./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm --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 a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:49:48,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:49:48,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:49:48,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:49:48,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:49:48,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:49:48,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:49:48,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:49:48,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:49:48,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:49:48,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:49:48,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:49:48,350 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:49:48,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:49:48,350 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:49:48,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:49:48,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:49:48,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:49:48,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:49:48,352 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:49:48,352 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:49:48,352 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:49:48,352 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:49:48,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:49:48,353 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:49:48,353 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:49:48,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:49:48,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:49:48,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:49:48,353 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:49:48,353 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:49:48,354 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:49:48,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:49:48,354 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_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm 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 -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2024-11-13 20:49:48,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:49:48,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:49:48,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:49:48,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:49:48,685 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:49:48,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c Unable to find full path for "g++" [2024-11-13 20:49:50,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:49:50,844 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:49:50,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2024-11-13 20:49:50,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/data/cb4d593a7/ec6c8509f3a64bc2831bdbb707cfc81e/FLAG835db0cc0 [2024-11-13 20:49:50,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/data/cb4d593a7/ec6c8509f3a64bc2831bdbb707cfc81e [2024-11-13 20:49:50,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:49:50,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:49:50,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:49:50,914 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:49:50,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:49:50,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:49:50" (1/1) ... [2024-11-13 20:49:50,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9662f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:50, skipping insertion in model container [2024-11-13 20:49:50,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:49:50" (1/1) ... [2024-11-13 20:49:50,942 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:49:51,154 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_c51fd240-5449-4c05-af02-129e38bec334/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2024-11-13 20:49:51,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:49:51,176 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:49:51,210 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_c51fd240-5449-4c05-af02-129e38bec334/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2024-11-13 20:49:51,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:49:51,239 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:49:51,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51 WrapperNode [2024-11-13 20:49:51,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:49:51,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:49:51,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:49:51,241 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:49:51,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,283 INFO L138 Inliner]: procedures = 18, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 150 [2024-11-13 20:49:51,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:49:51,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:49:51,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:49:51,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:49:51,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,329 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:49:51,330 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:49:51,330 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:49:51,330 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:49:51,331 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:49:51,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:49:51,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:49:51,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:49:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:49:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:49:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:49:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 20:49:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:49:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:49:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 20:49:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:49:51,499 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:49:51,501 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:49:51,731 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 20:49:51,732 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:49:51,772 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:49:51,773 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:49:51,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:49:51 BoogieIcfgContainer [2024-11-13 20:49:51,773 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:49:51,775 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:49:51,775 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:49:51,789 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:49:51,789 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:49:51" (1/1) ... [2024-11-13 20:49:51,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:49:51,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:51,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 20:49:51,861 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 20:49:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:49:51,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:51,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:49:52,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:52,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 20:49:52,350 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 20:49:52,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:49:52,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:52,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:52,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:49:52,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:52,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-13 20:49:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-13 20:49:52,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:49:52,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:52,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:49:52,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:49:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:49:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:49:52,763 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:49:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:49:52,804 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 20:49:52,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:49:52 ImpRootNode [2024-11-13 20:49:52,838 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:49:52,839 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:49:52,839 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:49:52,839 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:49:52,840 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:49:51" (3/4) ... [2024-11-13 20:49:52,842 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:49:52,843 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:49:52,844 INFO L158 Benchmark]: Toolchain (without parser) took 1931.90ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 109.4MB in the end (delta: 9.9MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-11-13 20:49:52,845 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:49:52,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.34ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 107.3MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:49:52,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.33ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:49:52,848 INFO L158 Benchmark]: Boogie Preprocessor took 41.85ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:49:52,848 INFO L158 Benchmark]: RCFGBuilder took 443.25ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 91.3MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:49:52,849 INFO L158 Benchmark]: CodeCheck took 1063.85ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 109.4MB in the end (delta: -18.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:49:52,849 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 109.4MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:49:52,854 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, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 28 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 8 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 30 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - UnprovableResult [Line: 53]: 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 someBinaryFLOATComparisonOperation at line 24, overapproximation of someBinaryFLOATComparisonOperation at line 35, overapproximation of someBinaryFLOATComparisonOperation at line 26, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of to_real at line 18, overapproximation of someBinaryArithmeticFLOAToperation at line 38. Possible FailurePath: [L1] int __return_main; [L12] int __return_129; [L15] int main__i; [L16] float main__z; [L17] float main__t; [L18] float main__min[5] = { 5, 10, 12, 30, 150 }; [L19] float main__max[5] = { 10, 12, 30, 150, 300 }; [L20] float main__org[5] = { 1, 5, -10, 30, 20 }; [L21] float main__slope[5] = { 4, -15, 40, -10, 0 }; [L22] main__t = __VERIFIER_nondet_float() [L23] int main____CPAchecker_TMP_0; [L24] EXPR main__min[0] VAL [__return_129=0, __return_main=0, main__max={13964:0}] [L24] COND TRUE main__t >= (main__min[0]) [L26] EXPR main__max[4UL] VAL [__return_129=0, __return_main=0, main__max={13964:0}] [L26] COND TRUE main__t <= (main__max[4UL]) [L28] main____CPAchecker_TMP_0 = 1 VAL [__return_129=0, __return_main=0, main____CPAchecker_TMP_0=1, main__max={13964:0}] [L29] COND TRUE main____CPAchecker_TMP_0 != 0 [L31] main__i = 0 VAL [__return_129=0, __return_main=0, main__i=0, main__max={13964:0}] [L33] COND TRUE main__i < 5UL [L35] EXPR main__max[main__i] VAL [__return_129=0, __return_main=0, main__i=0, main__max={13964:0}] [L35] COND TRUE main__t <= (main__max[main__i]) [L38] EXPR main__org[main__i] [L38] EXPR main__slope[main__i] [L38] EXPR main__min[main__i] [L38] EXPR main__max[main__i] [L38] EXPR main__min[main__i] [L38] main__z = (main__org[main__i]) + (((main__slope[main__i]) * (main__t - (main__min[main__i]))) / ((main__max[main__i]) - (main__min[main__i]))) [L39] int main____CPAchecker_TMP_1; VAL [__return_129=0, __return_main=0, main__i=0, main__max={13964:0}] [L40] COND FALSE !(main__z >= -10.0) VAL [__return_129=0, __return_main=0, main__i=0, main__max={13964:0}] [L66] main____CPAchecker_TMP_1 = 0 VAL [__return_129=0, __return_main=0, main____CPAchecker_TMP_1=0, main__i=0, main__max={13964:0}] [L47] int __tmp_1; [L48] __tmp_1 = main____CPAchecker_TMP_1 [L49] int __VERIFIER_assert__cond; [L50] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_129=0, __return_main=0, main__i=0, main__max={13964:0}] [L51] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_129=0, __return_main=0, main__i=0, main__max={13964:0}] [L53] reach_error() VAL [__return_129=0, __return_main=0, main__i=0, main__max={13964:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.34ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 107.3MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.33ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.85ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 443.25ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 91.3MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1063.85ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 109.4MB in the end (delta: -18.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 109.4MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:49:52,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/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_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm --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 a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:49:55,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:49:55,707 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:49:55,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:49:55,752 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:49:55,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:49:55,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:49:55,753 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:49:55,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:49:55,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:49:55,755 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:49:55,755 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:49:55,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:49:55,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:49:55,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:49:55,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:49:55,757 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:49:55,757 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:49:55,757 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:49:55,757 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:49:55,758 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:49:55,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:49:55,758 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:49:55,758 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:49:55,758 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:49:55,758 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:49:55,758 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:49:55,758 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:49:55,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:49:55,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:49:55,759 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:49:55,759 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:49:55,759 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:49:55,759 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:49:55,759 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:49:55,759 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:49:55,760 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_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm 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 -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2024-11-13 20:49:56,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:49:56,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:49:56,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:49:56,115 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:49:56,116 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:49:56,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c Unable to find full path for "g++" [2024-11-13 20:49:58,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:49:58,351 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:49:58,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2024-11-13 20:49:58,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/data/217a315dd/a6e35e6969ed49d2ad6f8a41f1484a70/FLAG253c60004 [2024-11-13 20:49:58,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/data/217a315dd/a6e35e6969ed49d2ad6f8a41f1484a70 [2024-11-13 20:49:58,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:49:58,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:49:58,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:49:58,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:49:58,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:49:58,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b5408fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58, skipping insertion in model container [2024-11-13 20:49:58,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,424 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:49:58,639 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_c51fd240-5449-4c05-af02-129e38bec334/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2024-11-13 20:49:58,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:49:58,668 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:49:58,694 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_c51fd240-5449-4c05-af02-129e38bec334/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2024-11-13 20:49:58,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:49:58,716 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:49:58,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58 WrapperNode [2024-11-13 20:49:58,716 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:49:58,717 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:49:58,718 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:49:58,718 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:49:58,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,756 INFO L138 Inliner]: procedures = 19, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 151 [2024-11-13 20:49:58,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:49:58,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:49:58,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:49:58,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:49:58,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,782 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,783 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,786 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:49:58,786 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:49:58,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:49:58,787 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:49:58,788 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:49:58" (1/1) ... [2024-11-13 20:49:58,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:49:58,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:49:58,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:49:58,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:49:58,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:49:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 20:49:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:49:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:49:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 20:49:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:49:58,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:49:58,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:49:58,948 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:49:58,950 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:50:03,677 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 20:50:03,677 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:50:03,749 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:50:03,749 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:50:03,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:03 BoogieIcfgContainer [2024-11-13 20:50:03,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:50:03,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:50:03,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:50:03,762 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:50:03,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:03" (1/1) ... [2024-11-13 20:50:03,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:50:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 20:50:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 20:50:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:50:03,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:03,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:03,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:03,861 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:03,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:50:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:04,129 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:04,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:50:04,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:04,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:50:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 20:50:04,706 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 20:50:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:50:04,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:04,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:04,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:04,711 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:04,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:50:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:04,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:05,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:50:05,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:05,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 20:50:05,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:05,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-13 20:50:05,390 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-13 20:50:05,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:50:05,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:05,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:05,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:05,394 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:05,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:50:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:06,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:50:17,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:50:17,135 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:50:17,139 INFO L158 Benchmark]: Toolchain (without parser) took 18743.69ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 23.6MB in the end (delta: 36.8MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-13 20:50:17,140 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 64.2MB in the beginning and 64.1MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:17,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.04ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 47.3MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:17,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.80ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.5MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:17,141 INFO L158 Benchmark]: Boogie Preprocessor took 29.10ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 44.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:17,142 INFO L158 Benchmark]: RCFGBuilder took 4963.49ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 24.0MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:50:17,142 INFO L158 Benchmark]: CodeCheck took 13387.43ms. Allocated memory is still 83.9MB. Free memory was 23.7MB in the beginning and 23.6MB in the end (delta: 178.5kB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2024-11-13 20:50:17,146 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 0.33ms. Allocated memory is still 83.9MB. Free memory was 64.2MB in the beginning and 64.1MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.04ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 47.3MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.80ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.5MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.10ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 44.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 4963.49ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 24.0MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13387.43ms. Allocated memory is still 83.9MB. Free memory was 23.7MB in the beginning and 23.6MB in the end (delta: 178.5kB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:50:17,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51fd240-5449-4c05-af02-129e38bec334/bin/ukojak-verify-EEHR8qb7sm/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