./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b --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 5b1736736c06966e3b4f5adb4865787ef8bbb0ebdf6c77cc2a8afb60cf5fc8db --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:46:13,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:46:14,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 21:46:14,039 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:46:14,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:46:14,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:46:14,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:46:14,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:46:14,058 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:46:14,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:46:14,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:46:14,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:46:14,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:46:14,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:46:14,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:46:14,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:46:14,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:46:14,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:46:14,059 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:46:14,059 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:46:14,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:46:14,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:46:14,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:46:14,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:46:14,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:46:14,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:46:14,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:46:14,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:46:14,060 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:46:14,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:46:14,060 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_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b 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 -> 5b1736736c06966e3b4f5adb4865787ef8bbb0ebdf6c77cc2a8afb60cf5fc8db [2024-12-05 21:46:14,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:46:14,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:46:14,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:46:14,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:46:14,275 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:46:14,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c [2024-12-05 21:46:16,920 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data/010dd6066/df96d3597c664f3e92bdddb0c8110578/FLAGb78b4c468 [2024-12-05 21:46:17,145 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:46:17,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c [2024-12-05 21:46:17,156 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data/010dd6066/df96d3597c664f3e92bdddb0c8110578/FLAGb78b4c468 [2024-12-05 21:46:17,171 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data/010dd6066/df96d3597c664f3e92bdddb0c8110578 [2024-12-05 21:46:17,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:46:17,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:46:17,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:46:17,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:46:17,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:46:17,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6765fbe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17, skipping insertion in model container [2024-12-05 21:46:17,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,211 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:46:17,344 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_a39b37fa-a269-4c01-af1a-fd2728550e6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c[1279,1292] [2024-12-05 21:46:17,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:46:17,537 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:46:17,545 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_a39b37fa-a269-4c01-af1a-fd2728550e6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c[1279,1292] [2024-12-05 21:46:17,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:46:17,641 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:46:17,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17 WrapperNode [2024-12-05 21:46:17,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:46:17,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:46:17,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:46:17,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:46:17,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,854 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1976 [2024-12-05 21:46:17,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:46:17,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:46:17,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:46:17,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:46:17,862 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,897 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,897 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,954 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:17,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:18,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:18,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:46:18,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:46:18,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:46:18,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:46:18,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:17" (1/1) ... [2024-12-05 21:46:18,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:46:18,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:46:18,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:46:18,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:46:18,095 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:46:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:46:18,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:46:18,299 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:46:18,300 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:46:20,680 INFO L? ?]: Removed 1091 outVars from TransFormulas that were not future-live. [2024-12-05 21:46:20,680 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:46:22,459 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:46:22,459 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:46:22,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:46:22 BoogieIcfgContainer [2024-12-05 21:46:22,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:46:22,460 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:46:22,460 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:46:22,467 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:46:22,467 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:46:22" (1/1) ... [2024-12-05 21:46:22,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:46:22,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:22,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-05 21:46:22,512 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-05 21:46:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:46:22,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:22,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:24,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:46:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:26,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-12-05 21:46:26,226 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-12-05 21:46:26,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:46:26,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:26,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:34,496 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:46:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:53,948 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) [2024-12-05 21:46:53,952 INFO L158 Benchmark]: Toolchain (without parser) took 36776.99ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 116.1MB in the beginning and 820.0MB in the end (delta: -703.8MB). Peak memory consumption was 508.7MB. Max. memory is 16.1GB. [2024-12-05 21:46:53,952 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:46:53,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.53ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 77.5MB in the end (delta: 38.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 21:46:53,953 INFO L158 Benchmark]: Boogie Procedure Inliner took 211.87ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 81.3MB in the end (delta: -3.7MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2024-12-05 21:46:53,953 INFO L158 Benchmark]: Boogie Preprocessor took 183.18ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 64.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:46:53,953 INFO L158 Benchmark]: RCFGBuilder took 4421.18ms. Allocated memory was 142.6MB in the beginning and 444.6MB in the end (delta: 302.0MB). Free memory was 64.5MB in the beginning and 224.3MB in the end (delta: -159.9MB). Peak memory consumption was 188.8MB. Max. memory is 16.1GB. [2024-12-05 21:46:53,954 INFO L158 Benchmark]: CodeCheck took 31491.19ms. Allocated memory was 444.6MB in the beginning and 1.4GB in the end (delta: 906.0MB). Free memory was 224.3MB in the beginning and 820.0MB in the end (delta: -595.6MB). Peak memory consumption was 318.6MB. Max. memory is 16.1GB. [2024-12-05 21:46:53,955 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 0.33ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.53ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 77.5MB in the end (delta: 38.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 211.87ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 81.3MB in the end (delta: -3.7MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 183.18ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 64.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4421.18ms. Allocated memory was 142.6MB in the beginning and 444.6MB in the end (delta: 302.0MB). Free memory was 64.5MB in the beginning and 224.3MB in the end (delta: -159.9MB). Peak memory consumption was 188.8MB. Max. memory is 16.1GB. * CodeCheck took 31491.19ms. Allocated memory was 444.6MB in the beginning and 1.4GB in the end (delta: 906.0MB). Free memory was 224.3MB in the beginning and 820.0MB in the end (delta: -595.6MB). Peak memory consumption was 318.