./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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 9f4aaad5467edb8ebb713201c5ef1a2ab973a56e3a4674058c8240617473ff22 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:36:07,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:36:07,604 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:36:07,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:36:07,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:36:07,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:36:07,631 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:36:07,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:36:07,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:36:07,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:36:07,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:36:07,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:36:07,632 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:36:07,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:36:07,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:36:07,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:36:07,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:36:07,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:36:07,633 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:36:07,633 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:36:07,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:36:07,633 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:36:07,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:36:07,633 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:36:07,633 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:36:07,633 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:36:07,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:36:07,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:36:07,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:36:07,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:36:07,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:36:07,634 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:36:07,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:36:07,634 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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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 -> 9f4aaad5467edb8ebb713201c5ef1a2ab973a56e3a4674058c8240617473ff22 [2024-12-06 04:36:07,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:36:07,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:36:07,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:36:07,895 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:36:07,896 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:36:07,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c [2024-12-06 04:36:10,695 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data/ff5019c81/3775605efa7a40b68e6c39531e5aad2a/FLAG9fdaee3f7 [2024-12-06 04:36:10,912 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:36:10,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c [2024-12-06 04:36:10,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data/ff5019c81/3775605efa7a40b68e6c39531e5aad2a/FLAG9fdaee3f7 [2024-12-06 04:36:10,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data/ff5019c81/3775605efa7a40b68e6c39531e5aad2a [2024-12-06 04:36:10,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:36:10,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:36:10,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:36:10,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:36:10,943 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:36:10,944 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:10" (1/1) ... [2024-12-06 04:36:10,945 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46283827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:10, skipping insertion in model container [2024-12-06 04:36:10,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:10" (1/1) ... [2024-12-06 04:36:10,959 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:36:11,085 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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c[1094,1107] [2024-12-06 04:36:11,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:36:11,098 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:36:11,110 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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c[1094,1107] [2024-12-06 04:36:11,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:36:11,126 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:36:11,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11 WrapperNode [2024-12-06 04:36:11,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:36:11,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:36:11,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:36:11,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:36:11,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,156 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-12-06 04:36:11,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:36:11,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:36:11,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:36:11,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:36:11,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,165 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,169 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,169 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:36:11,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:36:11,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:36:11,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:36:11,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:36:11,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:36:11,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:36:11,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:36:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:36:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:36:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:36:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:36:11,288 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:36:11,290 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:36:11,393 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 04:36:11,393 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:36:11,417 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:36:11,417 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:36:11,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:11 BoogieIcfgContainer [2024-12-06 04:36:11,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:36:11,419 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:36:11,419 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:36:11,427 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:36:11,428 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:11" (1/1) ... [2024-12-06 04:36:11,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:36:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-06 04:36:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-06 04:36:11,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:36:11,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:11,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:36:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:36:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:11,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 04:36:11,733 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 04:36:11,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:36:11,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:11,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:36:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:36:11,746 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:36:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:36:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:36:11,790 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:36:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:36:11,809 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 04:36:11,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:36:11 ImpRootNode [2024-12-06 04:36:11,832 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:36:11,832 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:36:11,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:36:11,833 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:36:11,833 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:11" (3/4) ... [2024-12-06 04:36:11,836 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:36:11,836 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:36:11,837 INFO L158 Benchmark]: Toolchain (without parser) took 898.63ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 76.5MB in the end (delta: 42.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:36:11,837 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:11,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 187.37ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:36:11,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.22ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 106.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:11,839 INFO L158 Benchmark]: Boogie Preprocessor took 17.08ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 106.1MB in the end (delta: 743.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:11,839 INFO L158 Benchmark]: RCFGBuilder took 242.67ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 95.9MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:36:11,839 INFO L158 Benchmark]: CodeCheck took 413.12ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 76.7MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:36:11,840 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 142.6MB. Free memory was 76.7MB in the beginning and 76.5MB in the end (delta: 230.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:11,842 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 9 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 45]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 26, overapproximation of someBinaryDOUBLEComparisonOperation at line 19, overapproximation of someBinaryDOUBLEComparisonOperation at line 21, overapproximation of someBinaryDOUBLEComparisonOperation at line 32, overapproximation of someBinaryDOUBLEComparisonOperation at line 27. Possible FailurePath: [L1] int __return_main; [L12] int __return_76; [L15] double main__x; [L16] double main__y; [L17] main__x = __VERIFIER_nondet_double() [L18] int main____CPAchecker_TMP_0; VAL [__return_76=0, __return_main=0] [L19] COND TRUE main__x >= 0.0 VAL [__return_76=0, __return_main=0] [L21] COND TRUE main__x <= 10.0 [L23] main____CPAchecker_TMP_0 = 1 VAL [__return_76=0, __return_main=0, main____CPAchecker_TMP_0=1] [L24] COND TRUE main____CPAchecker_TMP_0 != 0 [L26] main__y = (main__x * main__x) - main__x [L27] COND FALSE !(main__y >= 0) [L69] main__y = (main__x * main__x) + 2.0 [L31] int main____CPAchecker_TMP_1; VAL [__return_76=0, __return_main=0] [L32] COND FALSE !(main__y >= 0.0) VAL [__return_76=0, __return_main=0] [L58] main____CPAchecker_TMP_1 = 0 VAL [__return_76=0, __return_main=0, main____CPAchecker_TMP_1=0] [L39] int __tmp_1; [L40] __tmp_1 = main____CPAchecker_TMP_1 [L41] int __VERIFIER_assert__cond; [L42] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_76=0, __return_main=0] [L43] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_76=0, __return_main=0] [L45] reach_error() VAL [__return_76=0, __return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 187.37ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.22ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 106.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.08ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 106.1MB in the end (delta: 743.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 242.67ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 95.9MB in the end (delta: 10.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 413.12ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 76.7MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 142.6MB. Free memory was 76.7MB in the beginning and 76.5MB in the end (delta: 230.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:36:11,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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 9f4aaad5467edb8ebb713201c5ef1a2ab973a56e3a4674058c8240617473ff22 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:36:13,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:36:13,942 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:36:13,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:36:13,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:36:13,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:36:13,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:36:13,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:36:13,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:36:13,965 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:36:13,966 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:36:13,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:36:13,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:36:13,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:36:13,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:36:13,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:36:13,967 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:36:13,967 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:13,967 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:36:13,967 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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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 -> 9f4aaad5467edb8ebb713201c5ef1a2ab973a56e3a4674058c8240617473ff22 [2024-12-06 04:36:14,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:36:14,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:36:14,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:36:14,218 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:36:14,218 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:36:14,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c [2024-12-06 04:36:16,919 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data/e26190cce/1f7427d4d3b845eeb3a3396fcd1b5ab7/FLAG1f75aaba9 [2024-12-06 04:36:17,115 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:36:17,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c [2024-12-06 04:36:17,125 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data/e26190cce/1f7427d4d3b845eeb3a3396fcd1b5ab7/FLAG1f75aaba9 [2024-12-06 04:36:17,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/data/e26190cce/1f7427d4d3b845eeb3a3396fcd1b5ab7 [2024-12-06 04:36:17,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:36:17,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:36:17,144 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:36:17,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:36:17,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:36:17,149 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,150 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eaa9349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17, skipping insertion in model container [2024-12-06 04:36:17,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:36:17,302 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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c[1094,1107] [2024-12-06 04:36:17,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:36:17,322 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:36:17,337 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_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/sv-benchmarks/c/float-benchs/zonotope_loose.c.v+cfa-reducer.c[1094,1107] [2024-12-06 04:36:17,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:36:17,354 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:36:17,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17 WrapperNode [2024-12-06 04:36:17,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:36:17,356 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:36:17,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:36:17,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:36:17,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,388 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2024-12-06 04:36:17,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:36:17,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:36:17,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:36:17,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:36:17,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,398 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,404 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:36:17,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:36:17,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:36:17,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:36:17,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:36:17" (1/1) ... [2024-12-06 04:36:17,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:36:17,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:36:17,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:36:17,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:36:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:36:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:36:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:36:17,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:36:17,538 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:36:17,540 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:36:22,547 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-12-06 04:36:22,547 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:36:22,577 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:36:22,577 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:36:22,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:22 BoogieIcfgContainer [2024-12-06 04:36:22,578 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:36:22,579 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:36:22,579 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:36:22,588 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:36:22,588 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:36:22" (1/1) ... [2024-12-06 04:36:22,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:36:22,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-06 04:36:22,640 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-06 04:36:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:36:22,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:22,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:22,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:22,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:22,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:36:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:22,784 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:22,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:36:22,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:36:22,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-06 04:36:29,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:36:29,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:29,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-12-06 04:36:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-12-06 04:36:29,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:36:29,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:29,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:29,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:29,297 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:29,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:36:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:30,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:36:40,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:36:40,260 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:36:40,263 INFO L158 Benchmark]: Toolchain (without parser) took 23120.42ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 59.0MB in the end (delta: 11.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-12-06 04:36:40,263 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:40,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.62ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 58.4MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:36:40,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.95ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 57.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:40,264 INFO L158 Benchmark]: Boogie Preprocessor took 24.05ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 56.2MB in the end (delta: 987.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:40,264 INFO L158 Benchmark]: RCFGBuilder took 5164.36ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 44.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:36:40,265 INFO L158 Benchmark]: CodeCheck took 17683.70ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 59.0MB in the end (delta: -14.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:36:40,266 INFO L338 ainManager$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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.62ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 58.4MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.95ms. Allocated memory is still 92.3MB. Free memory was 58.4MB in the beginning and 57.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.05ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 56.2MB in the end (delta: 987.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 5164.36ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 44.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 17683.70ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 59.0MB in the end (delta: -14.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:36:40,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d5a9e6-ceb7-4d48-8247-ea5d5273d9d0/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