./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.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_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/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_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/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_0bafbcf2-2625-4896-937c-cf2e31648db0/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 bdebf666281c0633702434aacd14c22b813a1890b4731e54a596c624dc737a14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:23:00,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:23:00,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 23:23:00,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:23:00,564 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:23:00,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:23:00,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:23:00,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:23:00,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:23:00,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:23:00,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:23:00,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:23:00,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:23:00,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:23:00,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:23:00,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:23:00,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:23:00,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:23:00,584 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:23:00,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:23:00,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:23:00,584 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:23:00,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:23:00,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:23:00,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:23:00,584 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:23:00,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:23:00,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:23:00,585 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:23:00,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:23:00,585 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_0bafbcf2-2625-4896-937c-cf2e31648db0/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 -> bdebf666281c0633702434aacd14c22b813a1890b4731e54a596c624dc737a14 [2024-12-05 23:23:00,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:23:00,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:23:00,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:23:00,815 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:23:00,815 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:23:00,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c [2024-12-05 23:23:03,422 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data/a716e57aa/15ddb05feeab45c1ba8bc9925f369694/FLAGefb3b6b94 [2024-12-05 23:23:03,770 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:23:03,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c [2024-12-05 23:23:03,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data/a716e57aa/15ddb05feeab45c1ba8bc9925f369694/FLAGefb3b6b94 [2024-12-05 23:23:03,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data/a716e57aa/15ddb05feeab45c1ba8bc9925f369694 [2024-12-05 23:23:03,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:23:03,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:23:03,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:23:03,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:23:03,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:23:03,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:23:03" (1/1) ... [2024-12-05 23:23:03,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d25226d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:03, skipping insertion in model container [2024-12-05 23:23:03,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:23:03" (1/1) ... [2024-12-05 23:23:03,869 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:23:04,009 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_0bafbcf2-2625-4896-937c-cf2e31648db0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c[1176,1189] [2024-12-05 23:23:04,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:23:04,411 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:23:04,419 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_0bafbcf2-2625-4896-937c-cf2e31648db0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c[1176,1189] [2024-12-05 23:23:04,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:23:04,666 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:23:04,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04 WrapperNode [2024-12-05 23:23:04,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:23:04,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:23:04,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:23:04,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:23:04,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:04,767 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:05,575 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10074 [2024-12-05 23:23:05,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:23:05,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:23:05,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:23:05,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:23:05,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:05,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:05,851 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:05,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:06,211 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:06,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:06,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:06,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:06,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:06,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:23:06,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:23:06,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:23:06,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:23:06,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:04" (1/1) ... [2024-12-05 23:23:06,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:23:06,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:23:06,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:23:06,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:23:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:23:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:23:06,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:23:06,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:23:07,102 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:23:07,103 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:23:21,371 INFO L? ?]: Removed 5591 outVars from TransFormulas that were not future-live. [2024-12-05 23:23:21,371 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:23:35,683 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:23:35,684 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:23:35,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:23:35 BoogieIcfgContainer [2024-12-05 23:23:35,684 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:23:35,685 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:23:35,685 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:23:35,695 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:23:35,696 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:23:35" (1/1) ... [2024-12-05 23:23:35,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:23:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:23:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:23:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:23:35,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:35,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:37,465 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 23:23:47,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:23:57,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:23:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 23:23:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 23:23:58,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:23:58,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:58,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:26:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:26:30,966 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 23:26:30,969 INFO L158 Benchmark]: Toolchain (without parser) took 207164.81ms. Allocated memory was 117.4MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 88.4MB in the beginning and 1.0GB in the end (delta: -952.3MB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-12-05 23:26:30,969 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:26:30,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 862.09ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 88.1MB in the beginning and 197.7MB in the end (delta: -109.6MB). Peak memory consumption was 89.9MB. Max. memory is 16.1GB. [2024-12-05 23:26:30,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 907.51ms. Allocated memory was 276.8MB in the beginning and 763.4MB in the end (delta: 486.5MB). Free memory was 197.1MB in the beginning and 528.5MB in the end (delta: -331.4MB). Peak memory consumption was 199.8MB. Max. memory is 16.1GB. [2024-12-05 23:26:30,970 INFO L158 Benchmark]: Boogie Preprocessor took 925.41ms. Allocated memory was 763.4MB in the beginning and 729.8MB in the end (delta: -33.6MB). Free memory was 528.5MB in the beginning and 453.0MB in the end (delta: 75.5MB). Peak memory consumption was 101.1MB. Max. memory is 16.1GB. [2024-12-05 23:26:30,971 INFO L158 Benchmark]: RCFGBuilder took 29181.55ms. Allocated memory was 729.8MB in the beginning and 3.1GB in the end (delta: 2.4GB). Free memory was 453.0MB in the beginning and 2.2GB in the end (delta: -1.7GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-12-05 23:26:30,971 INFO L158 Benchmark]: CodeCheck took 175283.38ms. Allocated memory is still 3.1GB. Free memory was 2.2GB in the beginning and 1.0GB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-05 23:26:30,973 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 0.19ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 862.09ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 88.1MB in the beginning and 197.7MB in the end (delta: -109.6MB). Peak memory consumption was 89.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 907.51ms. Allocated memory was 276.8MB in the beginning and 763.4MB in the end (delta: 486.5MB). Free memory was 197.1MB in the beginning and 528.5MB in the end (delta: -331.4MB). Peak memory consumption was 199.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 925.41ms. Allocated memory was 763.4MB in the beginning and 729.8MB in the end (delta: -33.6MB). Free memory was 528.5MB in the beginning and 453.0MB in the end (delta: 75.5MB). Peak memory consumption was 101.1MB. Max. memory is 16.1GB. * RCFGBuilder took 29181.55ms. Allocated memory was 729.8MB in the beginning and 3.1GB in the end (delta: 2.4GB). Free memory was 453.0MB in the beginning and 2.2GB in the end (delta: -1.7GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * CodeCheck took 175283.38ms. Allocated memory is still 3.1GB. Free memory was 2.2GB in the beginning and 1.0GB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:26:31,179 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 23:26:31,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/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_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/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_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/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_0bafbcf2-2625-4896-937c-cf2e31648db0/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 bdebf666281c0633702434aacd14c22b813a1890b4731e54a596c624dc737a14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:26:33,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:26:33,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 23:26:33,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:26:33,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:26:33,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:26:33,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:26:33,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:26:33,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:26:33,165 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:26:33,166 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:26:33,167 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:26:33,167 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:26:33,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:26:33,167 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:33,168 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:26:33,168 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_0bafbcf2-2625-4896-937c-cf2e31648db0/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 -> bdebf666281c0633702434aacd14c22b813a1890b4731e54a596c624dc737a14 [2024-12-05 23:26:33,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:26:33,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:26:33,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:26:33,415 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:26:33,415 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:26:33,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c [2024-12-05 23:26:36,089 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data/c2f0a488a/2fd12bb983394b999107e151c7aa5a04/FLAGf0216dcd6 [2024-12-05 23:26:36,375 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:26:36,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c [2024-12-05 23:26:36,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data/c2f0a488a/2fd12bb983394b999107e151c7aa5a04/FLAGf0216dcd6 [2024-12-05 23:26:36,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/data/c2f0a488a/2fd12bb983394b999107e151c7aa5a04 [2024-12-05 23:26:36,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:26:36,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:26:36,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:26:36,412 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:26:36,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:26:36,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:26:36" (1/1) ... [2024-12-05 23:26:36,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578fb417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:36, skipping insertion in model container [2024-12-05 23:26:36,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:26:36" (1/1) ... [2024-12-05 23:26:36,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:26:36,647 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_0bafbcf2-2625-4896-937c-cf2e31648db0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c[1176,1189] [2024-12-05 23:26:36,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:26:36,980 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:26:36,990 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_0bafbcf2-2625-4896-937c-cf2e31648db0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.7.prop1-func-interl.c[1176,1189] [2024-12-05 23:26:37,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:26:37,155 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:26:37,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37 WrapperNode [2024-12-05 23:26:37,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:26:37,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:26:37,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:26:37,156 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:26:37,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,279 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3150 [2024-12-05 23:26:37,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:26:37,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:26:37,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:26:37,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:26:37,285 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,357 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,403 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:26:37,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:26:37,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:26:37,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:26:37,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:26:37,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:26:37,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:26:37,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:26:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:26:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:26:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:26:37,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:26:37,928 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:26:37,930 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:26:42,510 INFO L? ?]: Removed 109 outVars from TransFormulas that were not future-live. [2024-12-05 23:26:42,510 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:26:42,613 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:26:42,614 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:26:42,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:26:42 BoogieIcfgContainer [2024-12-05 23:26:42,614 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:26:42,615 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:26:42,615 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:26:42,624 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:26:42,624 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:26:42" (1/1) ... [2024-12-05 23:26:42,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:26:42,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:42,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:26:42,676 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:26:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:26:42,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:42,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:42,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:42,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:42,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:26:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:43,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:43,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:26:43,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:43,814 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 23:26:43,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:26:45,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:26:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 23:26:45,186 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 23:26:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:26:45,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:45,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:45,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:45,189 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:45,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bafbcf2-2625-4896-937c-cf2e31648db0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:26:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:47,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:47,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 23:26:47,426 INFO L279 TraceCheckSpWp]: Computing forward predicates...