./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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 9138a2614bedb023e2047cd39c42b34c38da629619813e3b818f3e1fdd02af0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:31:59,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:31:59,669 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 23:31:59,672 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:31:59,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:31:59,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:31:59,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:31:59,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:31:59,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:31:59,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:31:59,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:31:59,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:31:59,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:31:59,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:31:59,694 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:31:59,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:31:59,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:31:59,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:31:59,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:31:59,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:31:59,694 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:31:59,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:31:59,694 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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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 -> 9138a2614bedb023e2047cd39c42b34c38da629619813e3b818f3e1fdd02af0f [2024-12-05 23:31:59,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:31:59,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:31:59,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:31:59,926 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:31:59,927 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:31:59,928 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c [2024-12-05 23:32:02,525 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data/b6e265e6c/0955306de3f34497a6b346561b34931f/FLAG2ea12c8d3 [2024-12-05 23:32:02,803 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:32:02,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c [2024-12-05 23:32:02,815 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data/b6e265e6c/0955306de3f34497a6b346561b34931f/FLAG2ea12c8d3 [2024-12-05 23:32:02,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data/b6e265e6c/0955306de3f34497a6b346561b34931f [2024-12-05 23:32:02,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:32:02,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:32:02,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:32:02,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:32:02,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:32:02,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:32:02" (1/1) ... [2024-12-05 23:32:02,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343ec61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:02, skipping insertion in model container [2024-12-05 23:32:02,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:32:02" (1/1) ... [2024-12-05 23:32:02,872 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:32:03,012 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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c[1280,1293] [2024-12-05 23:32:03,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:32:03,247 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:32:03,257 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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c[1280,1293] [2024-12-05 23:32:03,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:32:03,378 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:32:03,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03 WrapperNode [2024-12-05 23:32:03,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:32:03,379 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:32:03,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:32:03,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:32:03,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,416 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,583 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3162 [2024-12-05 23:32:03,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:32:03,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:32:03,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:32:03,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:32:03,590 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,721 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:32:03,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:32:03,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:32:03,794 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:32:03,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:03" (1/1) ... [2024-12-05 23:32:03,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:32:03,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:32:03,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:32:03,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:32:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:32:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:32:03,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:32:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:32:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:32:03,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:32:04,133 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:32:04,135 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:32:07,355 INFO L? ?]: Removed 1764 outVars from TransFormulas that were not future-live. [2024-12-05 23:32:07,355 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:32:10,202 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:32:10,202 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:32:10,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:32:10 BoogieIcfgContainer [2024-12-05 23:32:10,203 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:32:10,204 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:32:10,204 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:32:10,213 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:32:10,213 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:32:10" (1/1) ... [2024-12-05 23:32:10,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:32:10,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:10,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-05 23:32:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-05 23:32:10,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:32:10,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:10,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:32:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:14,903 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 23:32:24,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:32:26,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:26,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-12-05 23:32:26,253 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-12-05 23:32:26,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:32:26,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:26,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:32:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:32:33,432 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:32:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:32:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:32:50,013 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 23:32:50,016 INFO L158 Benchmark]: Toolchain (without parser) took 47186.53ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 115.4MB in the beginning and 758.3MB in the end (delta: -642.8MB). Peak memory consumption was 520.0MB. Max. memory is 16.1GB. [2024-12-05 23:32:50,016 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:32:50,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.64ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 62.5MB in the end (delta: 52.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-05 23:32:50,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 204.36ms. Allocated memory is still 142.6MB. Free memory was 62.5MB in the beginning and 55.6MB in the end (delta: 7.0MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-12-05 23:32:50,018 INFO L158 Benchmark]: Boogie Preprocessor took 209.41ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 55.6MB in the beginning and 74.7MB in the end (delta: -19.2MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2024-12-05 23:32:50,018 INFO L158 Benchmark]: RCFGBuilder took 6408.74ms. Allocated memory was 151.0MB in the beginning and 503.3MB in the end (delta: 352.3MB). Free memory was 74.7MB in the beginning and 242.5MB in the end (delta: -167.7MB). Peak memory consumption was 334.3MB. Max. memory is 16.1GB. [2024-12-05 23:32:50,019 INFO L158 Benchmark]: CodeCheck took 39811.91ms. Allocated memory was 503.3MB in the beginning and 1.3GB in the end (delta: 796.9MB). Free memory was 242.5MB in the beginning and 758.3MB in the end (delta: -515.8MB). Peak memory consumption was 289.4MB. Max. memory is 16.1GB. [2024-12-05 23:32:50,021 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 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 548.64ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 62.5MB in the end (delta: 52.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 204.36ms. Allocated memory is still 142.6MB. Free memory was 62.5MB in the beginning and 55.6MB in the end (delta: 7.0MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 209.41ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 55.6MB in the beginning and 74.7MB in the end (delta: -19.2MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * RCFGBuilder took 6408.74ms. Allocated memory was 151.0MB in the beginning and 503.3MB in the end (delta: 352.3MB). Free memory was 74.7MB in the beginning and 242.5MB in the end (delta: -167.7MB). Peak memory consumption was 334.3MB. Max. memory is 16.1GB. * CodeCheck took 39811.91ms. Allocated memory was 503.3MB in the beginning and 1.3GB in the end (delta: 796.9MB). Free memory was 242.5MB in the beginning and 758.3MB in the end (delta: -515.8MB). Peak memory consumption was 289.