./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/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 fc3dd6a87fcbbda92d2ef86eac2f1110715a91bf4cd8be375753a9611c0b48d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:25:41,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:25:41,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:25:41,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:25:41,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:25:41,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:25:41,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:25:41,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:25:41,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:25:41,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:25:41,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:25:41,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:25:41,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:25:41,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:25:41,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:25:41,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:25:41,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:25:41,896 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:25:41,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:25:41,897 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:25:41,897 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:25:41,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:25:41,897 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:25:41,897 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:25:41,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:25:41,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:25:41,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:25:41,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:25:41,898 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:25:41,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:25:41,899 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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/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 -> fc3dd6a87fcbbda92d2ef86eac2f1110715a91bf4cd8be375753a9611c0b48d5 [2024-11-13 22:25:42,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:25:42,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:25:42,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:25:42,229 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:25:42,231 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:25:42,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c Unable to find full path for "g++" [2024-11-13 22:25:44,236 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:25:44,676 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:25:44,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c [2024-11-13 22:25:44,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/data/d1471e0db/9aabaa3dcd1247b1adbc860c871e0043/FLAGb1b081f8b [2024-11-13 22:25:44,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/data/d1471e0db/9aabaa3dcd1247b1adbc860c871e0043 [2024-11-13 22:25:44,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:25:44,725 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:25:44,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:25:44,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:25:44,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:25:44,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:25:44" (1/1) ... [2024-11-13 22:25:44,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71187ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:44, skipping insertion in model container [2024-11-13 22:25:44,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:25:44" (1/1) ... [2024-11-13 22:25:44,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:25:44,980 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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c[1280,1293] [2024-11-13 22:25:45,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:25:45,326 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:25:45,337 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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c[1280,1293] [2024-11-13 22:25:45,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:25:45,514 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:25:45,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45 WrapperNode [2024-11-13 22:25:45,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:25:45,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:25:45,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:25:45,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:25:45,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:45,579 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:45,884 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1976 [2024-11-13 22:25:45,885 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:25:45,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:25:45,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:25:45,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:25:45,895 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:45,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:45,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:45,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:46,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:46,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:46,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:46,106 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:46,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:25:46,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:25:46,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:25:46,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:25:46,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:25:45" (1/1) ... [2024-11-13 22:25:46,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:25:46,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:25:46,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:25:46,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:25:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:25:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:25:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:25:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:25:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:25:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:25:46,670 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:25:46,673 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:25:50,084 INFO L? ?]: Removed 1091 outVars from TransFormulas that were not future-live. [2024-11-13 22:25:50,084 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:25:52,971 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:25:52,971 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:25:52,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:25:52 BoogieIcfgContainer [2024-11-13 22:25:52,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:25:52,973 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:25:52,973 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:25:52,983 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:25:52,983 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:25:52" (1/1) ... [2024-11-13 22:25:52,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:25:53,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:53,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 22:25:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 22:25:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:25:53,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:53,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:57,936 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:26:00,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:26:00,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:00,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-13 22:26:00,829 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 22:26:00,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:26:00,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:00,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:26:06,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:26:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:26:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:21,300 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:26:21,308 INFO L158 Benchmark]: Toolchain (without parser) took 36583.19ms. Allocated memory was 109.1MB in the beginning and 822.1MB in the end (delta: 713.0MB). Free memory was 81.7MB in the beginning and 431.9MB in the end (delta: -350.3MB). Peak memory consumption was 368.1MB. Max. memory is 16.1GB. [2024-11-13 22:26:21,310 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 40.4MB in the beginning and 40.3MB in the end (delta: 85.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:21,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.16ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 45.2MB in the end (delta: 36.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:26:21,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 368.89ms. Allocated memory is still 109.1MB. Free memory was 45.2MB in the beginning and 45.3MB in the end (delta: -50.9kB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-11-13 22:26:21,312 INFO L158 Benchmark]: Boogie Preprocessor took 270.25ms. Allocated memory is still 109.1MB. Free memory was 45.3MB in the beginning and 31.3MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:26:21,312 INFO L158 Benchmark]: RCFGBuilder took 6814.33ms. Allocated memory was 109.1MB in the beginning and 444.6MB in the end (delta: 335.5MB). Free memory was 31.3MB in the beginning and 345.1MB in the end (delta: -313.8MB). Peak memory consumption was 155.5MB. Max. memory is 16.1GB. [2024-11-13 22:26:21,313 INFO L158 Benchmark]: CodeCheck took 28334.56ms. Allocated memory was 444.6MB in the beginning and 822.1MB in the end (delta: 377.5MB). Free memory was 345.1MB in the beginning and 431.9MB in the end (delta: -86.9MB). Peak memory consumption was 298.1MB. Max. memory is 16.1GB. [2024-11-13 22:26:21,320 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 40.4MB in the beginning and 40.3MB in the end (delta: 85.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.16ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 45.2MB in the end (delta: 36.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 368.89ms. Allocated memory is still 109.1MB. Free memory was 45.2MB in the beginning and 45.3MB in the end (delta: -50.9kB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 270.25ms. Allocated memory is still 109.1MB. Free memory was 45.3MB in the beginning and 31.3MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 6814.33ms. Allocated memory was 109.1MB in the beginning and 444.6MB in the end (delta: 335.5MB). Free memory was 31.3MB in the beginning and 345.1MB in the end (delta: -313.8MB). Peak memory consumption was 155.5MB. Max. memory is 16.1GB. * CodeCheck took 28334.56ms. Allocated memory was 444.6MB in the beginning and 822.1MB in the end (delta: 377.5MB). Free memory was 345.1MB in the beginning and 431.9MB in the end (delta: -86.9MB). Peak memory consumption was 298.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:26:21,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/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 fc3dd6a87fcbbda92d2ef86eac2f1110715a91bf4cd8be375753a9611c0b48d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:26:23,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:26:24,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:26:24,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:26:24,179 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:26:24,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:26:24,180 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:26:24,181 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:26:24,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:26:24,181 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:26:24,181 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:26:24,182 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:26:24,182 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:26:24,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:26:24,182 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:26:24,183 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:26:24,184 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:26:24,184 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:26:24,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:26:24,184 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:26:24,184 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:26:24,184 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:26:24,184 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:26:24,184 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:24,185 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:26:24,185 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:26:24,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:24,185 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:26:24,185 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:26:24,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:26:24,185 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:26:24,185 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:24,185 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:26:24,185 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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/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 -> fc3dd6a87fcbbda92d2ef86eac2f1110715a91bf4cd8be375753a9611c0b48d5 [2024-11-13 22:26:24,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:26:24,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:26:24,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:26:24,539 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:26:24,539 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:26:24,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c Unable to find full path for "g++" [2024-11-13 22:26:26,554 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:26:26,942 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:26:26,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c [2024-11-13 22:26:26,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/data/a8365de7f/95d732b7aea949d4b83e825b86972920/FLAGdde58f4da [2024-11-13 22:26:26,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/data/a8365de7f/95d732b7aea949d4b83e825b86972920 [2024-11-13 22:26:26,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:26:26,999 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:26:27,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:27,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:26:27,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:26:27,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:26" (1/1) ... [2024-11-13 22:26:27,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df5c5bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27, skipping insertion in model container [2024-11-13 22:26:27,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:26" (1/1) ... [2024-11-13 22:26:27,071 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:26:27,272 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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c[1280,1293] [2024-11-13 22:26:27,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:27,539 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:26:27,552 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_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d16_e0.c[1280,1293] [2024-11-13 22:26:27,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:27,720 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:26:27,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27 WrapperNode [2024-11-13 22:26:27,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:27,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:27,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:26:27,723 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:26:27,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,826 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 912 [2024-11-13 22:26:27,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:27,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:26:27,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:26:27,828 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:26:27,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,868 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,877 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:26:27,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:26:27,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:26:27,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:26:27,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:27" (1/1) ... [2024-11-13 22:26:27,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:27,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:26:27,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:26:27,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:26:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:26:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:26:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:26:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:26:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:26:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:26:28,202 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:26:28,204 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:26:29,229 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-13 22:26:29,229 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:26:29,309 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:26:29,309 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:26:29,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:26:29 BoogieIcfgContainer [2024-11-13 22:26:29,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:26:29,311 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:26:29,312 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:26:29,325 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:26:29,325 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:26:29" (1/1) ... [2024-11-13 22:26:29,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:26:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 22:26:29,390 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 22:26:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:26:29,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:29,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:29,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:29,399 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:29,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:26:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:30,086 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:30,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 22:26:30,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:26:30,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:26:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:31,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 22:26:31,115 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 22:26:31,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:26:31,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:31,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:31,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:31,122 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:31,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:26:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:32,169 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:32,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 22:26:32,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:33,486 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 22:26:33,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:26:35,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-13 22:26:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-13 22:26:35,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:26:35,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:35,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:35,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:35,723 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:35,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:26:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:37,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:37,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-11-13 22:26:37,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:42,363 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 22:26:42,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:26:51,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:51,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 102 transitions. [2024-11-13 22:26:51,652 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2024-11-13 22:26:51,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 22:26:51,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:51,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:51,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:51,662 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:51,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e0292f-e5a1-4a9d-b33f-a70ec42b1cd9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:26:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:54,213 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:54,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 210 conjuncts are in the unsatisfiable core [2024-11-13 22:26:54,895 INFO L278 TraceCheckSpWp]: Computing forward predicates...