main_~var_88~0#1|) (= (_ bv1047464 32) |ULTIMATE.start_main_~var_48~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_45~0#1|) (= (_ bv692223 32) |ULTIMATE.start_main_~var_78~0#1|) (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_90~0#1|) (= (_ bv1048430 32) |ULTIMATE.start_main_~var_60~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv829275 32) |ULTIMATE.start_main_~var_8~0#1|) (= (_ bv236898 32) |ULTIMATE.start_main_~var_84~0#1|)) [2024-11-24 18:02:35,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:02:35 ImpRootNode [2024-11-24 18:02:35,562 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:02:35,563 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:02:35,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:02:35,566 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:02:35,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:02:20" (3/4) ... [2024-11-24 18:02:35,569 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-24 18:02:35,579 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-24 18:02:35,582 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-24 18:02:35,582 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-24 18:02:35,582 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-24 18:02:35,583 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-24 18:02:35,687 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-24 18:02:35,688 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-24 18:02:35,688 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:02:35,688 INFO L158 Benchmark]: Toolchain (without parser) took 16971.07ms. Allocated memory was 117.4MB in the beginning and 385.9MB in the end (delta: 268.4MB). Free memory was 93.0MB in the beginning and 142.9MB in the end (delta: -49.9MB). Peak memory consumption was 213.9MB. Max. memory is 16.1GB. [2024-11-24 18:02:35,689 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:02:35,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.81ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 74.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:02:35,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.69ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 71.7MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:02:35,690 INFO L158 Benchmark]: Boogie Preprocessor took 50.13ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 70.1MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:02:35,690 INFO L158 Benchmark]: RCFGBuilder took 1008.19ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 84.0MB in the end (delta: -14.3MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-11-24 18:02:35,691 INFO L158 Benchmark]: CodeCheck took 15150.56ms. Allocated memory was 117.4MB in the beginning and 385.9MB in the end (delta: 268.4MB). Free memory was 84.0MB in the beginning and 151.2MB in the end (delta: -67.2MB). Peak memory consumption was 209.1MB. Max. memory is 16.1GB. [2024-11-24 18:02:35,692 INFO L158 Benchmark]: Witness Printer took 124.78ms. Allocated memory is still 385.9MB. Free memory was 151.2MB in the beginning and 142.9MB in the end (delta: 8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:02:35,694 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: 14.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 123 IncrementalHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 3 mSDtfsCounter, 123 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 161 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 377 SizeOfPredicates, 26 NumberOfNonLiveVariables, 1122 ConjunctsInSsa, 191 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 4/9 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: 99]: Loop Invariant Derived loop invariant: (((((((((((1046202 == var_70) && (196596 == var_7)) && (522618 == var_88)) && (1047464 == var_48)) && (0 == var_45)) && (692223 == var_78)) && (15 == mask_SORT_90)) && (1048430 == var_60)) && (1 == mask_SORT_1)) && (829275 == var_8)) && (236898 == var_84)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.81ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 74.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.69ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 71.7MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.13ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 70.1MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1008.19ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 84.0MB in the end (delta: -14.3MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * CodeCheck took 15150.56ms. Allocated memory was 117.4MB in the beginning and 385.9MB in the end (delta: 268.4MB). Free memory was 84.0MB in the beginning and 151.2MB in the end (delta: -67.2MB). Peak memory consumption was 209.1MB. Max. memory is 16.1GB. * Witness Printer took 124.78ms. Allocated memory is still 385.9MB. Free memory was 151.2MB in the beginning and 142.9MB in the end (delta: 8.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-24 18:02:35,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d7ced5-2e55-4d10-8b47-8f73dbae6074/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