./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/geo1-ll.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_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/geo1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b --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 a5c5eb3c9193e09fd40ae6ba9f607591e5cae980a2c4d7a02778f7974795107b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:16:21,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:16:21,397 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:16:21,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:16:21,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:16:21,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:16:21,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:16:21,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:16:21,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:16:21,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:16:21,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:16:21,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:16:21,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:16:21,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:16:21,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:16:21,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:16:21,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:16:21,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:16:21,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:16:21,426 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:16:21,426 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:16:21,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:16:21,427 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:16:21,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:16:21,427 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_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b 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 -> a5c5eb3c9193e09fd40ae6ba9f607591e5cae980a2c4d7a02778f7974795107b [2024-12-05 23:16:21,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:16:21,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:16:21,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:16:21,660 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:16:21,661 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:16:21,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench/geo1-ll.c [2024-12-05 23:16:24,306 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data/ea1836902/b9db2f3087a04c37b91d84ca35388923/FLAGcb9d2e5d8 [2024-12-05 23:16:24,473 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:16:24,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/sv-benchmarks/c/nla-digbench/geo1-ll.c [2024-12-05 23:16:24,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data/ea1836902/b9db2f3087a04c37b91d84ca35388923/FLAGcb9d2e5d8 [2024-12-05 23:16:24,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data/ea1836902/b9db2f3087a04c37b91d84ca35388923 [2024-12-05 23:16:24,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:16:24,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:16:24,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:16:24,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:16:24,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:16:24,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:16:24" (1/1) ... [2024-12-05 23:16:24,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e89b5dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:24, skipping insertion in model container [2024-12-05 23:16:24,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:16:24" (1/1) ... [2024-12-05 23:16:24,881 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:16:25,006 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_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/sv-benchmarks/c/nla-digbench/geo1-ll.c[546,559] [2024-12-05 23:16:25,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:16:25,028 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:16:25,038 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_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/sv-benchmarks/c/nla-digbench/geo1-ll.c[546,559] [2024-12-05 23:16:25,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:16:25,055 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:16:25,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25 WrapperNode [2024-12-05 23:16:25,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:16:25,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:16:25,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:16:25,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:16:25,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,083 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2024-12-05 23:16:25,083 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:16:25,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:16:25,084 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:16:25,084 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:16:25,091 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,094 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,099 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:16:25,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:16:25,101 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:16:25,101 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:16:25,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:16:25,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:16:25,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:16:25,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:16:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:16:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:16:25,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:16:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:16:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:16:25,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:16:25,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:16:25,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:16:25,199 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:16:25,201 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:16:25,290 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 23:16:25,291 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:16:25,314 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:16:25,314 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:16:25,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:16:25 BoogieIcfgContainer [2024-12-05 23:16:25,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:16:25,315 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:16:25,315 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:16:25,321 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:16:25,322 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:16:25" (1/1) ... [2024-12-05 23:16:25,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:16:25,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:25,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-05 23:16:25,365 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-05 23:16:25,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 23:16:25,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:25,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:16:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:25,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:16:25,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:25,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:16:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:25,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-05 23:16:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-05 23:16:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 23:16:25,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:25,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:16:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:25,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 23:16:25,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:16:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:26,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-05 23:16:26,054 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-05 23:16:26,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:16:26,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:26,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:16:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2024-12-05 23:16:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-12-05 23:16:26,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:16:26,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:26,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:26,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:16:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:26,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 23:16:26,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:27,256 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:16:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:28,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 44 transitions. [2024-12-05 23:16:28,095 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-05 23:16:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 23:16:28,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:28,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:16:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:28,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 23:16:28,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 23:17:24,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:24,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 59 transitions. [2024-12-05 23:17:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2024-12-05 23:17:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 23:17:24,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:24,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:17:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:17:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:24,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-05 23:17:24,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:24,734 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 18 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 23:17:25,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 64 transitions. [2024-12-05 23:17:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2024-12-05 23:17:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:17:25,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:25,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:17:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:17:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:25,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 23:17:25,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-12-05 23:18:08,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 72 transitions. [2024-12-05 23:18:08,084 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2024-12-05 23:18:08,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:18:08,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:18:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:18:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,540 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 37 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-12-05 23:18:11,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 45 states and 76 transitions. [2024-12-05 23:18:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2024-12-05 23:18:11,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 23:18:11,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:18:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:18:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 14 proven. 50 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-12-05 23:18:15,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:18:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 80 transitions. [2024-12-05 23:18:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-12-05 23:18:16,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-05 23:18:16,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:18:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:18:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,508 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 16 proven. 65 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-12-05 23:18:25,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:18:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 84 transitions. [2024-12-05 23:18:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2024-12-05 23:18:25,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 23:18:25,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:18:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:18:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:36,409 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 41 proven. 83 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-12-05 23:18:57,136 WARN L286 SmtUtils]: Spent 16.57s on a formula simplification that was a NOOP. DAG size: 66 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 23:19:04,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:19:05,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 88 transitions. [2024-12-05 23:19:05,397 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2024-12-05 23:19:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-05 23:19:05,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:05,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:19:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:19:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:05,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-05 23:19:05,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:07,208 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 20 proven. 