./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.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_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/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_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/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_3b21ace3-eab7-415b-8bde-6fb98bca480a/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 79e11d385f7be84f09ed62d488aac5e82c72a2166f51ecfbb86aa7816757a077 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:15:51,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:15:51,446 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:15:51,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:15:51,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:15:51,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:15:51,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:15:51,471 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:15:51,471 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:15:51,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:15:51,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:15:51,472 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:15:51,472 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:15:51,473 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:15:51,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:15:51,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:15:51,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:15:51,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:15:51,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:15:51,473 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:15:51,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:15:51,473 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_3b21ace3-eab7-415b-8bde-6fb98bca480a/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 -> 79e11d385f7be84f09ed62d488aac5e82c72a2166f51ecfbb86aa7816757a077 [2024-12-05 22:15:51,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:15:51,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:15:51,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:15:51,717 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:15:51,718 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:15:51,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c [2024-12-05 22:15:54,411 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data/de8ebec82/c6e8e71681054fbcba72bf2633358c98/FLAG32679893f [2024-12-05 22:15:54,733 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:15:54,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c [2024-12-05 22:15:54,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data/de8ebec82/c6e8e71681054fbcba72bf2633358c98/FLAG32679893f [2024-12-05 22:15:54,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data/de8ebec82/c6e8e71681054fbcba72bf2633358c98 [2024-12-05 22:15:54,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:15:54,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:15:54,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:15:54,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:15:54,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:15:54,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:15:54" (1/1) ... [2024-12-05 22:15:54,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34df65a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:54, skipping insertion in model container [2024-12-05 22:15:54,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:15:54" (1/1) ... [2024-12-05 22:15:55,047 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:15:55,216 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_3b21ace3-eab7-415b-8bde-6fb98bca480a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c[1176,1189] [2024-12-05 22:15:55,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:15:55,572 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:15:55,580 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_3b21ace3-eab7-415b-8bde-6fb98bca480a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c[1176,1189] [2024-12-05 22:15:55,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:15:55,762 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:15:55,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55 WrapperNode [2024-12-05 22:15:55,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:15:55,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:15:55,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:15:55,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:15:55,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:55,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:56,465 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9887 [2024-12-05 22:15:56,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:15:56,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:15:56,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:15:56,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:15:56,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:56,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:56,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:56,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:57,139 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:57,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:57,221 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:57,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:57,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:57,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:15:57,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:15:57,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:15:57,444 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:15:57,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:15:55" (1/1) ... [2024-12-05 22:15:57,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:15:57,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:15:57,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:15:57,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:15:57,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:15:57,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:15:57,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:15:57,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:15:57,961 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:15:57,963 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:16:09,892 INFO L? ?]: Removed 5234 outVars from TransFormulas that were not future-live. [2024-12-05 22:16:09,893 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:16:24,758 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:16:24,759 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:16:24,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:16:24 BoogieIcfgContainer [2024-12-05 22:16:24,759 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:16:24,760 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:16:24,760 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:16:24,769 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:16:24,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:16:24" (1/1) ... [2024-12-05 22:16:24,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:16:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:16:24,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:16:24,821 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:16:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:16:24,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:16:24,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:16:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:16:26,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:16:36,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:16:46,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:16:47,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:16:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:16:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:16:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:16:47,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:16:47,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:19:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:19:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:19:14,045 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 22:19:14,052 INFO L158 Benchmark]: Toolchain (without parser) took 199057.84ms. Allocated memory was 117.4MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 89.2MB in the beginning and 897.2MB in the end (delta: -807.9MB). Peak memory consumption was 961.3MB. Max. memory is 16.1GB. [2024-12-05 22:19:14,052 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 72.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:19:14,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 769.60ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 89.2MB in the beginning and 117.8MB in the end (delta: -28.6MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2024-12-05 22:19:14,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 701.72ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 117.8MB in the beginning and 403.8MB in the end (delta: -286.0MB). Peak memory consumption was 171.3MB. Max. memory is 16.1GB. [2024-12-05 22:19:14,055 INFO L158 Benchmark]: Boogie Preprocessor took 976.77ms. Allocated memory was 629.1MB in the beginning and 503.3MB in the end (delta: -125.8MB). Free memory was 403.8MB in the beginning and 249.1MB in the end (delta: 154.7MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. [2024-12-05 22:19:14,055 INFO L158 Benchmark]: RCFGBuilder took 27315.49ms. Allocated memory was 503.3MB in the beginning and 1.5GB in the end (delta: 1.0GB). Free memory was 249.1MB in the beginning and 371.5MB in the end (delta: -122.4MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-05 22:19:14,056 INFO L158 Benchmark]: CodeCheck took 169289.81ms. Allocated memory was 1.5GB in the beginning and 1.9GB in the end (delta: 369.1MB). Free memory was 371.5MB in the beginning and 897.2MB in the end (delta: -525.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:19:14,060 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 0.27ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 72.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 769.60ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 89.2MB in the beginning and 117.8MB in the end (delta: -28.6MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 701.72ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 117.8MB in the beginning and 403.8MB in the end (delta: -286.0MB). Peak memory consumption was 171.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 976.77ms. Allocated memory was 629.1MB in the beginning and 503.3MB in the end (delta: -125.8MB). Free memory was 403.8MB in the beginning and 249.1MB in the end (delta: 154.7MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. * RCFGBuilder took 27315.49ms. Allocated memory was 503.3MB in the beginning and 1.5GB in the end (delta: 1.0GB). Free memory was 249.1MB in the beginning and 371.5MB in the end (delta: -122.4MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 169289.81ms. Allocated memory was 1.5GB in the beginning and 1.9GB in the end (delta: 369.1MB). Free memory was 371.5MB in the beginning and 897.2MB in the end (delta: -525.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:19:14,274 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 22:19:14,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/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_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/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_3b21ace3-eab7-415b-8bde-6fb98bca480a/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 79e11d385f7be84f09ed62d488aac5e82c72a2166f51ecfbb86aa7816757a077 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:19:16,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:19:16,203 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:19:16,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:19:16,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:19:16,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:19:16,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:19:16,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:19:16,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:19:16,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:19:16,232 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:19:16,232 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:19:16,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:19:16,233 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:19:16,233 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:19:16,233 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:19:16,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:19:16,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:19:16,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:19:16,233 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:19:16,233 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:19:16,234 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:19:16,234 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:19:16,234 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:19:16,234 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_3b21ace3-eab7-415b-8bde-6fb98bca480a/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 -> 79e11d385f7be84f09ed62d488aac5e82c72a2166f51ecfbb86aa7816757a077 [2024-12-05 22:19:16,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:19:16,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:19:16,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:19:16,482 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:19:16,483 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:19:16,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c [2024-12-05 22:19:19,114 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data/95cb5ecb0/8e163bbb42424dfdaf6b6d724197f67d/FLAGfc989a24b [2024-12-05 22:19:19,432 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:19:19,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c [2024-12-05 22:19:19,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data/95cb5ecb0/8e163bbb42424dfdaf6b6d724197f67d/FLAGfc989a24b [2024-12-05 22:19:19,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/data/95cb5ecb0/8e163bbb42424dfdaf6b6d724197f67d [2024-12-05 22:19:19,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:19:19,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:19:19,687 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:19:19,687 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:19:19,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:19:19,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:19:19" (1/1) ... [2024-12-05 22:19:19,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41cea2d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:19, skipping insertion in model container [2024-12-05 22:19:19,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:19:19" (1/1) ... [2024-12-05 22:19:19,736 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:19:19,880 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_3b21ace3-eab7-415b-8bde-6fb98bca480a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c[1176,1189] [2024-12-05 22:19:20,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:19:20,175 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:19:20,185 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_3b21ace3-eab7-415b-8bde-6fb98bca480a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.3.prop1-func-interl.c[1176,1189] [2024-12-05 22:19:20,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:19:20,346 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:19:20,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20 WrapperNode [2024-12-05 22:19:20,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:19:20,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:19:20,348 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:19:20,348 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:19:20,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,386 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,486 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2575 [2024-12-05 22:19:20,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:19:20,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:19:20,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:19:20,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:19:20,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,548 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:19:20,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:19:20,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:19:20,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:19:20,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:19:20" (1/1) ... [2024-12-05 22:19:20,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:19:20,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:19:20,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:19:20,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:19:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:19:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:19:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:19:20,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:19:21,052 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:19:21,054 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:19:27,454 INFO L? ?]: Removed 96 outVars from TransFormulas that were not future-live. [2024-12-05 22:19:27,454 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:19:27,543 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:19:27,543 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:19:27,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:19:27 BoogieIcfgContainer [2024-12-05 22:19:27,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:19:27,545 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:19:27,545 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:19:27,554 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:19:27,554 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:19:27" (1/1) ... [2024-12-05 22:19:27,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:19:27,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:19:27,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:19:27,607 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:19:27,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:19:27,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:19:27,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:19:27,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:19:27,613 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:19:27,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:19:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:28,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:19:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:28,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:19:28,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:19:28,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:19:28,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:19:30,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:19:31,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:19:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:19:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:19:31,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:19:31,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:19:31,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:19:31,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:19:31,040 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:19:31,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b21ace3-eab7-415b-8bde-6fb98bca480a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:19:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:33,084 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:19:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:33,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:19:33,545 INFO L279 TraceCheckSpWp]: Computing forward predicates...