./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:07:43,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:07:43,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:07:43,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:07:43,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:07:43,647 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:07:43,650 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:07:43,650 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:07:43,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:07:43,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:07:43,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:07:43,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:07:43,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:07:43,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:07:43,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:07:43,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:07:43,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:07:43,654 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:07:43,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:07:43,655 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:07:43,655 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:07:43,655 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:07:43,655 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:07:43,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:07:43,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:43,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:07:43,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:07:43,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:07:43,656 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:07:43,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:07:43,656 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_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 [2024-11-13 21:07:43,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:07:44,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:07:44,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:07:44,007 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:07:44,008 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:07:44,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c Unable to find full path for "g++" [2024-11-13 21:07:46,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:07:46,407 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:07:46,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-13 21:07:46,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/data/9343b33a6/711049b543ed4f4285cf4e0718006233/FLAG33e1fd91e [2024-11-13 21:07:46,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/data/9343b33a6/711049b543ed4f4285cf4e0718006233 [2024-11-13 21:07:46,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:07:46,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:07:46,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:46,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:07:46,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:07:46,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:46" (1/1) ... [2024-11-13 21:07:46,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4d8d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:46, skipping insertion in model container [2024-11-13 21:07:46,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:46" (1/1) ... [2024-11-13 21:07:46,739 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:07:46,959 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_9888a05b-ef7e-4969-9564-f15a5accfe28/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-13 21:07:47,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:47,312 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:07:47,323 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_9888a05b-ef7e-4969-9564-f15a5accfe28/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-13 21:07:47,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:47,452 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:07:47,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47 WrapperNode [2024-11-13 21:07:47,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:47,454 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:47,454 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:07:47,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:07:47,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:47,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:47,840 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1979 [2024-11-13 21:07:47,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:47,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:07:47,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:07:47,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:07:47,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:47,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:47,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:47,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:48,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:48,029 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:48,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:48,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:48,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:07:48,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:07:48,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:07:48,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:07:48,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:48,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:48,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:07:48,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:07:48,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:07:48,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:07:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:07:48,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:07:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:07:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:07:48,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:07:48,590 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:07:48,593 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:07:52,416 INFO L? ?]: Removed 1004 outVars from TransFormulas that were not future-live. [2024-11-13 21:07:52,416 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:07:56,609 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:07:56,610 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:07:56,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:56 BoogieIcfgContainer [2024-11-13 21:07:56,610 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:07:56,611 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:07:56,611 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:07:56,623 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:07:56,623 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:56" (1/1) ... [2024-11-13 21:07:56,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:07:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:56,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 21:07:56,703 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 21:07:56,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:07:56,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:56,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:02,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:08:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:08:16,734 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:08:16,743 INFO L158 Benchmark]: Toolchain (without parser) took 30074.31ms. Allocated memory was 117.4MB in the beginning and 822.1MB in the end (delta: 704.6MB). Free memory was 91.3MB in the beginning and 314.9MB in the end (delta: -223.6MB). Peak memory consumption was 481.8MB. Max. memory is 16.1GB. [2024-11-13 21:08:16,744 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:08:16,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 782.48ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 56.7MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:08:16,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 386.48ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 62.5MB in the end (delta: -5.9MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-11-13 21:08:16,747 INFO L158 Benchmark]: Boogie Preprocessor took 322.00ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 58.4MB in the end (delta: 4.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:08:16,748 INFO L158 Benchmark]: RCFGBuilder took 8446.53ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 58.4MB in the beginning and 363.5MB in the end (delta: -305.0MB). Peak memory consumption was 310.8MB. Max. memory is 16.1GB. [2024-11-13 21:08:16,748 INFO L158 Benchmark]: CodeCheck took 20128.56ms. Allocated memory was 478.2MB in the beginning and 822.1MB in the end (delta: 343.9MB). Free memory was 363.5MB in the beginning and 314.9MB in the end (delta: 48.6MB). Peak memory consumption was 396.2MB. Max. memory is 16.1GB. [2024-11-13 21:08:16,751 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 782.48ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 56.7MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 386.48ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 62.5MB in the end (delta: -5.9MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 322.00ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 58.4MB in the end (delta: 4.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8446.53ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 58.4MB in the beginning and 363.5MB in the end (delta: -305.0MB). Peak memory consumption was 310.8MB. Max. memory is 16.1GB. * CodeCheck took 20128.56ms. Allocated memory was 478.2MB in the beginning and 822.1MB in the end (delta: 343.9MB). Free memory was 363.5MB in the beginning and 314.9MB in the end (delta: 48.6MB). Peak memory consumption was 396.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:08:16,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:08:19,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:08:19,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:08:19,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:08:19,743 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:08:19,743 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:08:19,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:08:19,744 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:08:19,744 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:08:19,744 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:08:19,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:08:19,745 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:08:19,745 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:08:19,745 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:08:19,746 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:08:19,746 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:08:19,747 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:08:19,747 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:08:19,747 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:08:19,747 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:08:19,748 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:08:19,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:19,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:08:19,748 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:19,749 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:08:19,749 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_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 [2024-11-13 21:08:20,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:08:20,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:08:20,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:08:20,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:08:20,126 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:08:20,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c Unable to find full path for "g++" [2024-11-13 21:08:22,179 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:08:22,562 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:08:22,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-13 21:08:22,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/data/51d40172e/4a891c1cb7124366b2d62fe385df0643/FLAGde864eafd [2024-11-13 21:08:22,617 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/data/51d40172e/4a891c1cb7124366b2d62fe385df0643 [2024-11-13 21:08:22,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:08:22,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:08:22,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:22,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:08:22,633 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:08:22,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:22" (1/1) ... [2024-11-13 21:08:22,635 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fabbf48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:22, skipping insertion in model container [2024-11-13 21:08:22,635 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:08:22" (1/1) ... [2024-11-13 21:08:22,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:08:22,940 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_9888a05b-ef7e-4969-9564-f15a5accfe28/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-13 21:08:23,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:23,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:08:23,232 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_9888a05b-ef7e-4969-9564-f15a5accfe28/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-13 21:08:23,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:08:23,397 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:08:23,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23 WrapperNode [2024-11-13 21:08:23,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:08:23,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:23,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:08:23,400 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:08:23,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,508 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2024-11-13 21:08:23,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:08:23,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:08:23,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:08:23,510 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:08:23,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,540 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,588 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,601 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:08:23,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:08:23,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:08:23,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:08:23,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:08:23" (1/1) ... [2024-11-13 21:08:23,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:08:23,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:08:23,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:08:23,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:08:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:08:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:08:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:08:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:08:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:08:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:08:24,041 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:08:24,044 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:08:25,193 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2024-11-13 21:08:25,193 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:08:25,266 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:08:25,266 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:08:25,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:25 BoogieIcfgContainer [2024-11-13 21:08:25,267 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:08:25,268 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:08:25,268 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:08:25,279 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:08:25,280 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:08:25" (1/1) ... [2024-11-13 21:08:25,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:08:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:25,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 21:08:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 21:08:25,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:08:25,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:25,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:25,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:25,362 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:25,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:08:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:25,941 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:26,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:08:26,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:26,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:08:26,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:08:27,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 21:08:27,322 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 21:08:27,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:08:27,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:27,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:27,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:27,326 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:27,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:08:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:28,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:28,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:08:28,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:29,491 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:08:29,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:08:33,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2024-11-13 21:08:33,179 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-11-13 21:08:33,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:08:33,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:33,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:33,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:33,186 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:33,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:08:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:34,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:34,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 21:08:34,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:35,962 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 21:08:35,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:08:41,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:41,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 57 transitions. [2024-11-13 21:08:41,709 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 21:08:41,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:08:41,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:41,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:41,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:41,713 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:41,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:08:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:43,264 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:43,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:08:43,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:46,069 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-13 21:08:46,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:08:56,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 96 transitions. [2024-11-13 21:08:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-13 21:08:56,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:08:56,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:56,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:56,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:56,882 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:56,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:08:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:58,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:59,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 1321 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 21:08:59,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:01,861 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-13 21:09:01,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 21:09:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 114 transitions. [2024-11-13 21:09:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2024-11-13 21:09:08,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 21:09:08,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:08,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:08,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:08,870 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:08,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:09:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:11,249 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:12,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 1573 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:09:12,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:15,348 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-13 21:09:15,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:09:23,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 132 transitions. [2024-11-13 21:09:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-11-13 21:09:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 21:09:23,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:23,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:23,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:23,917 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:23,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9888a05b-ef7e-4969-9564-f15a5accfe28/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:11:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:34,885 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:11:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:39,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 1825 conjuncts, 717 conjuncts are in the unsatisfiable core [2024-11-13 21:11:39,335 INFO L278 TraceCheckSpWp]: Computing forward predicates...