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:32:50,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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 9138a2614bedb023e2047cd39c42b34c38da629619813e3b818f3e1fdd02af0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:32:51,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:32:52,056 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 23:32:52,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:32:52,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:32:52,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:32:52,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:32:52,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:32:52,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:32:52,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:32:52,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:32:52,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:32:52,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:32:52,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:32:52,086 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:32:52,086 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:52,087 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:32:52,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:32:52,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:32:52,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:32:52,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:32:52,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:32:52,087 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:32:52,087 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:52,087 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:32:52,087 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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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 -> 9138a2614bedb023e2047cd39c42b34c38da629619813e3b818f3e1fdd02af0f [2024-12-05 23:32:52,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:32:52,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:32:52,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:32:52,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:32:52,338 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:32:52,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c [2024-12-05 23:32:54,977 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data/d56cf049d/50fbe9b350ca4f7aa81b4b7a98380fb3/FLAGa34985b36 [2024-12-05 23:32:55,249 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:32:55,250 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c [2024-12-05 23:32:55,263 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data/d56cf049d/50fbe9b350ca4f7aa81b4b7a98380fb3/FLAGa34985b36 [2024-12-05 23:32:55,275 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/data/d56cf049d/50fbe9b350ca4f7aa81b4b7a98380fb3 [2024-12-05 23:32:55,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:32:55,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:32:55,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:32:55,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:32:55,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:32:55,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209ffa92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55, skipping insertion in model container [2024-12-05 23:32:55,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,325 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:32:55,453 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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c[1280,1293] [2024-12-05 23:32:55,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:32:55,676 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:32:55,684 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_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d32_e0.c[1280,1293] [2024-12-05 23:32:55,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:32:55,801 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:32:55,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55 WrapperNode [2024-12-05 23:32:55,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:32:55,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:32:55,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:32:55,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:32:55,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,888 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1458 [2024-12-05 23:32:55,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:32:55,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:32:55,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:32:55,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:32:55,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,906 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,906 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,931 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,933 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:32:55,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:32:55,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:32:55,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:32:55,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:32:55" (1/1) ... [2024-12-05 23:32:55,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:32:55,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:32:56,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:32:56,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:32:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:32:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:32:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:32:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:32:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:32:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:32:56,296 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:32:56,298 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:32:57,352 INFO L? ?]: Removed 416 outVars from TransFormulas that were not future-live. [2024-12-05 23:32:57,353 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:32:57,424 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:32:57,425 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:32:57,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:32:57 BoogieIcfgContainer [2024-12-05 23:32:57,425 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:32:57,426 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:32:57,426 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:32:57,435 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:32:57,435 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:32:57" (1/1) ... [2024-12-05 23:32:57,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:32:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-05 23:32:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-05 23:32:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:32:57,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:57,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:57,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:57,497 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:57,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:32:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:58,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:32:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:58,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 23:32:58,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:58,826 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 23:32:58,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:32:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-05 23:32:59,254 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-05 23:32:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:32:59,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:59,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:32:59,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:32:59,256 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:32:59,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:33:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:00,614 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:01,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 23:33:01,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:01,653 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 23:33:01,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:33:03,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:03,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-12-05 23:33:03,257 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-05 23:33:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:33:03,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:03,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:33:03,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:33:03,261 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:33:03,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:33:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:05,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:33:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:05,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 1431 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-05 23:33:05,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:15,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-05 23:33:15,436 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/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 23:33:15,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd1e4b30-49c2-439b-a2ee-e77d73e3f7a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:33:15,453 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 23:33:15,457 INFO L158 Benchmark]: Toolchain (without parser) took 20178.20ms. Allocated memory was 92.3MB in the beginning and 369.1MB in the end (delta: 276.8MB). Free memory was 67.5MB in the beginning and 263.1MB in the end (delta: -195.7MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2024-12-05 23:33:15,458 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:33:15,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.03ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 50.4MB in the end (delta: 16.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-12-05 23:33:15,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.53ms. Allocated memory is still 92.3MB. Free memory was 50.4MB in the beginning and 40.1MB in the end (delta: 10.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:33:15,459 INFO L158 Benchmark]: Boogie Preprocessor took 67.93ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 33.7MB in the end (delta: 6.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:33:15,459 INFO L158 Benchmark]: RCFGBuilder took 1467.44ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 33.7MB in the beginning and 75.5MB in the end (delta: -41.8MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2024-12-05 23:33:15,460 INFO L158 Benchmark]: CodeCheck took 18030.65ms. Allocated memory was 134.2MB in the beginning and 369.1MB in the end (delta: 234.9MB). Free memory was 74.3MB in the beginning and 263.1MB in the end (delta: -188.9MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2024-12-05 23:33:15,462 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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.03ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 50.4MB in the end (delta: 16.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.53ms. Allocated memory is still 92.3MB. Free memory was 50.4MB in the beginning and 40.1MB in the end (delta: 10.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.93ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 33.7MB in the end (delta: 6.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1467.44ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 33.7MB in the beginning and 75.5MB in the end (delta: -41.8MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. * CodeCheck took 18030.65ms. Allocated memory was 134.2MB in the beginning and 369.1MB in the end (delta: 234.9MB). Free memory was 74.3MB in the beginning and 263.1MB in the end (delta: -188.9MB). Peak memory consumption was 45.0MB. 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