101 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-12-05 23:19:32,276 WARN L286 SmtUtils]: Spent 10.84s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 23:19:34,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:19:36,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:36,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 92 transitions. [2024-12-05 23:19:36,032 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 92 transitions. [2024-12-05 23:19:36,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-05 23:19:36,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:36,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:19:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:19:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:19:46,132 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:19:46,136 INFO L158 Benchmark]: Toolchain (without parser) took 201268.88ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 111.1MB in the end (delta: 5.7MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2024-12-05 23:19:46,136 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:19:46,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188.56ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:19:46,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.22ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:19:46,137 INFO L158 Benchmark]: Boogie Preprocessor took 16.70ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.8MB in the end (delta: 800.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:19:46,137 INFO L158 Benchmark]: RCFGBuilder took 213.59ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 92.4MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:19:46,138 INFO L158 Benchmark]: CodeCheck took 200820.25ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 111.1MB in the end (delta: -18.7MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2024-12-05 23:19:46,140 INFO L338 ainManager$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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 188.56ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 105.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.22ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.70ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.8MB in the end (delta: 800.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 213.59ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 92.4MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 200820.25ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 111.1MB in the end (delta: -18.7MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:19:46,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/geo1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b --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 a5c5eb3c9193e09fd40ae6ba9f607591e5cae980a2c4d7a02778f7974795107b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:19:47,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:19:48,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:19:48,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:19:48,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:19:48,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:19:48,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:19:48,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:19:48,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:19:48,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:19:48,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:19:48,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:19:48,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:19:48,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:19:48,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:19:48,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:19:48,065 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:48,066 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:19:48,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:19:48,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:19:48,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:19:48,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:19:48,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:19:48,066 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:19:48,066 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:48,066 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:19:48,066 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_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b 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 -> a5c5eb3c9193e09fd40ae6ba9f607591e5cae980a2c4d7a02778f7974795107b [2024-12-05 23:19:48,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:19:48,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:19:48,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:19:48,315 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:19:48,315 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:19:48,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench/geo1-ll.c [2024-12-05 23:19:51,004 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data/b7bb24bf5/f0820643ae61497185481fe540c5cea2/FLAGfad31fad0 [2024-12-05 23:19:51,187 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:19:51,187 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/sv-benchmarks/c/nla-digbench/geo1-ll.c [2024-12-05 23:19:51,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data/b7bb24bf5/f0820643ae61497185481fe540c5cea2/FLAGfad31fad0 [2024-12-05 23:19:51,206 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/data/b7bb24bf5/f0820643ae61497185481fe540c5cea2 [2024-12-05 23:19:51,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:19:51,210 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:19:51,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:19:51,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:19:51,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:19:51,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be99e0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51, skipping insertion in model container [2024-12-05 23:19:51,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,230 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:19:51,351 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_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/sv-benchmarks/c/nla-digbench/geo1-ll.c[546,559] [2024-12-05 23:19:51,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:19:51,376 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:19:51,387 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_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/sv-benchmarks/c/nla-digbench/geo1-ll.c[546,559] [2024-12-05 23:19:51,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:19:51,406 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:19:51,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51 WrapperNode [2024-12-05 23:19:51,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:19:51,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:19:51,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:19:51,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:19:51,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,431 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-12-05 23:19:51,431 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:19:51,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:19:51,432 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:19:51,432 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:19:51,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,442 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:19:51,448 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:19:51,448 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:19:51,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:19:51,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:19:51,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:19:51,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:19:51,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:19:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:19:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:19:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:19:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:19:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:19:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:19:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:19:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:19:51,552 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:19:51,554 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:19:51,755 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 23:19:51,755 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:19:51,783 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:19:51,783 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:19:51,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:19:51 BoogieIcfgContainer [2024-12-05 23:19:51,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:19:51,784 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:19:51,784 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:19:51,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:19:51,791 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:19:51" (1/1) ... [2024-12-05 23:19:51,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:19:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-05 23:19:51,832 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-05 23:19:51,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 23:19:51,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:51,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:51,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:51,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:51,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:19:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:51,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:52,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 23:19:52,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:52,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:19:52,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:19:52,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 27 transitions. [2024-12-05 23:19:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-05 23:19:52,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 23:19:52,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:52,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:52,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:52,625 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:52,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:19:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:52,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:20:03,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:20:03,051 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:20:03,054 INFO L158 Benchmark]: Toolchain (without parser) took 11844.40ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 43.2MB in the end (delta: 26.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-12-05 23:20:03,054 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:20:03,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.94ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 58.3MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:20:03,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.78ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 57.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:20:03,055 INFO L158 Benchmark]: Boogie Preprocessor took 15.80ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 56.3MB in the end (delta: 919.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:20:03,056 INFO L158 Benchmark]: RCFGBuilder took 335.67ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 44.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:20:03,056 INFO L158 Benchmark]: CodeCheck took 11269.02ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 43.2MB in the end (delta: 1.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-12-05 23:20:03,058 INFO L338 ainManager$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 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.94ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 58.3MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.78ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 57.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.80ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 56.3MB in the end (delta: 919.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 335.67ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 44.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 11269.02ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 43.2MB in the end (delta: 1.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:20:03,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baaaa9d-ef13-453e-8fc9-2e645941c5ab/bin/ukojak-verify-CZk0znPC7b/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown