./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.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_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/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_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/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_4499113e-a12c-415b-b815-a1e92cc05b4a/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 0912ab1201bdb71c08393fa993561718ce54d772626acabbc8081e133d417f51 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:55:46,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:55:46,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:55:46,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:55:46,879 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:55:46,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:55:46,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:55:46,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:55:46,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:55:46,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:55:46,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:55:46,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:55:46,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:55:46,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:55:46,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:55:46,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:55:46,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:55:46,924 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:55:46,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:55:46,924 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:55:46,924 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:55:46,924 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:55:46,924 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:55:46,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:55:46,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:46,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:55:46,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:55:46,925 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:55:46,925 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:55:46,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:55:46,925 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_4499113e-a12c-415b-b815-a1e92cc05b4a/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 -> 0912ab1201bdb71c08393fa993561718ce54d772626acabbc8081e133d417f51 [2024-11-13 22:55:47,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:55:47,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:55:47,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:55:47,383 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:55:47,384 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:55:47,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 22:55:49,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:55:50,130 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:55:50,131 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c [2024-11-13 22:55:50,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/data/5ce89843b/87ce55ab39464388bd0c979ef48000be/FLAG25e65c6b4 [2024-11-13 22:55:50,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/data/5ce89843b/87ce55ab39464388bd0c979ef48000be [2024-11-13 22:55:50,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:55:50,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:55:50,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:50,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:55:50,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:55:50,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:50" (1/1) ... [2024-11-13 22:55:50,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adeb4a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:50, skipping insertion in model container [2024-11-13 22:55:50,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:50" (1/1) ... [2024-11-13 22:55:50,313 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:55:50,570 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_4499113e-a12c-415b-b815-a1e92cc05b4a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c[1175,1188] [2024-11-13 22:55:51,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:51,219 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:55:51,233 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_4499113e-a12c-415b-b815-a1e92cc05b4a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c[1175,1188] [2024-11-13 22:55:51,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:55:51,580 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:55:51,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51 WrapperNode [2024-11-13 22:55:51,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:55:51,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:51,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:55:51,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:55:51,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:51,724 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:53,009 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9977 [2024-11-13 22:55:53,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:55:53,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:55:53,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:55:53,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:55:53,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:53,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:53,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:53,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:53,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:53,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:53,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:54,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:54,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:55:54,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:55:54,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:55:54,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:55:54,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:51" (1/1) ... [2024-11-13 22:55:54,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:55:54,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:55:54,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:55:54,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:55:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:55:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:55:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:55:54,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:55:55,143 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:55:55,145 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:56:11,187 INFO L? ?]: Removed 5577 outVars from TransFormulas that were not future-live. [2024-11-13 22:56:11,188 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:56:33,642 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:56:33,643 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:56:33,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:33 BoogieIcfgContainer [2024-11-13 22:56:33,644 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:56:33,645 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:56:33,645 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:56:33,656 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:56:33,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:33" (1/1) ... [2024-11-13 22:56:33,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:56:33,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:33,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:56:33,735 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:56:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:56:33,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:33,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:38,242 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 22:56:48,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:56:58,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:56:59,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:59,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 22:56:59,194 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 22:56:59,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:56:59,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:59,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:00:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:00:33,424 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 23:00:33,435 INFO L158 Benchmark]: Toolchain (without parser) took 283251.86ms. Allocated memory was 117.4MB in the beginning and 6.0GB in the end (delta: 5.9GB). Free memory was 88.1MB in the beginning and 4.8GB in the end (delta: -4.7GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 23:00:33,436 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:00:33,436 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1401.13ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 37.8MB in the end (delta: 50.3MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. [2024-11-13 23:00:33,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 1427.64ms. Allocated memory was 117.4MB in the beginning and 620.8MB in the end (delta: 503.3MB). Free memory was 37.8MB in the beginning and 393.5MB in the end (delta: -355.7MB). Peak memory consumption was 173.6MB. Max. memory is 16.1GB. [2024-11-13 23:00:33,437 INFO L158 Benchmark]: Boogie Preprocessor took 1207.86ms. Allocated memory is still 620.8MB. Free memory was 393.5MB in the beginning and 337.2MB in the end (delta: 56.3MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2024-11-13 23:00:33,438 INFO L158 Benchmark]: RCFGBuilder took 39423.61ms. Allocated memory was 620.8MB in the beginning and 6.0GB in the end (delta: 5.4GB). Free memory was 337.2MB in the beginning and 5.3GB in the end (delta: -5.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-11-13 23:00:33,438 INFO L158 Benchmark]: CodeCheck took 239784.94ms. Allocated memory is still 6.0GB. Free memory was 5.3GB in the beginning and 4.8GB in the end (delta: 526.0MB). Peak memory consumption was 534.1MB. Max. memory is 16.1GB. [2024-11-13 23:00:33,445 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 0.39ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1401.13ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 37.8MB in the end (delta: 50.3MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1427.64ms. Allocated memory was 117.4MB in the beginning and 620.8MB in the end (delta: 503.3MB). Free memory was 37.8MB in the beginning and 393.5MB in the end (delta: -355.7MB). Peak memory consumption was 173.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1207.86ms. Allocated memory is still 620.8MB. Free memory was 393.5MB in the beginning and 337.2MB in the end (delta: 56.3MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * RCFGBuilder took 39423.61ms. Allocated memory was 620.8MB in the beginning and 6.0GB in the end (delta: 5.4GB). Free memory was 337.2MB in the beginning and 5.3GB in the end (delta: -5.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * CodeCheck took 239784.94ms. Allocated memory is still 6.0GB. Free memory was 5.3GB in the beginning and 4.8GB in the end (delta: 526.0MB). Peak memory consumption was 534.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:00:33,658 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 23:00:33,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/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_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/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_4499113e-a12c-415b-b815-a1e92cc05b4a/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 0912ab1201bdb71c08393fa993561718ce54d772626acabbc8081e133d417f51 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:00:37,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:00:37,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:00:37,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:00:37,343 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:00:37,343 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:00:37,344 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:00:37,344 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:00:37,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:00:37,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:00:37,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:00:37,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:00:37,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:00:37,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:00:37,345 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:00:37,346 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:00:37,346 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:00:37,346 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:00:37,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:00:37,346 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:00:37,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:00:37,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:00:37,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:00:37,347 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:37,347 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:00:37,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:00:37,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:00:37,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:00:37,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:00:37,349 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:00:37,349 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:00:37,349 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:37,349 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:00:37,349 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_4499113e-a12c-415b-b815-a1e92cc05b4a/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 -> 0912ab1201bdb71c08393fa993561718ce54d772626acabbc8081e133d417f51 [2024-11-13 23:00:37,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:00:37,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:00:37,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:00:37,795 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:00:37,796 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:00:37,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 23:00:40,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:00:40,750 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:00:40,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c [2024-11-13 23:00:40,783 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/data/10b8aa537/bd1ef06267224fe89af214c9c4f4c37f/FLAG49255e605 [2024-11-13 23:00:40,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/data/10b8aa537/bd1ef06267224fe89af214c9c4f4c37f [2024-11-13 23:00:40,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:00:40,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:00:40,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:00:40,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:00:40,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:00:40,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:00:40" (1/1) ... [2024-11-13 23:00:40,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460bd57d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:40, skipping insertion in model container [2024-11-13 23:00:40,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:00:40" (1/1) ... [2024-11-13 23:00:40,927 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:00:41,229 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_4499113e-a12c-415b-b815-a1e92cc05b4a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c[1175,1188] [2024-11-13 23:00:41,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:00:41,904 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:00:41,920 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_4499113e-a12c-415b-b815-a1e92cc05b4a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.4.prop1-func-interl.c[1175,1188] [2024-11-13 23:00:42,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:00:42,268 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:00:42,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42 WrapperNode [2024-11-13 23:00:42,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:00:42,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:00:42,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:00:42,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:00:42,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,366 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,634 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3041 [2024-11-13 23:00:42,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:00:42,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:00:42,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:00:42,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:00:42,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,847 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,943 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:00:42,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:00:42,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:00:42,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:00:42,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:42" (1/1) ... [2024-11-13 23:00:42,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:00:42,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:00:43,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:00:43,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:00:43,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:00:43,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:00:43,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:00:43,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:00:43,958 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:00:43,966 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:00:49,464 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2024-11-13 23:00:49,465 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:00:49,624 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:00:49,625 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:00:49,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:00:49 BoogieIcfgContainer [2024-11-13 23:00:49,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:00:49,627 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:00:49,627 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:00:49,645 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:00:49,645 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:00:49" (1/1) ... [2024-11-13 23:00:49,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:00:49,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:49,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:00:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:00:49,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:00:49,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:49,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:49,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:00:49,740 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:00:49,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:00:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:51,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:00:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:51,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:00:51,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:00:51,540 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 23:00:51,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:00:52,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:00:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:00:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:00:52,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:52,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:52,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:00:52,082 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:00:52,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4499113e-a12c-415b-b815-a1e92cc05b4a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:00:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:54,257 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:00:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:54,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:00:54,980 INFO L278 TraceCheckSpWp]: Computing forward predicates...