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:46:53,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/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_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b --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 5b1736736c06966e3b4f5adb4865787ef8bbb0ebdf6c77cc2a8afb60cf5fc8db --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:46:55,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:46:55,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 21:46:55,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:46:55,998 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:46:55,998 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:46:55,999 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:46:55,999 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:46:55,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:46:55,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:46:55,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:46:55,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:46:55,999 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:46:55,999 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:46:55,999 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:46:56,000 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:46:56,000 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:46:56,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:46:56,000 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:46:56,000 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:46:56,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:46:56,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:46:56,000 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:46:56,000 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:56,001 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:46:56,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:46:56,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:46:56,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:46:56,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:46:56,001 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:46:56,001 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:46:56,001 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:56,001 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:46:56,001 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_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b 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 -> 5b1736736c06966e3b4f5adb4865787ef8bbb0ebdf6c77cc2a8afb60cf5fc8db [2024-12-05 21:46:56,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:46:56,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:46:56,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:46:56,238 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:46:56,238 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:46:56,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c [2024-12-05 21:46:58,976 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data/fd10bef0d/80b13da468994182b2fd20631a557815/FLAGc12b7b675 [2024-12-05 21:46:59,196 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:46:59,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c [2024-12-05 21:46:59,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data/fd10bef0d/80b13da468994182b2fd20631a557815/FLAGc12b7b675 [2024-12-05 21:46:59,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/data/fd10bef0d/80b13da468994182b2fd20631a557815 [2024-12-05 21:46:59,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:46:59,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:46:59,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:46:59,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:46:59,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:46:59,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:46:59,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea20e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59, skipping insertion in model container [2024-12-05 21:46:59,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:46:59,556 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:46:59,682 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_a39b37fa-a269-4c01-af1a-fd2728550e6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c[1279,1292] [2024-12-05 21:46:59,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:46:59,836 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:46:59,844 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_a39b37fa-a269-4c01-af1a-fd2728550e6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d16_e0.c[1279,1292] [2024-12-05 21:46:59,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:46:59,934 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:46:59,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59 WrapperNode [2024-12-05 21:46:59,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:46:59,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:46:59,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:46:59,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:46:59,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:46:59,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,001 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 912 [2024-12-05 21:47:00,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:47:00,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:47:00,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:47:00,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:47:00,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,037 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,039 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:47:00,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:47:00,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:47:00,058 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:47:00,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:59" (1/1) ... [2024-12-05 21:47:00,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:47:00,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:47:00,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:47:00,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:47:00,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:47:00,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:47:00,107 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:47:00,107 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:47:00,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:47:00,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:47:00,298 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:47:00,300 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:47:00,852 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-12-05 21:47:00,852 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:47:00,898 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:47:00,899 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:47:00,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:47:00 BoogieIcfgContainer [2024-12-05 21:47:00,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:47:00,900 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:47:00,900 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:47:00,908 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:47:00,908 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:47:00" (1/1) ... [2024-12-05 21:47:00,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:47:00,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:00,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-05 21:47:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-05 21:47:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:47:00,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:00,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:00,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:00,958 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:00,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:47:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:01,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:01,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 21:47:01,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 21:47:01,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:47:02,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:02,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-05 21:47:02,265 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-05 21:47:02,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:47:02,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:02,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:02,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:02,268 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:02,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:47:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:03,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:03,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 21:47:03,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-05 21:47:03,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-05 21:47:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-12-05 21:47:05,204 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-05 21:47:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 21:47:05,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:05,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:05,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:05,207 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:05,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:47:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:06,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:06,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-05 21:47:06,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:09,863 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-05 21:47:09,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:47:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 102 transitions. [2024-12-05 21:47:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2024-12-05 21:47:16,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 21:47:16,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:16,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:16,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:16,034 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:16,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:47:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:18,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:47:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:18,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 207 conjuncts are in the unsatisfiable core [2024-12-05 21:47:18,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:30,990 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-05 21:52:30,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-12-05 21:52:31,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a39b37fa-a269-4c01-af1a-fd2728550e6d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:52:31,006 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) 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) [2024-12-05 21:52:31,009 INFO L158 Benchmark]: Toolchain (without parser) took 331483.92ms. Allocated memory was 92.3MB in the beginning and 939.5MB in the end (delta: 847.2MB). Free memory was 68.2MB in the beginning and 671.8MB in the end (delta: -603.6MB). Peak memory consumption was 590.9MB. Max. memory is 16.1GB. [2024-12-05 21:52:31,010 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:52:31,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.62ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 63.2MB in the end (delta: 4.8MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-12-05 21:52:31,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.06ms. Allocated memory is still 92.3MB. Free memory was 63.2MB in the beginning and 56.3MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:52:31,011 INFO L158 Benchmark]: Boogie Preprocessor took 55.21ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 51.6MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:52:31,011 INFO L158 Benchmark]: RCFGBuilder took 840.81ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 51.6MB in the beginning and 90.0MB in the end (delta: -38.4MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-12-05 21:52:31,012 INFO L158 Benchmark]: CodeCheck took 330108.73ms. Allocated memory was 142.6MB in the beginning and 939.5MB in the end (delta: 796.9MB). Free memory was 90.0MB in the beginning and 671.8MB in the end (delta: -581.8MB). Peak memory consumption was 563.0MB. Max. memory is 16.1GB. [2024-12-05 21:52:31,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.62ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 63.2MB in the end (delta: 4.8MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.06ms. Allocated memory is still 92.3MB. Free memory was 63.2MB in the beginning and 56.3MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.21ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 51.6MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 840.81ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 51.6MB in the beginning and 90.0MB in the end (delta: -38.4MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * CodeCheck took 330108.73ms. Allocated memory was 142.6MB in the beginning and 939.5MB in the end (delta: 796.9MB). Free memory was 90.0MB in the beginning and 671.8MB in the end (delta: -581.8MB). Peak memory consumption was 563.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants