./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm --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 f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:04:59,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:04:59,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:04:59,953 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:04:59,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:04:59,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:04:59,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:04:59,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:04:59,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:04:59,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:04:59,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:04:59,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:04:59,979 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:04:59,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:04:59,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:04:59,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:04:59,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:04:59,980 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:04:59,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:04:59,980 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:04:59,980 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:04:59,980 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:04:59,980 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:04:59,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:04:59,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:04:59,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:04:59,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:04:59,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:04:59,981 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:04:59,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:04:59,981 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_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm 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 -> f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 [2024-11-13 23:05:00,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:05:00,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:05:00,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:05:00,324 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:05:00,324 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:05:00,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 23:05:02,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:05:02,718 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:05:02,719 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2024-11-13 23:05:02,737 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/data/792a2aab4/ae8167e383ad4aa08a93e69c7c41ca19/FLAG7db5d68d1 [2024-11-13 23:05:02,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/data/792a2aab4/ae8167e383ad4aa08a93e69c7c41ca19 [2024-11-13 23:05:02,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:05:02,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:05:02,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:05:02,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:05:02,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:05:02,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:05:02" (1/1) ... [2024-11-13 23:05:02,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@558b7e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:02, skipping insertion in model container [2024-11-13 23:05:02,779 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:05:02" (1/1) ... [2024-11-13 23:05:02,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:05:03,112 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_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2024-11-13 23:05:03,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:05:03,732 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:05:03,743 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_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2024-11-13 23:05:04,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:05:04,086 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:05:04,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04 WrapperNode [2024-11-13 23:05:04,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:05:04,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:05:04,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:05:04,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:05:04,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:04,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:05,312 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7428 [2024-11-13 23:05:05,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:05:05,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:05:05,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:05:05,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:05:05,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:05,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:05,514 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:05,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:05,794 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:05,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:05,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:05,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:06,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:05:06,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:05:06,087 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:05:06,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:05:06,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:04" (1/1) ... [2024-11-13 23:05:06,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:05:06,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:05:06,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:05:06,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:05:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:05:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:05:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:05:06,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:05:06,863 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:05:06,865 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:05:24,111 INFO L? ?]: Removed 4464 outVars from TransFormulas that were not future-live. [2024-11-13 23:05:24,111 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:05:37,736 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:05:37,736 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:05:37,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:37 BoogieIcfgContainer [2024-11-13 23:05:37,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:05:37,737 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:05:37,738 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:05:37,747 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:05:37,748 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:05:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:37,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:05:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:05:37,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:05:37,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:37,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:05:38,568 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:05:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:05:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:05:39,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:05:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:05:40,696 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:05:40,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:05:40 ImpRootNode [2024-11-13 23:05:40,737 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:05:40,738 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:05:40,738 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:05:40,738 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:05:40,739 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:37" (3/4) ... [2024-11-13 23:05:40,741 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:05:40,742 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:05:40,743 INFO L158 Benchmark]: Toolchain (without parser) took 37976.69ms. Allocated memory was 142.6MB in the beginning and 1.0GB in the end (delta: 864.0MB). Free memory was 114.6MB in the beginning and 150.4MB in the end (delta: -35.8MB). Peak memory consumption was 829.2MB. Max. memory is 16.1GB. [2024-11-13 23:05:40,744 INFO L158 Benchmark]: CDTParser took 3.15ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:05:40,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1318.84ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 65.5MB in the end (delta: 48.8MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. [2024-11-13 23:05:40,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 1223.96ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 65.5MB in the beginning and 200.7MB in the end (delta: -135.2MB). Peak memory consumption was 184.5MB. Max. memory is 16.1GB. [2024-11-13 23:05:40,745 INFO L158 Benchmark]: Boogie Preprocessor took 766.13ms. Allocated memory is still 369.1MB. Free memory was 200.7MB in the beginning and 137.4MB in the end (delta: 63.3MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 23:05:40,745 INFO L158 Benchmark]: RCFGBuilder took 31651.95ms. Allocated memory was 369.1MB in the beginning and 1.0GB in the end (delta: 637.5MB). Free memory was 137.4MB in the beginning and 348.2MB in the end (delta: -210.8MB). Peak memory consumption was 838.1MB. Max. memory is 16.1GB. [2024-11-13 23:05:40,746 INFO L158 Benchmark]: CodeCheck took 2999.88ms. Allocated memory is still 1.0GB. Free memory was 348.2MB in the beginning and 150.4MB in the end (delta: 197.8MB). Peak memory consumption was 201.3MB. Max. memory is 16.1GB. [2024-11-13 23:05:40,746 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 1.0GB. Free memory is still 150.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:05:40,749 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: 2.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 255, overapproximation of bitwiseAnd at line 156, overapproximation of bitwiseAnd at line 95. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_40 = 0; [L40] const SORT_2 var_45 = 1; [L41] const SORT_2 var_46 = 15; [L42] const SORT_2 var_53 = 0; [L43] const SORT_3 var_290 = 0; [L44] const SORT_4 var_292 = 1; [L46] SORT_1 input_51; [L47] SORT_1 input_52; [L48] SORT_1 input_54; [L49] SORT_1 input_55; [L50] SORT_1 input_56; [L51] SORT_1 input_57; [L52] SORT_1 input_67; [L53] SORT_1 input_68; [L54] SORT_1 input_69; [L55] SORT_1 input_70; [L56] SORT_1 input_71; [L57] SORT_1 input_72; [L58] SORT_1 input_84; [L59] SORT_1 input_85; [L60] SORT_1 input_86; [L61] SORT_1 input_87; [L62] SORT_1 input_99; [L63] SORT_1 input_100; [L64] SORT_1 input_101; [L65] SORT_1 input_102; [L66] SORT_1 input_112; [L67] SORT_1 input_113; [L68] SORT_1 input_114; [L69] SORT_1 input_115; [L70] SORT_1 input_116; [L71] SORT_1 input_117; [L72] SORT_1 input_129; [L73] SORT_1 input_130; [L74] SORT_1 input_131; [L75] SORT_1 input_132; [L76] SORT_1 input_133; [L77] SORT_1 input_134; [L78] SORT_1 input_152; [L79] SORT_1 input_153; [L80] SORT_1 input_154; [L81] SORT_1 input_155; [L82] SORT_1 input_173; [L83] SORT_1 input_174; [L84] SORT_1 input_175; [L85] SORT_1 input_176; [L86] SORT_1 input_188; [L87] SORT_1 input_189; [L88] SORT_1 input_201; [L89] SORT_1 input_202; [L90] SORT_1 input_248; [L91] SORT_1 input_249; [L92] SORT_1 input_259; [L93] SORT_1 input_260; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L95] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L96] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L97] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L98] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L99] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L100] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L101] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L102] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L103] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L104] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L105] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L106] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L107] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L108] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L109] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L110] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L111] SORT_2 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L112] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L113] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_2 init_7_arg_1 = var_5; [L116] state_6 = init_7_arg_1 [L117] SORT_2 init_9_arg_1 = var_5; [L118] state_8 = init_9_arg_1 [L119] SORT_2 init_11_arg_1 = var_5; [L120] state_10 = init_11_arg_1 [L121] SORT_2 init_13_arg_1 = var_5; [L122] state_12 = init_13_arg_1 [L123] SORT_2 init_15_arg_1 = var_5; [L124] state_14 = init_15_arg_1 [L125] SORT_2 init_17_arg_1 = var_5; [L126] state_16 = init_17_arg_1 [L127] SORT_2 init_19_arg_1 = var_5; [L128] state_18 = init_19_arg_1 [L129] SORT_2 init_21_arg_1 = var_5; [L130] state_20 = init_21_arg_1 [L131] SORT_2 init_23_arg_1 = var_5; [L132] state_22 = init_23_arg_1 [L133] SORT_2 init_25_arg_1 = var_5; [L134] state_24 = init_25_arg_1 [L135] SORT_2 init_27_arg_1 = var_5; [L136] state_26 = init_27_arg_1 [L137] SORT_2 init_29_arg_1 = var_5; [L138] state_28 = init_29_arg_1 [L139] SORT_2 init_31_arg_1 = var_5; [L140] state_30 = init_31_arg_1 [L141] SORT_2 init_33_arg_1 = var_5; [L142] state_32 = init_33_arg_1 [L143] SORT_2 init_35_arg_1 = var_5; [L144] state_34 = init_35_arg_1 [L145] SORT_2 init_37_arg_1 = var_5; [L146] state_36 = init_37_arg_1 [L147] SORT_2 init_39_arg_1 = var_5; [L148] state_38 = init_39_arg_1 [L149] SORT_1 init_42_arg_1 = var_40; [L150] state_41 = init_42_arg_1 [L151] SORT_1 init_44_arg_1 = var_40; [L152] state_43 = init_44_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L155] input_51 = __VERIFIER_nondet_uchar() [L156] EXPR input_51 & mask_SORT_1 [L156] input_51 = input_51 & mask_SORT_1 [L157] input_52 = __VERIFIER_nondet_uchar() [L158] EXPR input_52 & mask_SORT_1 [L158] input_52 = input_52 & mask_SORT_1 [L159] input_54 = __VERIFIER_nondet_uchar() [L160] EXPR input_54 & mask_SORT_1 [L160] input_54 = input_54 & mask_SORT_1 [L161] input_55 = __VERIFIER_nondet_uchar() [L162] EXPR input_55 & mask_SORT_1 [L162] input_55 = input_55 & mask_SORT_1 [L163] input_56 = __VERIFIER_nondet_uchar() [L164] EXPR input_56 & mask_SORT_1 [L164] input_56 = input_56 & mask_SORT_1 [L165] input_57 = __VERIFIER_nondet_uchar() [L166] EXPR input_57 & mask_SORT_1 [L166] input_57 = input_57 & mask_SORT_1 [L167] input_67 = __VERIFIER_nondet_uchar() [L168] EXPR input_67 & mask_SORT_1 [L168] input_67 = input_67 & mask_SORT_1 [L169] input_68 = __VERIFIER_nondet_uchar() [L170] EXPR input_68 & mask_SORT_1 [L170] input_68 = input_68 & mask_SORT_1 [L171] input_69 = __VERIFIER_nondet_uchar() [L172] EXPR input_69 & mask_SORT_1 [L172] input_69 = input_69 & mask_SORT_1 [L173] input_70 = __VERIFIER_nondet_uchar() [L174] EXPR input_70 & mask_SORT_1 [L174] input_70 = input_70 & mask_SORT_1 [L175] input_71 = __VERIFIER_nondet_uchar() [L176] EXPR input_71 & mask_SORT_1 [L176] input_71 = input_71 & mask_SORT_1 [L177] input_72 = __VERIFIER_nondet_uchar() [L178] EXPR input_72 & mask_SORT_1 [L178] input_72 = input_72 & mask_SORT_1 [L179] input_84 = __VERIFIER_nondet_uchar() [L180] EXPR input_84 & mask_SORT_1 [L180] input_84 = input_84 & mask_SORT_1 [L181] input_85 = __VERIFIER_nondet_uchar() [L182] EXPR input_85 & mask_SORT_1 [L182] input_85 = input_85 & mask_SORT_1 [L183] input_86 = __VERIFIER_nondet_uchar() [L184] EXPR input_86 & mask_SORT_1 [L184] input_86 = input_86 & mask_SORT_1 [L185] input_87 = __VERIFIER_nondet_uchar() [L186] EXPR input_87 & mask_SORT_1 [L186] input_87 = input_87 & mask_SORT_1 [L187] input_99 = __VERIFIER_nondet_uchar() [L188] EXPR input_99 & mask_SORT_1 [L188] input_99 = input_99 & mask_SORT_1 [L189] input_100 = __VERIFIER_nondet_uchar() [L190] EXPR input_100 & mask_SORT_1 [L190] input_100 = input_100 & mask_SORT_1 [L191] input_101 = __VERIFIER_nondet_uchar() [L192] EXPR input_101 & mask_SORT_1 [L192] input_101 = input_101 & mask_SORT_1 [L193] input_102 = __VERIFIER_nondet_uchar() [L194] EXPR input_102 & mask_SORT_1 [L194] input_102 = input_102 & mask_SORT_1 [L195] input_112 = __VERIFIER_nondet_uchar() [L196] EXPR input_112 & mask_SORT_1 [L196] input_112 = input_112 & mask_SORT_1 [L197] input_113 = __VERIFIER_nondet_uchar() [L198] EXPR input_113 & mask_SORT_1 [L198] input_113 = input_113 & mask_SORT_1 [L199] input_114 = __VERIFIER_nondet_uchar() [L200] EXPR input_114 & mask_SORT_1 [L200] input_114 = input_114 & mask_SORT_1 [L201] input_115 = __VERIFIER_nondet_uchar() [L202] EXPR input_115 & mask_SORT_1 [L202] input_115 = input_115 & mask_SORT_1 [L203] input_116 = __VERIFIER_nondet_uchar() [L204] EXPR input_116 & mask_SORT_1 [L204] input_116 = input_116 & mask_SORT_1 [L205] input_117 = __VERIFIER_nondet_uchar() [L206] EXPR input_117 & mask_SORT_1 [L206] input_117 = input_117 & mask_SORT_1 [L207] input_129 = __VERIFIER_nondet_uchar() [L208] EXPR input_129 & mask_SORT_1 [L208] input_129 = input_129 & mask_SORT_1 [L209] input_130 = __VERIFIER_nondet_uchar() [L210] EXPR input_130 & mask_SORT_1 [L210] input_130 = input_130 & mask_SORT_1 [L211] input_131 = __VERIFIER_nondet_uchar() [L212] EXPR input_131 & mask_SORT_1 [L212] input_131 = input_131 & mask_SORT_1 [L213] input_132 = __VERIFIER_nondet_uchar() [L214] EXPR input_132 & mask_SORT_1 [L214] input_132 = input_132 & mask_SORT_1 [L215] input_133 = __VERIFIER_nondet_uchar() [L216] EXPR input_133 & mask_SORT_1 [L216] input_133 = input_133 & mask_SORT_1 [L217] input_134 = __VERIFIER_nondet_uchar() [L218] EXPR input_134 & mask_SORT_1 [L218] input_134 = input_134 & mask_SORT_1 [L219] input_152 = __VERIFIER_nondet_uchar() [L220] EXPR input_152 & mask_SORT_1 [L220] input_152 = input_152 & mask_SORT_1 [L221] input_153 = __VERIFIER_nondet_uchar() [L222] EXPR input_153 & mask_SORT_1 [L222] input_153 = input_153 & mask_SORT_1 [L223] input_154 = __VERIFIER_nondet_uchar() [L224] EXPR input_154 & mask_SORT_1 [L224] input_154 = input_154 & mask_SORT_1 [L225] input_155 = __VERIFIER_nondet_uchar() [L226] EXPR input_155 & mask_SORT_1 [L226] input_155 = input_155 & mask_SORT_1 [L227] input_173 = __VERIFIER_nondet_uchar() [L228] EXPR input_173 & mask_SORT_1 [L228] input_173 = input_173 & mask_SORT_1 [L229] input_174 = __VERIFIER_nondet_uchar() [L230] EXPR input_174 & mask_SORT_1 [L230] input_174 = input_174 & mask_SORT_1 [L231] input_175 = __VERIFIER_nondet_uchar() [L232] EXPR input_175 & mask_SORT_1 [L232] input_175 = input_175 & mask_SORT_1 [L233] input_176 = __VERIFIER_nondet_uchar() [L234] EXPR input_176 & mask_SORT_1 [L234] input_176 = input_176 & mask_SORT_1 [L235] input_188 = __VERIFIER_nondet_uchar() [L236] EXPR input_188 & mask_SORT_1 [L236] input_188 = input_188 & mask_SORT_1 [L237] input_189 = __VERIFIER_nondet_uchar() [L238] EXPR input_189 & mask_SORT_1 [L238] input_189 = input_189 & mask_SORT_1 [L239] input_201 = __VERIFIER_nondet_uchar() [L240] EXPR input_201 & mask_SORT_1 [L240] input_201 = input_201 & mask_SORT_1 [L241] input_202 = __VERIFIER_nondet_uchar() [L242] EXPR input_202 & mask_SORT_1 [L242] input_202 = input_202 & mask_SORT_1 [L243] input_248 = __VERIFIER_nondet_uchar() [L244] EXPR input_248 & mask_SORT_1 [L244] input_248 = input_248 & mask_SORT_1 [L245] input_249 = __VERIFIER_nondet_uchar() [L246] EXPR input_249 & mask_SORT_1 [L246] input_249 = input_249 & mask_SORT_1 [L247] input_259 = __VERIFIER_nondet_uchar() [L248] EXPR input_259 & mask_SORT_1 [L248] input_259 = input_259 & mask_SORT_1 [L249] input_260 = __VERIFIER_nondet_uchar() [L250] EXPR input_260 & mask_SORT_1 [L250] input_260 = input_260 & mask_SORT_1 [L253] SORT_2 var_47_arg_0 = var_46; [L254] SORT_2 var_47_arg_1 = state_38; [L255] EXPR var_47_arg_0 ^ var_47_arg_1 [L255] SORT_2 var_47 = var_47_arg_0 ^ var_47_arg_1; [L256] EXPR var_47 & mask_SORT_2 [L256] var_47 = var_47 & mask_SORT_2 [L257] SORT_2 var_48_arg_0 = var_45; [L258] SORT_2 var_48_arg_1 = var_47; [L259] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L260] SORT_1 var_49_arg_0 = ~state_43; [L261] EXPR var_49_arg_0 & mask_SORT_1 [L261] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L262] SORT_1 var_49_arg_1 = var_48; [L263] EXPR var_49_arg_0 & var_49_arg_1 [L263] SORT_1 var_49 = var_49_arg_0 & var_49_arg_1; [L264] EXPR var_49 & mask_SORT_1 [L264] var_49 = var_49 & mask_SORT_1 [L265] SORT_1 bad_50_arg_0 = var_49; [L266] CALL __VERIFIER_assert(!(bad_50_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 3.15ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1318.84ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 65.5MB in the end (delta: 48.8MB). Peak memory consumption was 99.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1223.96ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 65.5MB in the beginning and 200.7MB in the end (delta: -135.2MB). Peak memory consumption was 184.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 766.13ms. Allocated memory is still 369.1MB. Free memory was 200.7MB in the beginning and 137.4MB in the end (delta: 63.3MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * RCFGBuilder took 31651.95ms. Allocated memory was 369.1MB in the beginning and 1.0GB in the end (delta: 637.5MB). Free memory was 137.4MB in the beginning and 348.2MB in the end (delta: -210.8MB). Peak memory consumption was 838.1MB. Max. memory is 16.1GB. * CodeCheck took 2999.88ms. Allocated memory is still 1.0GB. Free memory was 348.2MB in the beginning and 150.4MB in the end (delta: 197.8MB). Peak memory consumption was 201.3MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 1.0GB. Free memory is still 150.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:05:40,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/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_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm --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 f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:05:43,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:05:43,439 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:05:43,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:05:43,494 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:05:43,494 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:05:43,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:05:43,495 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:05:43,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:05:43,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:05:43,496 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:05:43,496 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:05:43,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:05:43,496 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:05:43,497 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:05:43,497 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:05:43,497 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:05:43,497 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:05:43,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:05:43,497 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:05:43,498 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:05:43,498 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:05:43,498 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:05:43,498 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:43,498 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:05:43,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:05:43,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:05:43,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:05:43,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:05:43,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:05:43,499 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:05:43,499 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:43,499 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:05:43,499 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_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm 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 -> f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 [2024-11-13 23:05:43,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:05:43,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:05:43,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:05:43,844 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:05:43,845 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:05:43,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 23:05:45,803 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:05:46,284 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:05:46,285 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2024-11-13 23:05:46,315 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/data/0414a8b06/11c805cb37be45439013fd7ea2a2e96e/FLAGc15023fd6 [2024-11-13 23:05:46,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/data/0414a8b06/11c805cb37be45439013fd7ea2a2e96e [2024-11-13 23:05:46,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:05:46,349 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:05:46,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:05:46,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:05:46,356 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:05:46,357 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:05:46" (1/1) ... [2024-11-13 23:05:46,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5859584c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:46, skipping insertion in model container [2024-11-13 23:05:46,359 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:05:46" (1/1) ... [2024-11-13 23:05:46,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:05:46,713 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_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2024-11-13 23:05:47,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:05:47,234 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:05:47,248 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_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2024-11-13 23:05:47,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:05:47,524 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:05:47,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47 WrapperNode [2024-11-13 23:05:47,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:05:47,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:05:47,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:05:47,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:05:47,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,740 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2620 [2024-11-13 23:05:47,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:05:47,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:05:47,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:05:47,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:05:47,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:05:47,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:05:47,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:05:47,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:05:47,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:47" (1/1) ... [2024-11-13 23:05:47,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:05:47,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:05:48,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:05:48,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:05:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:05:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:05:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:05:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:05:48,749 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:05:48,752 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:05:52,070 INFO L? ?]: Removed 90 outVars from TransFormulas that were not future-live. [2024-11-13 23:05:52,071 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:05:52,174 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:05:52,174 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:05:52,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:52 BoogieIcfgContainer [2024-11-13 23:05:52,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:05:52,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:05:52,176 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:05:52,186 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:05:52,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:52" (1/1) ... [2024-11-13 23:05:52,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:05:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:52,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:05:52,250 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:05:52,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:05:52,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:52,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:52,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:05:52,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:05:52,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:05:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:53,206 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:05:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:53,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 23:05:53,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:05:53,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:05:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:05:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:05:54,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:05:54,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:54,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:05:54,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:05:54,016 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:05:54,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc93b848-46cc-4db6-a3b4-fb16ba2c08dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:05:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:55,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:05:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:56,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 23:05:56,197 INFO L278 TraceCheckSpWp]: Computing forward predicates...