./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/bound-grocery.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/bound-grocery.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d98f9912f2edd7d39da105bd0d4d0aa0050c2422dc467789771f1f7cd0212f6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:45:19,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:45:19,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:45:19,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:45:19,148 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:45:19,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:45:19,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:45:19,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:45:19,188 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:45:19,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:45:19,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:45:19,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:45:19,188 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:45:19,189 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:45:19,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:45:19,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:45:19,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:45:19,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:45:19,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:45:19,189 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:45:19,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:45:19,190 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:45:19,190 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:45:19,190 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:45:19,190 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:45:19,190 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:45:19,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:45:19,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:45:19,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:45:19,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:45:19,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:45:19,191 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:45:19,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:45:19,192 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_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d98f9912f2edd7d39da105bd0d4d0aa0050c2422dc467789771f1f7cd0212f6 [2024-11-25 03:45:19,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:45:19,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:45:19,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:45:19,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:45:19,536 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:45:19,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-nonlinear/bound-grocery.c [2024-11-25 03:45:22,470 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data/5a5856479/f27455adf0544498a960d38b3d285f03/FLAG88a6fc6cb [2024-11-25 03:45:22,730 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:45:22,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/sv-benchmarks/c/floats-nonlinear/bound-grocery.c [2024-11-25 03:45:22,759 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data/5a5856479/f27455adf0544498a960d38b3d285f03/FLAG88a6fc6cb [2024-11-25 03:45:22,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data/5a5856479/f27455adf0544498a960d38b3d285f03 [2024-11-25 03:45:22,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:45:22,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:45:22,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:45:22,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:45:22,813 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:45:22,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:45:22" (1/1) ... [2024-11-25 03:45:22,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101057bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:22, skipping insertion in model container [2024-11-25 03:45:22,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:45:22" (1/1) ... [2024-11-25 03:45:22,831 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:45:22,982 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_4ae9d9fd-8257-41b8-948b-095e6f243108/sv-benchmarks/c/floats-nonlinear/bound-grocery.c[616,629] [2024-11-25 03:45:22,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:45:23,009 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:45:23,019 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_4ae9d9fd-8257-41b8-948b-095e6f243108/sv-benchmarks/c/floats-nonlinear/bound-grocery.c[616,629] [2024-11-25 03:45:23,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:45:23,039 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:45:23,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23 WrapperNode [2024-11-25 03:45:23,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:45:23,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:45:23,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:45:23,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:45:23,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,072 INFO L138 Inliner]: procedures = 15, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2024-11-25 03:45:23,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:45:23,073 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:45:23,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:45:23,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:45:23,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,082 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,087 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,088 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,090 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,091 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:45:23,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:45:23,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:45:23,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:45:23,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:45:23,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:45:23,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:45:23,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:45:23,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:45:23,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:45:23,164 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain [2024-11-25 03:45:23,164 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain [2024-11-25 03:45:23,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:45:23,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:45:23,243 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:45:23,245 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:45:23,435 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-25 03:45:23,435 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:45:23,499 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:45:23,499 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:45:23,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:45:23 BoogieIcfgContainer [2024-11-25 03:45:23,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:45:23,504 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:45:23,504 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:45:23,517 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:45:23,518 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:45:23" (1/1) ... [2024-11-25 03:45:23,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:45:23,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:45:23,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-25 03:45:23,593 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-25 03:45:23,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:45:23,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:45:23,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:45:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:45:24,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:45:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-25 03:45:24,087 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-25 03:45:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:45:24,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:45:24,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:45:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:45:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:45:24,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2024-11-25 03:45:24,281 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2024-11-25 03:45:24,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:45:24,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:45:24,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:45:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:24,437 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 03:45:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:45:24,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2024-11-25 03:45:24,506 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-11-25 03:45:24,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:45:24,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:45:24,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:45:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:45:24,545 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:45:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:45:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:45:24,673 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:45:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:45:24,737 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-25 03:45:24,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:45:24 ImpRootNode [2024-11-25 03:45:24,779 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:45:24,780 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:45:24,780 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:45:24,780 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:45:24,781 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:45:23" (3/4) ... [2024-11-25 03:45:24,787 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:45:24,788 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:45:24,791 INFO L158 Benchmark]: Toolchain (without parser) took 1982.94ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 79.3MB in the end (delta: 15.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-11-25 03:45:24,792 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:45:24,792 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.92ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 83.4MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:45:24,792 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.60ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 81.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:45:24,793 INFO L158 Benchmark]: Boogie Preprocessor took 20.25ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.2MB in the end (delta: 722.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:45:24,793 INFO L158 Benchmark]: RCFGBuilder took 405.33ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 67.6MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:45:24,794 INFO L158 Benchmark]: CodeCheck took 1274.87ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 79.3MB in the end (delta: -11.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:45:24,795 INFO L158 Benchmark]: Witness Printer took 8.33ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 79.3MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:45:24,798 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 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 129 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63 IncrementalHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 60 mSDtfsCounter, 63 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 324 GetRequests, 316 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, 0.5s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 56 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 8/8 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 18]: 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 someBinaryDOUBLEComparisonOperation at line 33, overapproximation of someBinaryDOUBLEComparisonOperation at line 26. Possible FailurePath: [L40] double x, y, z, w; [L41] x = __VERIFIER_nondet_double() [L42] y = __VERIFIER_nondet_double() [L43] z = __VERIFIER_nondet_double() [L44] w = __VERIFIER_nondet_double() [L45] CALL, EXPR solve(x, y, z, w) [L30] CALL, EXPR check_domain(item1) VAL [\old(x)=2] [L26] COND TRUE x >= 0.0 && x <= 711.0 [L26] return 1; [L30] RET, EXPR check_domain(item1) VAL [item1=2] [L30] EXPR check_domain(item1) && check_domain(item2) VAL [item1=2] [L30] CALL, EXPR check_domain(item2) VAL [\old(x)=3] [L26] COND TRUE x >= 0.0 && x <= 711.0 [L26] return 1; [L30] RET, EXPR check_domain(item2) VAL [item1=2, item2=3] [L30] EXPR check_domain(item1) && check_domain(item2) VAL [item1=2, item2=3] [L30] EXPR check_domain(item1) && check_domain(item2) && check_domain(item3) VAL [item1=2, item2=3] [L30] CALL, EXPR check_domain(item3) VAL [\old(x)=4] [L26] COND TRUE x >= 0.0 && x <= 711.0 [L26] return 1; [L30] RET, EXPR check_domain(item3) VAL [item1=2, item2=3, item3=4] [L30] EXPR check_domain(item1) && check_domain(item2) && check_domain(item3) VAL [item1=2, item2=3, item3=4] [L30-L31] EXPR check_domain(item1) && check_domain(item2) && check_domain(item3) && check_domain(item4) VAL [item1=2, item2=3, item3=4] [L31] CALL, EXPR check_domain(item4) VAL [\old(x)=5] [L26] COND TRUE x >= 0.0 && x <= 711.0 [L26] return 1; [L31] RET, EXPR check_domain(item4) VAL [item1=2, item2=3, item3=4, item4=5] [L30-L31] EXPR check_domain(item1) && check_domain(item2) && check_domain(item3) && check_domain(item4) VAL [item1=2, item2=3, item3=4, item4=5] [L30-L33] COND TRUE check_domain(item1) && check_domain(item2) && check_domain(item3) && check_domain(item4) && item1 + item2 + item3 + item4 == 711.0 && (item1 + 0.0) * item2 * item3 * item4 == 711.0 * 100 * 100 * 100 && item1 <= item2 && item2 <= item3 && item3 <= item4 [L34] return 1; [L45] RET, EXPR solve(x, y, z, w) [L45] CALL __VERIFIER_assert(!solve(x, y, z, w)) [L16] COND TRUE !(cond) [L18] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.92ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 83.4MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.60ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 81.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.25ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.2MB in the end (delta: 722.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 405.33ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 67.6MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1274.87ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 79.3MB in the end (delta: -11.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.33ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 79.3MB 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 [2024-11-25 03:45:24,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/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_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/bound-grocery.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d98f9912f2edd7d39da105bd0d4d0aa0050c2422dc467789771f1f7cd0212f6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:45:27,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:45:27,716 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:45:27,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:45:27,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:45:27,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:45:27,764 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:45:27,764 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:45:27,764 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:45:27,764 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:45:27,764 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:45:27,764 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:45:27,765 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:45:27,766 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:45:27,767 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:45:27,767 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:45:27,767 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:45:27,767 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:45:27,767 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:45:27,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:45:27,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:45:27,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:45:27,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:45:27,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:45:27,768 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:45:27,768 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:45:27,768 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:45:27,768 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_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d98f9912f2edd7d39da105bd0d4d0aa0050c2422dc467789771f1f7cd0212f6 [2024-11-25 03:45:28,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:45:28,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:45:28,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:45:28,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:45:28,128 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:45:28,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-nonlinear/bound-grocery.c [2024-11-25 03:45:31,234 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data/dea4301cb/76ddddceb11f45228abf8b2ea2c1785a/FLAGbd94c54fb [2024-11-25 03:45:31,427 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:45:31,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/sv-benchmarks/c/floats-nonlinear/bound-grocery.c [2024-11-25 03:45:31,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data/dea4301cb/76ddddceb11f45228abf8b2ea2c1785a/FLAGbd94c54fb [2024-11-25 03:45:31,447 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/data/dea4301cb/76ddddceb11f45228abf8b2ea2c1785a [2024-11-25 03:45:31,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:45:31,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:45:31,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:45:31,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:45:31,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:45:31,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f7124f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31, skipping insertion in model container [2024-11-25 03:45:31,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,473 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:45:31,629 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_4ae9d9fd-8257-41b8-948b-095e6f243108/sv-benchmarks/c/floats-nonlinear/bound-grocery.c[616,629] [2024-11-25 03:45:31,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:45:31,661 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:45:31,675 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_4ae9d9fd-8257-41b8-948b-095e6f243108/sv-benchmarks/c/floats-nonlinear/bound-grocery.c[616,629] [2024-11-25 03:45:31,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:45:31,701 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:45:31,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31 WrapperNode [2024-11-25 03:45:31,702 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:45:31,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:45:31,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:45:31,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:45:31,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,739 INFO L138 Inliner]: procedures = 16, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2024-11-25 03:45:31,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:45:31,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:45:31,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:45:31,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:45:31,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,768 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,782 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:45:31,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:45:31,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:45:31,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:45:31,788 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:45:31" (1/1) ... [2024-11-25 03:45:31,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:45:31,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:45:31,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:45:31,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:45:31,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:45:31,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:45:31,870 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain [2024-11-25 03:45:31,870 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain [2024-11-25 03:45:31,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:45:31,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:45:31,960 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:45:31,962 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:45:52,433 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-25 03:45:52,433 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:45:52,481 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:45:52,482 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:45:52,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:45:52 BoogieIcfgContainer [2024-11-25 03:45:52,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:45:52,483 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:45:52,483 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:45:52,493 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:45:52,493 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:45:52" (1/1) ... [2024-11-25 03:45:52,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:45:52,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:45:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-25 03:45:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-25 03:45:52,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:45:52,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:45:52,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:45:52,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:45:52,562 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:45:52,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:45:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:52,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:45:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:53,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 03:45:53,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:45:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:45:53,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 03:46:03,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:46:13,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:46:24,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:46:34,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:46:44,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:46:44,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:44,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-11-25 03:46:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-11-25 03:46:44,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:46:44,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:44,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:46:44,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:46:44,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:46:44,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:46:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:44,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:46:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:44,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:46:44,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:46:45,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:46:45,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:46:45,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-25 03:46:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-25 03:46:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:46:45,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:45,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:46:45,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:46:45,370 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:46:45,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:46:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:45,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:46:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:46,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 03:46:46,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:46:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 03:46:46,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:46:46,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:46,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-25 03:46:46,550 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-25 03:46:46,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:46:46,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:46,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:46:46,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:46:46,557 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:46:46,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ae9d9fd-8257-41b8-948b-095e6f243108/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 03:48:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:48:21,817 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:49:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat