./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/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_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/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 32bit --witnessprinter.graph.data.programhash 41de47755c46f2f4de69961f8458c254f5c62632809005d7de26bd26c8032b2a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:40:12,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:40:12,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:40:12,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:40:12,425 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:40:12,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:40:12,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:40:12,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:40:12,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:40:12,450 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:40:12,450 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:40:12,450 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:40:12,450 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:40:12,451 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:40:12,451 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:40:12,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:40:12,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:40:12,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:40:12,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:40:12,451 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:40:12,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:40:12,452 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:40:12,452 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:40:12,452 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:40:12,452 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:40:12,452 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:40:12,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:40:12,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:40:12,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:40:12,453 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:40:12,453 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:40:12,453 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:40:12,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:40:12,453 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_c2bef243-b908-401d-a784-68e3c70c8e6d/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41de47755c46f2f4de69961f8458c254f5c62632809005d7de26bd26c8032b2a [2024-11-25 02:40:12,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:40:12,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:40:12,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:40:12,779 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:40:12,780 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:40:12,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c [2024-11-25 02:40:15,818 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data/1e3e3f799/75876c33310944a3aa39148d6e26b741/FLAGa81879840 [2024-11-25 02:40:16,122 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:40:16,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c [2024-11-25 02:40:16,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data/1e3e3f799/75876c33310944a3aa39148d6e26b741/FLAGa81879840 [2024-11-25 02:40:16,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data/1e3e3f799/75876c33310944a3aa39148d6e26b741 [2024-11-25 02:40:16,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:40:16,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:40:16,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:40:16,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:40:16,402 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:40:16,403 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac827b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16, skipping insertion in model container [2024-11-25 02:40:16,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,423 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:40:16,602 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_c2bef243-b908-401d-a784-68e3c70c8e6d/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c[546,559] [2024-11-25 02:40:16,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:40:16,632 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:40:16,644 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_c2bef243-b908-401d-a784-68e3c70c8e6d/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c[546,559] [2024-11-25 02:40:16,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:40:16,669 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:40:16,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16 WrapperNode [2024-11-25 02:40:16,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:40:16,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:40:16,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:40:16,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:40:16,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,698 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2024-11-25 02:40:16,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:40:16,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:40:16,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:40:16,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:40:16,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,708 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:40:16,716 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:40:16,716 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:40:16,716 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:40:16,717 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:40:16" (1/1) ... [2024-11-25 02:40:16,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:40:16,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:40:16,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:40:16,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:40:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:40:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:40:16,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:40:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:40:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:40:16,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:40:16,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:40:16,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:40:16,852 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:40:16,854 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:40:17,038 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-25 02:40:17,038 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:40:17,078 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:40:17,078 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:40:17,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:40:17 BoogieIcfgContainer [2024-11-25 02:40:17,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:40:17,082 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:40:17,082 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:40:17,093 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:40:17,093 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:40:17" (1/1) ... [2024-11-25 02:40:17,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:40:17,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:17,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-25 02:40:17,167 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-25 02:40:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:40:17,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:17,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:40:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:40:17,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:17,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2024-11-25 02:40:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2024-11-25 02:40:17,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:40:17,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:17,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:40:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:40:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:17,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 02:40:17,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:17,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:40:17,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:17,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2024-11-25 02:40:17,794 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-11-25 02:40:17,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:40:17,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:17,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:40:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:17,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:40:18,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 36 transitions. [2024-11-25 02:40:18,320 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-25 02:40:18,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:40:18,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:18,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:40:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:40:19,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:19,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 37 transitions. [2024-11-25 02:40:19,503 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2024-11-25 02:40:19,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:40:19,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:19,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:40:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:40:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:19,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-25 02:40:19,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:40:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 50 transitions. [2024-11-25 02:40:21,703 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-11-25 02:40:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:40:21,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:21,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:40:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:40:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:21,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-25 02:40:21,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:40:24,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:24,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 57 transitions. [2024-11-25 02:40:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2024-11-25 02:40:24,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 02:40:24,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:40:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:40:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:24,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-25 02:40:24,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:24,999 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 02:41:18,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:18,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 84 transitions. [2024-11-25 02:41:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions. [2024-11-25 02:41:18,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 02:41:18,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:18,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:41:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:41:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:18,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 02:41:18,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:19,200 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 8 proven. 37 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-25 02:41:42,145 WARN L286 SmtUtils]: Spent 19.06s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:41:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:43,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 59 states and 91 transitions. [2024-11-25 02:41:43,560 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 91 transitions. [2024-11-25 02:41:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-25 02:41:43,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:43,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:41:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:41:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:43,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 02:41:43,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:44,253 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 10 proven. 56 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-25 02:42:01,269 WARN L286 SmtUtils]: Spent 16.61s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:42:38,681 WARN L286 SmtUtils]: Spent 36.49s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:42:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:42:47,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 98 transitions. [2024-11-25 02:42:47,764 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 98 transitions. [2024-11-25 02:42:47,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 02:42:47,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:42:47,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:42:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:42:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:47,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-25 02:42:47,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:42:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 26 proven. 80 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-25 02:43:11,246 WARN L286 SmtUtils]: Spent 22.06s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:43:40,067 WARN L286 SmtUtils]: Spent 22.60s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:43:43,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:43,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 67 states and 105 transitions. [2024-11-25 02:43:43,019 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2024-11-25 02:43:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 02:43:43,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:43,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:43:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:43:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:43,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-25 02:43:43,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:43:46,240 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 14 proven. 106 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-25 02:44:04,288 WARN L286 SmtUtils]: Spent 13.89s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:45:25,272 WARN L286 SmtUtils]: Spent 1.12m on a formula simplification that was a NOOP. DAG size: 58 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:45:32,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:32,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 71 states and 113 transitions. [2024-11-25 02:45:32,711 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2024-11-25 02:45:32,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-25 02:45:32,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:32,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:45:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:45:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:32,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-25 02:45:32,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:45:35,736 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 16 proven. 137 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-25 02:46:54,262 WARN L286 SmtUtils]: Spent 35.16s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:47:31,453 WARN L286 SmtUtils]: Spent 34.41s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:48:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:43,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 79 states and 127 transitions. [2024-11-25 02:48:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 127 transitions. [2024-11-25 02:48:43,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 02:48:43,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:43,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:48:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:48:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:43,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-25 02:48:43,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:48:46,072 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 18 proven. 172 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 02:50:21,798 WARN L286 SmtUtils]: Spent 1.57m on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:51:57,226 WARN L286 SmtUtils]: Spent 1.35m on a formula simplification that was a NOOP. DAG size: 70 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:52:08,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 02:52:42,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 02:52:44,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 02:52:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 134 transitions. [2024-11-25 02:52:45,326 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2024-11-25 02:52:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-25 02:52:45,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:45,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:52:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:45,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-25 02:52:45,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:54:27,570 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-25 02:54:27,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-25 02:54:27,571 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) 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 02:54:27,576 INFO L158 Benchmark]: Toolchain (without parser) took 851181.32ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 94.5MB in the beginning and 108.2MB in the end (delta: -13.7MB). Peak memory consumption was 84.0MB. Max. memory is 16.1GB. [2024-11-25 02:54:27,576 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:27,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.42ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 83.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:54:27,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.54ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 82.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:27,578 INFO L158 Benchmark]: Boogie Preprocessor took 16.22ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.4MB in the end (delta: 777.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:27,578 INFO L158 Benchmark]: RCFGBuilder took 365.42ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 69.7MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:54:27,579 INFO L158 Benchmark]: CodeCheck took 850493.35ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 69.7MB in the beginning and 108.2MB in the end (delta: -38.5MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2024-11-25 02:54:27,581 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.42ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 83.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.54ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 82.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.22ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.4MB in the end (delta: 777.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 365.42ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 69.7MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 850493.35ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 69.7MB in the beginning and 108.2MB in the end (delta: -38.5MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/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_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/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 32bit --witnessprinter.graph.data.programhash 41de47755c46f2f4de69961f8458c254f5c62632809005d7de26bd26c8032b2a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:54:29,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:54:30,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:54:30,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:54:30,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:54:30,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:54:30,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:54:30,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:54:30,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:54:30,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:54:30,136 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:54:30,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:54:30,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:54:30,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:54:30,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:54:30,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:54:30,137 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:54:30,138 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:54:30,138 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:54:30,138 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:54:30,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:54:30,138 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:54:30,138 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:54:30,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:54:30,139 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:54:30,139 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:54:30,139 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:54:30,139 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:54:30,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:54:30,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:54:30,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:54:30,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:54:30,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:54:30,140 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:54:30,140 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:54:30,141 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:54:30,141 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_c2bef243-b908-401d-a784-68e3c70c8e6d/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41de47755c46f2f4de69961f8458c254f5c62632809005d7de26bd26c8032b2a [2024-11-25 02:54:30,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:54:30,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:54:30,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:54:30,528 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:54:30,528 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:54:30,530 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c [2024-11-25 02:54:33,682 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data/50e61e6c3/65b9bcf587a94c16aeb13dcf3e4d893b/FLAGab9ff5d06 [2024-11-25 02:54:33,954 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:54:33,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c [2024-11-25 02:54:33,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data/50e61e6c3/65b9bcf587a94c16aeb13dcf3e4d893b/FLAGab9ff5d06 [2024-11-25 02:54:34,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/data/50e61e6c3/65b9bcf587a94c16aeb13dcf3e4d893b [2024-11-25 02:54:34,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:54:34,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:54:34,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:54:34,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:54:34,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:54:34,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710c614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34, skipping insertion in model container [2024-11-25 02:54:34,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,303 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:54:34,476 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_c2bef243-b908-401d-a784-68e3c70c8e6d/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c[546,559] [2024-11-25 02:54:34,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:54:34,522 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:54:34,537 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_c2bef243-b908-401d-a784-68e3c70c8e6d/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound20.c[546,559] [2024-11-25 02:54:34,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:54:34,568 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:54:34,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34 WrapperNode [2024-11-25 02:54:34,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:54:34,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:54:34,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:54:34,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:54:34,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,608 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2024-11-25 02:54:34,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:54:34,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:54:34,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:54:34,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:54:34,618 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,630 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:54:34,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:54:34,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:54:34,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:54:34,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:54:34" (1/1) ... [2024-11-25 02:54:34,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:54:34,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:54:34,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:54:34,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:54:34,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:54:34,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:54:34,721 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:54:34,721 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:54:34,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:54:34,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:54:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:54:34,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:54:34,781 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:54:34,783 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:54:35,095 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-25 02:54:35,096 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:54:35,132 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:54:35,133 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:54:35,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:54:35 BoogieIcfgContainer [2024-11-25 02:54:35,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:54:35,134 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:54:35,134 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:54:35,145 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:54:35,146 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:54:35" (1/1) ... [2024-11-25 02:54:35,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:54:35,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:54:35,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-25 02:54:35,207 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-25 02:54:35,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:54:35,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:54:35,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:54:35,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:54:35,215 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:54:35,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:54:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:35,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:54:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:35,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 02:54:35,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:54:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:54:35,376 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 02:54:35,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:54:35,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:54:35,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2024-11-25 02:54:35,411 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2024-11-25 02:54:35,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:54:35,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:54:35,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:54:35,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:54:35,415 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:54:35,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:54:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:35,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:54:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:35,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 02:54:35,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:54:36,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:54:36,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:54:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:54:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 33 transitions. [2024-11-25 02:54:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-11-25 02:54:36,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:54:36,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:54:36,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:54:36,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:54:36,700 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:54:36,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:54:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:36,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:54:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:36,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:54:36,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:54:37,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:54:37,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 02:54:38,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:54:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 36 transitions. [2024-11-25 02:54:38,760 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-25 02:54:38,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:54:38,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:54:38,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:54:38,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:54:38,764 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:54:38,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:54:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:39,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:54:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:39,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 02:54:39,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:54:39,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:54:39,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:54:45,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.66s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:54:45,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:54:45,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 46 transitions. [2024-11-25 02:54:45,441 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-11-25 02:54:45,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:54:45,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:54:45,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:54:45,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:54:45,444 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:54:45,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:54:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:45,729 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:54:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:54:55,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 02:54:55,912 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:54:55,916 INFO L158 Benchmark]: Toolchain (without parser) took 21643.31ms. Allocated memory is still 109.1MB. Free memory was 85.1MB in the beginning and 35.4MB in the end (delta: 49.7MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-25 02:54:55,917 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:55,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.90ms. Allocated memory is still 109.1MB. Free memory was 84.9MB in the beginning and 73.4MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:54:55,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.26ms. Allocated memory is still 109.1MB. Free memory was 73.4MB in the beginning and 72.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:55,923 INFO L158 Benchmark]: Boogie Preprocessor took 38.94ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 71.4MB in the end (delta: 854.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:55,924 INFO L158 Benchmark]: RCFGBuilder took 483.65ms. Allocated memory is still 109.1MB. Free memory was 71.4MB in the beginning and 58.8MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:54:55,925 INFO L158 Benchmark]: CodeCheck took 20781.59ms. Allocated memory is still 109.1MB. Free memory was 58.8MB in the beginning and 35.4MB in the end (delta: 23.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-11-25 02:54:55,929 INFO L338 ainManager$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 0.53ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.90ms. Allocated memory is still 109.1MB. Free memory was 84.9MB in the beginning and 73.4MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.26ms. Allocated memory is still 109.1MB. Free memory was 73.4MB in the beginning and 72.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.94ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 71.4MB in the end (delta: 854.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 483.65ms. Allocated memory is still 109.1MB. Free memory was 71.4MB in the beginning and 58.8MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 20781.59ms. Allocated memory is still 109.1MB. Free memory was 58.8MB in the beginning and 35.4MB in the end (delta: 23.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:54:55,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2bef243-b908-401d-a784-68e3c70c8e6d/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown