./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk --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 be9fb92d27a2badac1e0e247112e835adcbd88a7943acfa753ad62fc0c5c1c8c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:42:04,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:42:05,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:42:05,076 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:42:05,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:42:05,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:42:05,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:42:05,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:42:05,132 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:42:05,137 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:42:05,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:42:05,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:42:05,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:42:05,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:42:05,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:42:05,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:42:05,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:42:05,145 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:42:05,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:42:05,146 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:42:05,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:42:05,151 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:42:05,151 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:42:05,152 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:42:05,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:05,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:42:05,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:42:05,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:42:05,154 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:42:05,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:42:05,154 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be9fb92d27a2badac1e0e247112e835adcbd88a7943acfa753ad62fc0c5c1c8c [2024-11-08 23:42:05,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:42:05,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:42:05,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:42:05,554 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:42:05,555 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:42:05,557 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-08 23:42:08,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:42:08,510 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:42:08,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c [2024-11-08 23:42:08,538 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/data/5f8dda3ad/b5bb78f3223140edb19c5a6cff5cb687/FLAGaae9511af [2024-11-08 23:42:08,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/data/5f8dda3ad/b5bb78f3223140edb19c5a6cff5cb687 [2024-11-08 23:42:08,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:42:08,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:42:08,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:08,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:42:08,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:42:08,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:08" (1/1) ... [2024-11-08 23:42:08,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c95403a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:08, skipping insertion in model container [2024-11-08 23:42:08,581 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:08" (1/1) ... [2024-11-08 23:42:08,677 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:42:09,078 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_a49b524a-0198-4904-92cd-bdb23b4d379c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c[1185,1198] [2024-11-08 23:42:09,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:09,724 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:42:09,741 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_a49b524a-0198-4904-92cd-bdb23b4d379c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c[1185,1198] [2024-11-08 23:42:09,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:10,003 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:42:10,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10 WrapperNode [2024-11-08 23:42:10,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:10,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:10,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:42:10,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:42:10,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:10,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:10,743 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4611 [2024-11-08 23:42:10,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:10,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:42:10,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:42:10,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:42:10,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:10,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:11,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:11,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:11,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:11,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:11,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:11,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:11,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:42:11,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:42:11,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:42:11,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:42:11,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:11,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:11,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:42:11,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:42:11,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:42:11,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:42:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:42:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:42:11,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:42:12,324 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:42:12,327 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:42:20,074 INFO L? ?]: Removed 2638 outVars from TransFormulas that were not future-live. [2024-11-08 23:42:20,074 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:42:29,714 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:42:29,715 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:42:29,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:29 BoogieIcfgContainer [2024-11-08 23:42:29,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:42:29,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:42:29,717 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:42:29,726 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:42:29,726 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:29" (1/1) ... [2024-11-08 23:42:29,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:42:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:29,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:42:29,807 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:42:29,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:42:29,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:29,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:34,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:44,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:42:54,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:43:06,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:43:06,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:06,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 23:43:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 23:43:06,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:43:06,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:06,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:44:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:44:07,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:45:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:45:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:13,110 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:45:13,115 INFO L158 Benchmark]: Toolchain (without parser) took 184548.07ms. Allocated memory was 146.8MB in the beginning and 4.6GB in the end (delta: 4.5GB). Free memory was 109.8MB in the beginning and 4.2GB in the end (delta: -4.1GB). Peak memory consumption was 341.3MB. Max. memory is 16.1GB. [2024-11-08 23:45:13,116 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:45:13,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1436.48ms. Allocated memory is still 146.8MB. Free memory was 109.0MB in the beginning and 55.0MB in the end (delta: 54.1MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-08 23:45:13,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 737.37ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 54.2MB in the beginning and 59.3MB in the end (delta: -5.1MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-11-08 23:45:13,119 INFO L158 Benchmark]: Boogie Preprocessor took 876.10ms. Allocated memory was 188.7MB in the beginning and 352.3MB in the end (delta: 163.6MB). Free memory was 59.3MB in the beginning and 229.0MB in the end (delta: -169.7MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. [2024-11-08 23:45:13,120 INFO L158 Benchmark]: RCFGBuilder took 18093.42ms. Allocated memory was 352.3MB in the beginning and 1.2GB in the end (delta: 845.2MB). Free memory was 229.0MB in the beginning and 680.8MB in the end (delta: -451.8MB). Peak memory consumption was 552.7MB. Max. memory is 16.1GB. [2024-11-08 23:45:13,123 INFO L158 Benchmark]: CodeCheck took 163396.88ms. Allocated memory was 1.2GB in the beginning and 4.6GB in the end (delta: 3.4GB). Free memory was 680.8MB in the beginning and 4.2GB in the end (delta: -3.6GB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:45:13,128 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 0.47ms. Allocated memory is still 117.4MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1436.48ms. Allocated memory is still 146.8MB. Free memory was 109.0MB in the beginning and 55.0MB in the end (delta: 54.1MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 737.37ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 54.2MB in the beginning and 59.3MB in the end (delta: -5.1MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 876.10ms. Allocated memory was 188.7MB in the beginning and 352.3MB in the end (delta: 163.6MB). Free memory was 59.3MB in the beginning and 229.0MB in the end (delta: -169.7MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. * RCFGBuilder took 18093.42ms. Allocated memory was 352.3MB in the beginning and 1.2GB in the end (delta: 845.2MB). Free memory was 229.0MB in the beginning and 680.8MB in the end (delta: -451.8MB). Peak memory consumption was 552.7MB. Max. memory is 16.1GB. * CodeCheck took 163396.88ms. Allocated memory was 1.2GB in the beginning and 4.6GB in the end (delta: 3.4GB). Free memory was 680.8MB in the beginning and 4.2GB in the end (delta: -3.6GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:45:13,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk --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 be9fb92d27a2badac1e0e247112e835adcbd88a7943acfa753ad62fc0c5c1c8c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:45:16,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:45:16,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:45:16,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:45:16,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:45:16,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:45:16,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:45:16,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:45:16,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:45:16,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:45:16,713 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:45:16,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:45:16,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:45:16,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:45:16,716 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:45:16,716 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:45:16,717 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:45:16,717 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:45:16,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:45:16,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:45:16,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:45:16,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:45:16,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:45:16,721 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:16,722 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:45:16,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:45:16,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:16,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:45:16,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:45:16,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:45:16,725 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:45:16,726 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:16,726 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:45:16,727 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be9fb92d27a2badac1e0e247112e835adcbd88a7943acfa753ad62fc0c5c1c8c [2024-11-08 23:45:17,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:45:17,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:45:17,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:45:17,265 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:45:17,266 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:45:17,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-08 23:45:19,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:45:20,122 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:45:20,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c [2024-11-08 23:45:20,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/data/3d6269e5b/ec5773f181c44c8c9e1c46e8177dafa7/FLAG82e583469 [2024-11-08 23:45:20,154 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/data/3d6269e5b/ec5773f181c44c8c9e1c46e8177dafa7 [2024-11-08 23:45:20,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:45:20,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:45:20,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:20,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:45:20,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:45:20,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:20" (1/1) ... [2024-11-08 23:45:20,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d167ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:20, skipping insertion in model container [2024-11-08 23:45:20,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:20" (1/1) ... [2024-11-08 23:45:20,240 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:45:20,500 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_a49b524a-0198-4904-92cd-bdb23b4d379c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c[1185,1198] [2024-11-08 23:45:20,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:21,008 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:45:21,023 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_a49b524a-0198-4904-92cd-bdb23b4d379c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.3.prop1-back-serstep.c[1185,1198] [2024-11-08 23:45:21,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:21,266 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:45:21,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21 WrapperNode [2024-11-08 23:45:21,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:21,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:21,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:45:21,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:45:21,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,441 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1763 [2024-11-08 23:45:21,442 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:21,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:45:21,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:45:21,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:45:21,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,539 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:45:21,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:45:21,616 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:45:21,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:45:21,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:21" (1/1) ... [2024-11-08 23:45:21,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:21,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:45:21,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:45:21,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:45:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:45:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:45:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:45:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:45:22,225 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:45:22,227 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:45:25,826 INFO L? ?]: Removed 218 outVars from TransFormulas that were not future-live. [2024-11-08 23:45:25,827 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:45:25,968 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:45:25,968 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:45:25,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:25 BoogieIcfgContainer [2024-11-08 23:45:25,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:45:25,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:45:25,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:45:25,986 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:45:25,987 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:25" (1/1) ... [2024-11-08 23:45:26,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:45:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:45:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:45:26,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:45:26,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:26,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:26,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:26,095 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:26,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:45:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:27,038 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:27,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:45:27,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:27,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:45:27,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:45:27,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:45:27,985 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:45:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:45:27,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:27,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:27,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:27,992 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:27,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a49b524a-0198-4904-92cd-bdb23b4d379c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:45:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:29,635 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:30,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-08 23:45:30,258 INFO L278 TraceCheckSpWp]: Computing forward predicates...