./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/inv_Newton.c.p+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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/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 f807884dfe796c964ede5317ceef5bdc8dc93cb7b5e0611cc0dc63f2d13b17a0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:22,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:22,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:22,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:22,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:22,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:22,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:22,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:22,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:22,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:22,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:22,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:22,328 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:22,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:22,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:22,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:22,329 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:22,329 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:22,329 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:22,329 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:22,329 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:22,329 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:22,330 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:22,330 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:22,330 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:22,330 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:22,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:22,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:22,336 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:22,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:22,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:22,337 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:22,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:22,337 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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/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 -> f807884dfe796c964ede5317ceef5bdc8dc93cb7b5e0611cc0dc63f2d13b17a0 [2024-11-13 20:17:22,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:22,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:22,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:22,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:22,904 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:22,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c Unable to find full path for "g++" [2024-11-13 20:17:24,997 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:25,340 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:25,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c [2024-11-13 20:17:25,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/data/935305576/54e4883dbaae4c9391725c6536c2293d/FLAG7c0fc619a [2024-11-13 20:17:25,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/data/935305576/54e4883dbaae4c9391725c6536c2293d [2024-11-13 20:17:25,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:25,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:25,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:25,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:25,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:25,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1110559a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25, skipping insertion in model container [2024-11-13 20:17:25,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,390 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:25,612 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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c[2006,2019] [2024-11-13 20:17:25,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:25,631 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:25,662 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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c[2006,2019] [2024-11-13 20:17:25,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:25,683 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:25,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25 WrapperNode [2024-11-13 20:17:25,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:25,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:25,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:25,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:25,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,730 INFO L138 Inliner]: procedures = 18, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 110 [2024-11-13 20:17:25,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:25,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:25,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:25,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:25,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:25,770 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:25,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:25,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:25,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:25,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:25,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:25,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:17:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 20:17:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:17:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 20:17:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:25,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:17:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:17:25,934 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:25,936 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:26,204 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:26,204 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:26,312 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:26,312 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:26,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26 BoogieIcfgContainer [2024-11-13 20:17:26,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:26,313 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:26,313 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:26,326 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:26,327 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:26,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-13 20:17:26,420 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-13 20:17:26,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:17:26,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:26,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:26,747 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 20:17:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 20:17:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 20:17:26,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:17:26,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:26,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:27,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-13 20:17:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-13 20:17:27,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:17:27,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:27,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:27,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:17:27,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:27,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2024-11-13 20:17:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2024-11-13 20:17:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:17:27,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:27,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:27,453 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:27,568 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:27,631 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 20:17:27,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:17:27 ImpRootNode [2024-11-13 20:17:27,681 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:17:27,682 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:17:27,682 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:17:27,683 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:17:27,683 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26" (3/4) ... [2024-11-13 20:17:27,686 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:17:27,687 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:17:27,690 INFO L158 Benchmark]: Toolchain (without parser) took 2322.15ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 62.7MB in the end (delta: 30.8MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-11-13 20:17:27,690 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:27,691 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.51ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 81.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:27,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.82ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:27,694 INFO L158 Benchmark]: Boogie Preprocessor took 37.70ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 788.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:27,695 INFO L158 Benchmark]: RCFGBuilder took 542.64ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 63.7MB in the end (delta: 15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:27,695 INFO L158 Benchmark]: CodeCheck took 1367.96ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 62.7MB in the end (delta: 912.7kB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-11-13 20:17:27,695 INFO L158 Benchmark]: Witness Printer took 4.96ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:27,699 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 85 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 35 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 35 mSolverCounterUnsat, 47 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 264 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 10 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, 0.5s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 56 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 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: 96]: 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 53, overapproximation of bitwiseAnd at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 26, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryDOUBLEComparisonOperation at line 24, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of to_real at line 46. Possible FailurePath: [L1] int __return_main; [L17] double __return_104; [L20] double main__a; [L21] double main__r; [L22] main__a = __VERIFIER_nondet_double() [L23] int main____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L24] COND TRUE main__a >= 20.0 VAL [__return_104=0, __return_main=0] [L26] COND TRUE main__a <= 30.0 [L28] main____CPAchecker_TMP_0 = 1 VAL [__return_104=0, __return_main=0, main____CPAchecker_TMP_0=1] [L30] COND TRUE main____CPAchecker_TMP_0 != 0 [L33] double __tmp_1; [L34] __tmp_1 = main__a [L35] double inv__A; [L36] inv__A = __tmp_1 [L37] double inv__xi; [L38] double inv__xsi; [L39] double inv__temp; [L40] signed int inv__cond; [L41] signed int inv__exp; [L42] union double_int inv__A_u; [L43] union double_int inv__xi_u; [L44] inv__A_u.d = inv__A [L45] EXPR inv__A_u.i [L45] EXPR (inv__A_u.i) & 2146435072 [L45] inv__exp = ((signed int)(((inv__A_u.i) & 2146435072) >> 20)) - 1023 [L46] inv__xi_u.d = 1 [L47] inv__xi_u.i = (1023 - inv__exp) << 20 [L48] EXPR inv__xi_u.d [L48] inv__xi = inv__xi_u.d [L49] inv__cond = 1 VAL [__return_104=0, __return_main=0, inv__cond=1, inv__xi=2] [L51] COND TRUE !(inv__cond == 0) [L53] inv__xsi = (2 * inv__xi) - ((inv__A * inv__xi) * inv__xi) [L54] inv__temp = inv__xsi - inv__xi [L55] int inv____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0, inv__xi=2] [L56] COND FALSE !(inv__temp > 1.0E-10) VAL [__return_104=0, __return_main=0, inv__xi=2] [L67] COND FALSE !(inv__temp < -1.0E-10) [L73] inv____CPAchecker_TMP_0 = 0 VAL [__return_104=0, __return_main=0, inv____CPAchecker_TMP_0=0, inv__xi=2] [L61] inv__cond = inv____CPAchecker_TMP_0 [L62] inv__xi = inv__xsi VAL [__return_104=0, __return_main=0, inv__cond=0, inv__xi=4] [L51] COND FALSE !(!(inv__cond == 0)) [L80] __return_104 = inv__xi [L81] main__r = __return_104 [L82] int main____CPAchecker_TMP_1; VAL [__return_104=4, __return_main=0] [L83] COND FALSE !(main__r >= 0) VAL [__return_104=4, __return_main=0] [L108] main____CPAchecker_TMP_1 = 0 VAL [__return_104=4, __return_main=0, main____CPAchecker_TMP_1=0] [L90] int __tmp_2; [L91] __tmp_2 = main____CPAchecker_TMP_1 [L92] int __VERIFIER_assert__cond; [L93] __VERIFIER_assert__cond = __tmp_2 VAL [__VERIFIER_assert__cond=0, __return_104=4, __return_main=0] [L94] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_104=4, __return_main=0] [L96] reach_error() VAL [__return_104=4, __return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.51ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 81.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.82ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.70ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 788.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 542.64ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 63.7MB in the end (delta: 15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1367.96ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 62.7MB in the end (delta: 912.7kB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Witness Printer took 4.96ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 62.7MB 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 20:17:27,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/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 f807884dfe796c964ede5317ceef5bdc8dc93cb7b5e0611cc0dc63f2d13b17a0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:30,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:31,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:17:31,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:31,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:31,079 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:31,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:31,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:31,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:31,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:31,082 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:31,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:31,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:31,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:31,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:31,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:31,084 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:17:31,084 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:17:31,084 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:31,084 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:17:31,084 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:31,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:31,084 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:31,085 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:31,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:31,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:31,085 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:31,085 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:17:31,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:31,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:31,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:31,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:31,086 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:31,086 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:17:31,086 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:31,086 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:17:31,086 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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/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 -> f807884dfe796c964ede5317ceef5bdc8dc93cb7b5e0611cc0dc63f2d13b17a0 [2024-11-13 20:17:31,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:31,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:31,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:31,473 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:31,474 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:31,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c Unable to find full path for "g++" [2024-11-13 20:17:33,501 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:33,786 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:33,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c [2024-11-13 20:17:33,795 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/data/e2ebf29c4/05a18e8a8c44483b8d4dbbd44eb034bb/FLAG362f47afe [2024-11-13 20:17:33,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/data/e2ebf29c4/05a18e8a8c44483b8d4dbbd44eb034bb [2024-11-13 20:17:33,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:33,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:33,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:33,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:33,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:33,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@225ae047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33, skipping insertion in model container [2024-11-13 20:17:33,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,839 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:34,068 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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c[2006,2019] [2024-11-13 20:17:34,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:34,099 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:34,131 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_bfb52634-2858-4450-ad08-9ec4a53b7ccc/sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c[2006,2019] [2024-11-13 20:17:34,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:34,159 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:34,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34 WrapperNode [2024-11-13 20:17:34,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:34,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:34,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:34,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:34,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,210 INFO L138 Inliner]: procedures = 21, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 103 [2024-11-13 20:17:34,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:34,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:34,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:34,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:34,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,230 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,256 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:34,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:34,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:34,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:34,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:34,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:34,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:34,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 20:17:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 20:17:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:17:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:17:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:17:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:34,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:17:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:17:34,435 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:34,436 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:44,904 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:44,904 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:44,935 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:44,936 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:44,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:44 BoogieIcfgContainer [2024-11-13 20:17:44,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:44,937 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:44,937 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:44,952 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:44,952 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:44" (1/1) ... [2024-11-13 20:17:44,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:45,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:45,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-13 20:17:45,022 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-13 20:17:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:17:45,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:45,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:45,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:17:45,027 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:17:45,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:17:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:45,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:17:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:45,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:17:45,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:45,465 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 20:17:45,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:17:55,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:18:05,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:18:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:06,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-11-13 20:18:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-11-13 20:18:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:18:06,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:06,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:06,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:06,189 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:06,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:18:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:06,509 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:06,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:18:06,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:06,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:06,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:18:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 20:18:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 20:18:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:18:06,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:06,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:06,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:06,834 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:06,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:18:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:07,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:07,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:18:07,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:07,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:18:07,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:18:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 20:18:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 20:18:07,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:18:07,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:07,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:07,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:07,867 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:07,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:18:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:10,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:20,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 20:18:20,744 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 20:18:20,748 INFO L158 Benchmark]: Toolchain (without parser) took 46932.66ms. Allocated memory is still 117.4MB. Free memory was 95.6MB in the beginning and 74.0MB in the end (delta: 21.6MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:20,749 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:20,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.44ms. Allocated memory is still 117.4MB. Free memory was 95.4MB in the beginning and 83.0MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:20,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.64ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 81.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:20,751 INFO L158 Benchmark]: Boogie Preprocessor took 54.57ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:20,752 INFO L158 Benchmark]: RCFGBuilder took 10667.42ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 66.2MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:20,752 INFO L158 Benchmark]: CodeCheck took 35810.23ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 74.0MB in the end (delta: -7.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:20,755 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 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.44ms. Allocated memory is still 117.4MB. Free memory was 95.4MB in the beginning and 83.0MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.64ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 81.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.57ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10667.42ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 66.2MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 35810.23ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 74.0MB in the end (delta: -7.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:18:20,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb52634-2858-4450-ad08-9ec4a53b7ccc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown