./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3 --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 7da5f319f25cda7b021cc345254a912773e9daeba600652cb5cce7767fa404e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:03:57,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:03:57,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 04:03:57,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:03:57,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:03:57,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:03:57,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:03:57,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:03:57,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:03:57,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:03:57,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:03:57,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:03:57,719 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:03:57,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:03:57,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:03:57,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:03:57,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:03:57,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:03:57,720 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:03:57,720 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:03:57,720 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:03:57,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:03:57,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:03:57,720 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:03:57,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:03:57,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:03:57,721 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:03:57,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:03:57,721 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:03:57,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:03:57,721 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_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7da5f319f25cda7b021cc345254a912773e9daeba600652cb5cce7767fa404e1 [2024-11-25 04:03:58,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:03:58,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:03:58,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:03:58,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:03:58,073 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:03:58,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c [2024-11-25 04:04:01,289 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data/aa5c15954/99f07354540d4dbaad643829ac8d35d1/FLAG2a32eb041 [2024-11-25 04:04:01,745 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:04:01,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c [2024-11-25 04:04:01,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data/aa5c15954/99f07354540d4dbaad643829ac8d35d1/FLAG2a32eb041 [2024-11-25 04:04:01,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data/aa5c15954/99f07354540d4dbaad643829ac8d35d1 [2024-11-25 04:04:01,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:04:01,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:04:01,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:01,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:04:01,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:04:01,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:01" (1/1) ... [2024-11-25 04:04:01,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76cd6735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:01, skipping insertion in model container [2024-11-25 04:04:01,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:01" (1/1) ... [2024-11-25 04:04:01,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:04:02,142 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_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c[1181,1194] [2024-11-25 04:04:02,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:02,548 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:04:02,559 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_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c[1181,1194] [2024-11-25 04:04:02,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:02,920 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:04:02,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02 WrapperNode [2024-11-25 04:04:02,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:02,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:02,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:04:02,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:04:02,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:03,002 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:03,657 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4362 [2024-11-25 04:04:03,657 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:03,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:04:03,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:04:03,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:04:03,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:03,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:03,823 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:03,823 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:04,037 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:04,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:04,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:04,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:04,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:04,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:04:04,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:04:04,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:04:04,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:04:04,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:02" (1/1) ... [2024-11-25 04:04:04,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:04,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:04:04,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:04:04,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:04:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:04:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:04:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:04:04,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:04:04,755 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:04:04,757 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:04:11,934 INFO L? ?]: Removed 2550 outVars from TransFormulas that were not future-live. [2024-11-25 04:04:11,934 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:04:20,560 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:04:20,560 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:04:20,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:20 BoogieIcfgContainer [2024-11-25 04:04:20,561 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:04:20,562 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:04:20,563 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:04:20,576 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:04:20,576 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:20" (1/1) ... [2024-11-25 04:04:20,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:04:20,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:20,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:04:20,656 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:04:20,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:04:20,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:20,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:23,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:04:33,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:04:43,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:04:44,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:44,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 04:04:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 04:04:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:04:44,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:44,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:05:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:05:29,491 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:05:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:06:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:06:10,601 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) [2024-11-25 04:06:10,612 INFO L158 Benchmark]: Toolchain (without parser) took 128797.02ms. Allocated memory was 117.4MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 90.5MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-25 04:06:10,612 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:06:10,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1106.51ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 71.5MB in the end (delta: 18.8MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2024-11-25 04:06:10,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 734.27ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 71.5MB in the beginning and 159.7MB in the end (delta: -88.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-11-25 04:06:10,618 INFO L158 Benchmark]: Boogie Preprocessor took 581.18ms. Allocated memory is still 285.2MB. Free memory was 159.7MB in the beginning and 151.6MB in the end (delta: 8.1MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2024-11-25 04:06:10,618 INFO L158 Benchmark]: RCFGBuilder took 16320.56ms. Allocated memory was 285.2MB in the beginning and 587.2MB in the end (delta: 302.0MB). Free memory was 151.6MB in the beginning and 142.4MB in the end (delta: 9.2MB). Peak memory consumption was 593.9MB. Max. memory is 16.1GB. [2024-11-25 04:06:10,619 INFO L158 Benchmark]: CodeCheck took 110046.83ms. Allocated memory was 587.2MB in the beginning and 2.5GB in the end (delta: 2.0GB). Free memory was 142.4MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 620.4MB. Max. memory is 16.1GB. [2024-11-25 04:06:10,622 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 0.57ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1106.51ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 71.5MB in the end (delta: 18.8MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 734.27ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 71.5MB in the beginning and 159.7MB in the end (delta: -88.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 581.18ms. Allocated memory is still 285.2MB. Free memory was 159.7MB in the beginning and 151.6MB in the end (delta: 8.1MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. * RCFGBuilder took 16320.56ms. Allocated memory was 285.2MB in the beginning and 587.2MB in the end (delta: 302.0MB). Free memory was 151.6MB in the beginning and 142.4MB in the end (delta: 9.2MB). Peak memory consumption was 593.9MB. Max. memory is 16.1GB. * CodeCheck took 110046.83ms. Allocated memory was 587.2MB in the beginning and 2.5GB in the end (delta: 2.0GB). Free memory was 142.4MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 620.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:06:10,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3 --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 7da5f319f25cda7b021cc345254a912773e9daeba600652cb5cce7767fa404e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:06:13,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:06:13,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 04:06:13,876 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:06:13,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:06:13,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:06:13,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:06:13,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:06:13,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:06:13,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:06:13,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:06:13,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:06:13,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:06:13,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:06:13,882 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:06:13,883 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:06:13,884 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:06:13,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:06:13,884 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:06:13,885 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:06:13,885 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:06:13,885 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:06:13,885 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:06:13,885 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:06:13,885 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:06:13,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:06:13,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:06:13,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:06:13,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:06:13,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:06:13,886 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:06:13,886 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:06:13,886 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:06:13,886 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_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7da5f319f25cda7b021cc345254a912773e9daeba600652cb5cce7767fa404e1 [2024-11-25 04:06:14,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:06:14,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:06:14,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:06:14,265 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:06:14,265 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:06:14,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c [2024-11-25 04:06:17,517 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data/3d074e959/4b6ac078df15452587243142dfbc6105/FLAG9137056bb [2024-11-25 04:06:17,882 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:06:17,883 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c [2024-11-25 04:06:17,899 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data/3d074e959/4b6ac078df15452587243142dfbc6105/FLAG9137056bb [2024-11-25 04:06:17,914 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/data/3d074e959/4b6ac078df15452587243142dfbc6105 [2024-11-25 04:06:17,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:06:17,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:06:17,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:06:17,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:06:17,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:06:17,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:06:17" (1/1) ... [2024-11-25 04:06:17,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50027a11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:17, skipping insertion in model container [2024-11-25 04:06:17,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:06:17" (1/1) ... [2024-11-25 04:06:17,982 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:06:18,177 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_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c[1181,1194] [2024-11-25 04:06:18,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:06:18,502 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:06:18,520 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_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c[1181,1194] [2024-11-25 04:06:18,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:06:18,720 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:06:18,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18 WrapperNode [2024-11-25 04:06:18,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:06:18,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:06:18,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:06:18,723 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:06:18,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,876 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1598 [2024-11-25 04:06:18,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:06:18,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:06:18,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:06:18,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:06:18,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,907 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,973 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:18,995 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:19,008 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:06:19,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:06:19,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:06:19,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:06:19,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:06:18" (1/1) ... [2024-11-25 04:06:19,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:06:19,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:06:19,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:06:19,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:06:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:06:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:06:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:06:19,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:06:19,536 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:06:19,538 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:06:21,429 INFO L? ?]: Removed 63 outVars from TransFormulas that were not future-live. [2024-11-25 04:06:21,429 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:06:21,512 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:06:21,513 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:06:21,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:06:21 BoogieIcfgContainer [2024-11-25 04:06:21,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:06:21,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:06:21,515 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:06:21,525 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:06:21,525 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:06:21" (1/1) ... [2024-11-25 04:06:21,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:06:21,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:06:21,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:06:21,593 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:06:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:06:21,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:06:21,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:06:21,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:06:21,602 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:06:21,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:06:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:06:22,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:06:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:06:22,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:06:22,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:06:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:06:22,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:06:22,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:06:22,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 04:06:22,745 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 04:06:22,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:06:22,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:06:22,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:06:22,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:06:22,750 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:06:22,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b0eee2-e0a9-417e-bc63-3e3a64ec5e7c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:06:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:06:23,812 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:06:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:06:24,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 04:06:24,124 INFO L279 TraceCheckSpWp]: Computing forward predicates...