./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/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 e2c0e9683dc1c3452234117f54dad21cf25cb85edc6cb98233b26b52638fd46a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:28:27,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:28:27,997 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:28:28,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:28:28,001 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:28:28,020 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:28:28,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:28:28,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:28:28,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:28:28,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:28:28,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:28:28,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:28:28,022 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:28:28,022 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:28:28,023 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:28:28,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:28:28,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:28,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:28:28,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:28:28,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:28:28,023 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:28:28,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:28:28,023 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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/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 -> e2c0e9683dc1c3452234117f54dad21cf25cb85edc6cb98233b26b52638fd46a [2024-12-05 22:28:28,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:28:28,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:28:28,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:28:28,238 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:28:28,239 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:28:28,240 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c [2024-12-05 22:28:30,817 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data/8336f2edb/fcb2c9e797734372a1e538ff8c8531e7/FLAGaa060f3ca [2024-12-05 22:28:31,107 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:28:31,108 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c [2024-12-05 22:28:31,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data/8336f2edb/fcb2c9e797734372a1e538ff8c8531e7/FLAGaa060f3ca [2024-12-05 22:28:31,397 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data/8336f2edb/fcb2c9e797734372a1e538ff8c8531e7 [2024-12-05 22:28:31,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:28:31,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:28:31,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:28:31,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:28:31,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:28:31,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:28:31" (1/1) ... [2024-12-05 22:28:31,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cded340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:31, skipping insertion in model container [2024-12-05 22:28:31,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:28:31" (1/1) ... [2024-12-05 22:28:31,446 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:28:31,600 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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c[1184,1197] [2024-12-05 22:28:31,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:28:31,880 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:28:31,889 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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c[1184,1197] [2024-12-05 22:28:32,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:28:32,064 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:28:32,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32 WrapperNode [2024-12-05 22:28:32,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:28:32,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:28:32,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:28:32,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:28:32,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,531 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5356 [2024-12-05 22:28:32,532 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:28:32,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:28:32,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:28:32,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:28:32,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,623 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,759 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,847 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,908 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:28:32,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:28:32,964 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:28:32,964 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:28:32,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:32" (1/1) ... [2024-12-05 22:28:32,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:32,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:28:32,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:28:32,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:28:33,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:28:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:28:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:28:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:28:33,346 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:28:33,347 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:28:38,300 INFO L? ?]: Removed 3157 outVars from TransFormulas that were not future-live. [2024-12-05 22:28:38,300 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:28:43,992 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:28:43,992 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:28:43,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:43 BoogieIcfgContainer [2024-12-05 22:28:43,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:28:43,993 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:28:43,993 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:28:44,000 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:28:44,000 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:43" (1/1) ... [2024-12-05 22:28:44,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:28:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:28:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:28:44,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:28:44,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:44,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:45,278 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 22:28:55,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:29:05,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:29:05,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:05,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:29:05,774 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:29:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:29:05,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:05,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:29:36,215 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:30:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:30:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:30:26,110 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 22:30:26,115 INFO L158 Benchmark]: Toolchain (without parser) took 114715.04ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 114.5MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-05 22:30:26,115 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:30:26,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 664.30ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 86.5MB in the end (delta: 28.1MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. [2024-12-05 22:30:26,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 466.54ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 86.5MB in the beginning and 218.7MB in the end (delta: -132.3MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. [2024-12-05 22:30:26,117 INFO L158 Benchmark]: Boogie Preprocessor took 431.05ms. Allocated memory is still 352.3MB. Free memory was 218.7MB in the beginning and 204.9MB in the end (delta: 13.9MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. [2024-12-05 22:30:26,118 INFO L158 Benchmark]: RCFGBuilder took 11029.11ms. Allocated memory was 352.3MB in the beginning and 1.2GB in the end (delta: 813.7MB). Free memory was 204.4MB in the beginning and 555.1MB in the end (delta: -350.7MB). Peak memory consumption was 786.8MB. Max. memory is 16.1GB. [2024-12-05 22:30:26,118 INFO L158 Benchmark]: CodeCheck took 102120.70ms. Allocated memory was 1.2GB in the beginning and 2.5GB in the end (delta: 1.3GB). Free memory was 555.1MB in the beginning and 1.4GB in the end (delta: -837.6MB). Peak memory consumption was 504.5MB. Max. memory is 16.1GB. [2024-12-05 22:30:26,121 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 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 664.30ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 86.5MB in the end (delta: 28.1MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 466.54ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 86.5MB in the beginning and 218.7MB in the end (delta: -132.3MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 431.05ms. Allocated memory is still 352.3MB. Free memory was 218.7MB in the beginning and 204.9MB in the end (delta: 13.9MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. * RCFGBuilder took 11029.11ms. Allocated memory was 352.3MB in the beginning and 1.2GB in the end (delta: 813.7MB). Free memory was 204.4MB in the beginning and 555.1MB in the end (delta: -350.7MB). Peak memory consumption was 786.8MB. Max. memory is 16.1GB. * CodeCheck took 102120.70ms. Allocated memory was 1.2GB in the beginning and 2.5GB in the end (delta: 1.3GB). Free memory was 555.1MB in the beginning and 1.4GB in the end (delta: -837.6MB). Peak memory consumption was 504.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:30:26,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/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 e2c0e9683dc1c3452234117f54dad21cf25cb85edc6cb98233b26b52638fd46a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:30:28,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:30:28,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:30:28,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:30:28,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:30:28,351 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:30:28,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:30:28,352 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:30:28,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:30:28,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:30:28,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:30:28,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:30:28,353 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:30:28,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:30:28,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:30:28,354 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:30:28,354 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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/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 -> e2c0e9683dc1c3452234117f54dad21cf25cb85edc6cb98233b26b52638fd46a [2024-12-05 22:30:28,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:30:28,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:30:28,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:30:28,596 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:30:28,596 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:30:28,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c [2024-12-05 22:30:31,384 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data/bb4d84192/eee10584bb9a45d19680fb941e265796/FLAG22e94c749 [2024-12-05 22:30:31,636 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:30:31,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c [2024-12-05 22:30:31,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data/bb4d84192/eee10584bb9a45d19680fb941e265796/FLAG22e94c749 [2024-12-05 22:30:31,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/data/bb4d84192/eee10584bb9a45d19680fb941e265796 [2024-12-05 22:30:31,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:30:31,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:30:31,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:30:31,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:30:31,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:30:31,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:30:31" (1/1) ... [2024-12-05 22:30:31,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289b2674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:31, skipping insertion in model container [2024-12-05 22:30:31,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:30:31" (1/1) ... [2024-12-05 22:30:31,715 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:30:31,850 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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c[1184,1197] [2024-12-05 22:30:32,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:30:32,109 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:30:32,119 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_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c[1184,1197] [2024-12-05 22:30:32,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:30:32,247 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:30:32,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32 WrapperNode [2024-12-05 22:30:32,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:30:32,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:30:32,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:30:32,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:30:32,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,283 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,360 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1968 [2024-12-05 22:30:32,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:30:32,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:30:32,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:30:32,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:30:32,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,411 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,415 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:30:32,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:30:32,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:30:32,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:30:32,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:30:32" (1/1) ... [2024-12-05 22:30:32,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:30:32,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:30:32,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:30:32,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:30:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:30:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:30:32,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:30:32,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:30:32,824 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:30:32,826 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:30:34,169 INFO L? ?]: Removed 75 outVars from TransFormulas that were not future-live. [2024-12-05 22:30:34,169 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:30:34,222 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:30:34,222 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:30:34,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:30:34 BoogieIcfgContainer [2024-12-05 22:30:34,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:30:34,223 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:30:34,223 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:30:34,231 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:30:34,231 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:30:34" (1/1) ... [2024-12-05 22:30:34,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:30:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:30:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:30:34,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:30:34,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:34,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:30:34,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:30:34,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:30:34,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:30:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:34,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:30:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:35,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:30:35,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:30:35,092 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 22:30:35,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:30:35,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:35,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:30:35,350 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:30:35,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:30:35,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:35,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:30:35,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:30:35,353 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:30:35,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ad2fb4f-507a-47ed-a4bb-1ea667825b41/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:30:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:36,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:30:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:36,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-05 22:30:36,588 INFO L279 TraceCheckSpWp]: Computing forward predicates...