./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/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_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm --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-826ab2b [2024-11-13 20:38:20,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:38:20,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:38:20,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:38:20,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:38:20,413 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:38:20,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:38:20,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:38:20,416 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:38:20,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:38:20,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:38:20,418 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:38:20,418 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:38:20,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:38:20,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:38:20,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:38:20,418 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:38:20,419 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:38:20,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:38:20,419 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:38:20,420 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:38:20,420 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:38:20,420 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:38:20,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:38:20,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:20,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:38:20,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:38:20,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:38:20,421 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:38:20,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:38:20,421 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_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 20:38:20,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:38:20,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:38:20,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:38:20,748 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:38:20,749 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:38:20,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:38:22,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:38:23,039 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:38:23,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c [2024-11-13 20:38:23,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/data/a02997bac/e9c6e85debc84d4b80d776649953b82f/FLAGd4d6f4673 [2024-11-13 20:38:23,222 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/data/a02997bac/e9c6e85debc84d4b80d776649953b82f [2024-11-13 20:38:23,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:38:23,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:38:23,227 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:23,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:38:23,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:38:23,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:23" (1/1) ... [2024-11-13 20:38:23,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f1a4d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:23, skipping insertion in model container [2024-11-13 20:38:23,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:23" (1/1) ... [2024-11-13 20:38:23,307 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:38:23,524 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_a240ed62-f346-4426-ae3f-dbce5a90e96a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c[1184,1197] [2024-11-13 20:38:24,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:24,032 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:38:24,042 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_a240ed62-f346-4426-ae3f-dbce5a90e96a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c[1184,1197] [2024-11-13 20:38:24,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:24,342 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:38:24,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24 WrapperNode [2024-11-13 20:38:24,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:24,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:24,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:38:24,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:38:24,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:24,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:25,237 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5356 [2024-11-13 20:38:25,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:25,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:38:25,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:38:25,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:38:25,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:25,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:25,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:25,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:25,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:25,755 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:25,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:25,826 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:26,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:38:26,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:38:26,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:38:26,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:38:26,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:24" (1/1) ... [2024-11-13 20:38:26,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:26,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:38:26,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:38:26,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:38:26,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:38:26,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:38:26,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:38:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:38:26,713 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:38:26,715 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:34,264 INFO L? ?]: Removed 3157 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:34,264 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:44,074 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:44,075 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:38:44,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:44 BoogieIcfgContainer [2024-11-13 20:38:44,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:44,076 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:44,076 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:44,087 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:44,087 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:44" (1/1) ... [2024-11-13 20:38:44,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:38:44,152 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:38:44,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:38:44,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:44,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:46,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:38:56,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:39:06,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:39:07,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 20:39:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 20:39:07,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:39:07,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:07,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:40:00,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:41:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:41:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:41:20,000 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) [2024-11-13 20:41:20,005 INFO L158 Benchmark]: Toolchain (without parser) took 176778.13ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 114.0MB in the beginning and 959.7MB in the end (delta: -845.7MB). Peak memory consumption was 574.4MB. Max. memory is 16.1GB. [2024-11-13 20:41:20,005 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:41:20,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1116.20ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 91.7MB in the end (delta: 22.1MB). Peak memory consumption was 98.4MB. Max. memory is 16.1GB. [2024-11-13 20:41:20,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 897.00ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 91.7MB in the beginning and 222.2MB in the end (delta: -130.6MB). Peak memory consumption was 111.2MB. Max. memory is 16.1GB. [2024-11-13 20:41:20,012 INFO L158 Benchmark]: Boogie Preprocessor took 774.08ms. Allocated memory is still 343.9MB. Free memory was 222.2MB in the beginning and 197.1MB in the end (delta: 25.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2024-11-13 20:41:20,012 INFO L158 Benchmark]: RCFGBuilder took 18057.75ms. Allocated memory was 343.9MB in the beginning and 645.9MB in the end (delta: 302.0MB). Free memory was 196.8MB in the beginning and 312.1MB in the end (delta: -115.3MB). Peak memory consumption was 731.8MB. Max. memory is 16.1GB. [2024-11-13 20:41:20,013 INFO L158 Benchmark]: CodeCheck took 155926.81ms. Allocated memory was 645.9MB in the beginning and 1.6GB in the end (delta: 914.4MB). Free memory was 312.1MB in the beginning and 959.7MB in the end (delta: -647.6MB). Peak memory consumption was 270.6MB. Max. memory is 16.1GB. [2024-11-13 20:41:20,016 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1116.20ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 91.7MB in the end (delta: 22.1MB). Peak memory consumption was 98.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 897.00ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 91.7MB in the beginning and 222.2MB in the end (delta: -130.6MB). Peak memory consumption was 111.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 774.08ms. Allocated memory is still 343.9MB. Free memory was 222.2MB in the beginning and 197.1MB in the end (delta: 25.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * RCFGBuilder took 18057.75ms. Allocated memory was 343.9MB in the beginning and 645.9MB in the end (delta: 302.0MB). Free memory was 196.8MB in the beginning and 312.1MB in the end (delta: -115.3MB). Peak memory consumption was 731.8MB. Max. memory is 16.1GB. * CodeCheck took 155926.81ms. Allocated memory was 645.9MB in the beginning and 1.6GB in the end (delta: 914.4MB). Free memory was 312.1MB in the beginning and 959.7MB in the end (delta: -647.6MB). Peak memory consumption was 270.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:41:20,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/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_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/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_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm --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-826ab2b [2024-11-13 20:41:23,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:41:23,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 20:41:23,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:41:23,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:41:23,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:41:23,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:41:23,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:41:23,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:41:23,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:41:23,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:41:23,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:41:23,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:41:23,525 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:41:23,525 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:41:23,526 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:41:23,526 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:41:23,526 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:41:23,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:41:23,526 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:41:23,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:41:23,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:41:23,526 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:41:23,526 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:41:23,527 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:41:23,527 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_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 20:41:23,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:41:23,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:41:23,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:41:23,948 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:41:23,949 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:41:23,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:41:26,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:41:26,768 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:41:26,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c [2024-11-13 20:41:26,806 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/data/8b2e863c4/f9cac648a2cc448eac20e00a9308e3ae/FLAG56dfb73c8 [2024-11-13 20:41:26,832 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/data/8b2e863c4/f9cac648a2cc448eac20e00a9308e3ae [2024-11-13 20:41:26,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:41:26,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:41:26,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:41:26,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:41:26,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:41:26,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:41:26" (1/1) ... [2024-11-13 20:41:26,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4852ae4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:26, skipping insertion in model container [2024-11-13 20:41:26,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:41:26" (1/1) ... [2024-11-13 20:41:26,935 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:41:27,230 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_a240ed62-f346-4426-ae3f-dbce5a90e96a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c[1184,1197] [2024-11-13 20:41:27,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:41:27,828 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:41:27,842 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_a240ed62-f346-4426-ae3f-dbce5a90e96a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.2.prop1-func-interl.c[1184,1197] [2024-11-13 20:41:28,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:41:28,158 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:41:28,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28 WrapperNode [2024-11-13 20:41:28,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:41:28,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:41:28,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:41:28,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:41:28,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,414 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1968 [2024-11-13 20:41:28,415 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:41:28,416 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:41:28,416 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:41:28,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:41:28,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:41:28,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:41:28,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:41:28,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:41:28,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:41:28" (1/1) ... [2024-11-13 20:41:28,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:41:28,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:41:28,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:41:28,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:41:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:41:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:41:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:41:28,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:41:29,407 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:41:29,411 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:41:32,441 INFO L? ?]: Removed 75 outVars from TransFormulas that were not future-live. [2024-11-13 20:41:32,441 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:41:32,569 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:41:32,569 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:41:32,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:41:32 BoogieIcfgContainer [2024-11-13 20:41:32,570 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:41:32,571 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:41:32,571 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:41:32,583 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:41:32,584 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:41:32" (1/1) ... [2024-11-13 20:41:32,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:41:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:32,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:41:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:41:32,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:41:32,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:32,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:41:32,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:41:32,673 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:41:32,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:41:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:33,671 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:41:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:33,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:41:33,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:41:34,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:41:34,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:41:34,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:34,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 20:41:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 20:41:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:41:34,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:34,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:41:34,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:41:34,305 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:41:34,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a240ed62-f346-4426-ae3f-dbce5a90e96a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:41:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:35,857 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:41:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:36,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 20:41:36,415 INFO L278 TraceCheckSpWp]: Computing forward predicates...