./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i --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_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/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_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/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_417985c3-7399-41ee-93ad-c2f7a033b7b1/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 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:12:08,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:12:08,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:12:08,159 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:12:08,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:12:08,196 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:12:08,197 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:12:08,197 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:12:08,197 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:12:08,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:12:08,198 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:12:08,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:12:08,198 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:12:08,198 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:12:08,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:12:08,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:12:08,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:12:08,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:12:08,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:12:08,199 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:12:08,199 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:12:08,201 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:12:08,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:12:08,202 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:12:08,202 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:12:08,202 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:12:08,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:12:08,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:12:08,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:12:08,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:12:08,203 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:12:08,203 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:12:08,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:12:08,203 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_417985c3-7399-41ee-93ad-c2f7a033b7b1/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 -> 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb [2024-11-25 04:12:08,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:12:08,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:12:08,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:12:08,542 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:12:08,542 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:12:08,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i [2024-11-25 04:12:11,422 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data/72ba95d28/d4dd69ec160549c1ad18293cf10da1ed/FLAGfb7224b65 [2024-11-25 04:12:11,710 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:12:11,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i [2024-11-25 04:12:11,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data/72ba95d28/d4dd69ec160549c1ad18293cf10da1ed/FLAGfb7224b65 [2024-11-25 04:12:11,738 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data/72ba95d28/d4dd69ec160549c1ad18293cf10da1ed [2024-11-25 04:12:11,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:12:11,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:12:11,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:12:11,743 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:12:11,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:12:11,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:12:11" (1/1) ... [2024-11-25 04:12:11,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2c2f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:11, skipping insertion in model container [2024-11-25 04:12:11,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:12:11" (1/1) ... [2024-11-25 04:12:11,763 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:12:11,952 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_417985c3-7399-41ee-93ad-c2f7a033b7b1/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066] [2024-11-25 04:12:11,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:12:12,008 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:12:12,020 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_417985c3-7399-41ee-93ad-c2f7a033b7b1/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066] [2024-11-25 04:12:12,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:12:12,058 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:12:12,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12 WrapperNode [2024-11-25 04:12:12,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:12:12,061 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:12:12,061 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:12:12,061 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:12:12,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,113 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2024-11-25 04:12:12,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:12:12,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:12:12,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:12:12,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:12:12,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,136 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,139 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:12:12,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:12:12,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:12:12,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:12:12,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:12:12,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:12:12,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:12:12,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:12:12,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:12:12,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:12:12,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:12:12,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:12:12,263 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:12:12,265 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:12:12,481 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-25 04:12:12,485 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:12:12,607 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:12:12,607 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:12:12,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:12:12 BoogieIcfgContainer [2024-11-25 04:12:12,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:12:12,609 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:12:12,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:12:12,619 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:12:12,620 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:12:12" (1/1) ... [2024-11-25 04:12:12,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:12:12,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:12,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-25 04:12:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 04:12:12,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:12:12,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:12,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:12:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:12:23,021 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:12:23,025 INFO L158 Benchmark]: Toolchain (without parser) took 11282.75ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 91.3MB in the end (delta: 2.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-25 04:12:23,025 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:12:23,026 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.63ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 82.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:12:23,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.28ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:12:23,026 INFO L158 Benchmark]: Boogie Preprocessor took 30.96ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.6MB in the end (delta: 721.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:12:23,027 INFO L158 Benchmark]: RCFGBuilder took 458.93ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 58.1MB in the end (delta: 21.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:12:23,027 INFO L158 Benchmark]: CodeCheck took 10414.90ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 91.3MB in the end (delta: -33.2MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-11-25 04:12:23,031 INFO L338 ainManager$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 0.34ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.63ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 82.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.28ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.96ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.6MB in the end (delta: 721.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 458.93ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 58.1MB in the end (delta: 21.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10414.90ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 91.3MB in the end (delta: -33.2MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:12:23,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/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_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/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_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/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_417985c3-7399-41ee-93ad-c2f7a033b7b1/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 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:12:25,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:12:25,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:12:25,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:12:25,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:12:25,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:12:25,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:12:25,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:12:25,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:12:25,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:12:25,886 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:12:25,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:12:25,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:12:25,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:12:25,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:12:25,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:12:25,887 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:12:25,887 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:12:25,888 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:12:25,888 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:12:25,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:12:25,888 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:12:25,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:12:25,888 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:12:25,889 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:12:25,889 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:12:25,889 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:12:25,889 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:12:25,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:12:25,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:12:25,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:12:25,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:12:25,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:12:25,890 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:12:25,890 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:12:25,890 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:12:25,890 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_417985c3-7399-41ee-93ad-c2f7a033b7b1/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 -> 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb [2024-11-25 04:12:26,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:12:26,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:12:26,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:12:26,190 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:12:26,191 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:12:26,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i [2024-11-25 04:12:29,171 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data/136848372/63876fd28aa646e193545cb9536c9d31/FLAG6a0dbd540 [2024-11-25 04:12:29,454 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:12:29,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i [2024-11-25 04:12:29,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data/136848372/63876fd28aa646e193545cb9536c9d31/FLAG6a0dbd540 [2024-11-25 04:12:29,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/data/136848372/63876fd28aa646e193545cb9536c9d31 [2024-11-25 04:12:29,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:12:29,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:12:29,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:12:29,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:12:29,504 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:12:29,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aaa60eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29, skipping insertion in model container [2024-11-25 04:12:29,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,528 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:12:29,715 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_417985c3-7399-41ee-93ad-c2f7a033b7b1/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066] [2024-11-25 04:12:29,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:12:29,763 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:12:29,775 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_417985c3-7399-41ee-93ad-c2f7a033b7b1/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066] [2024-11-25 04:12:29,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:12:29,818 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:12:29,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29 WrapperNode [2024-11-25 04:12:29,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:12:29,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:12:29,820 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:12:29,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:12:29,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,832 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,850 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2024-11-25 04:12:29,851 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:12:29,851 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:12:29,851 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:12:29,851 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:12:29,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,861 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,874 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,875 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:12:29,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:12:29,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:12:29,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:12:29,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:12:29" (1/1) ... [2024-11-25 04:12:29,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:12:29,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:12:29,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:12:29,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:12:29,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:12:29,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:12:29,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:12:29,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:12:30,041 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:12:30,043 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:12:40,325 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-25 04:12:40,325 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:12:40,390 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:12:40,390 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:12:40,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:12:40 BoogieIcfgContainer [2024-11-25 04:12:40,390 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:12:40,391 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:12:40,391 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:12:40,402 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:12:40,402 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:12:40" (1/1) ... [2024-11-25 04:12:40,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:12:40,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:40,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-25 04:12:40,460 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 04:12:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:12:40,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:40,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:12:40,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:12:40,467 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:12:40,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_417985c3-7399-41ee-93ad-c2f7a033b7b1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process