./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b --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 8c552c5a7621983a9be7230571383c57e72f65aa3841e3b1b60493b995879709 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:00:30,062 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:00:30,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 23:00:30,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:00:30,117 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:00:30,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:00:30,137 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:00:30,137 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:00:30,138 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:00:30,138 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:00:30,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:00:30,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:00:30,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:00:30,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:00:30,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:00:30,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:00:30,138 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:00:30,139 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:00:30,139 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:00:30,139 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:00:30,139 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:00:30,139 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:00:30,139 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:00:30,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:00:30,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:00:30,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:00:30,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:00:30,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:00:30,140 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:00:30,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:00:30,140 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_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b 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 -> 8c552c5a7621983a9be7230571383c57e72f65aa3841e3b1b60493b995879709 [2024-12-05 23:00:30,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:00:30,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:00:30,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:00:30,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:00:30,372 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:00:30,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c [2024-12-05 23:00:33,026 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data/9673e49d1/e422499d588d4799aaf1e5c51ddfa6b2/FLAG36104e602 [2024-12-05 23:00:33,311 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:00:33,311 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c [2024-12-05 23:00:33,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data/9673e49d1/e422499d588d4799aaf1e5c51ddfa6b2/FLAG36104e602 [2024-12-05 23:00:33,340 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data/9673e49d1/e422499d588d4799aaf1e5c51ddfa6b2 [2024-12-05 23:00:33,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:00:33,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:00:33,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:00:33,345 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:00:33,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:00:33,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:00:33" (1/1) ... [2024-12-05 23:00:33,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33720c17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:33, skipping insertion in model container [2024-12-05 23:00:33,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:00:33" (1/1) ... [2024-12-05 23:00:33,388 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:00:33,546 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_56b91dfa-f3a5-4896-8eff-0816de5387e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c[1244,1257] [2024-12-05 23:00:33,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:00:33,829 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:00:33,837 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_56b91dfa-f3a5-4896-8eff-0816de5387e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c[1244,1257] [2024-12-05 23:00:34,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:00:34,024 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:00:34,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34 WrapperNode [2024-12-05 23:00:34,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:00:34,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:00:34,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:00:34,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:00:34,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,071 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,478 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4393 [2024-12-05 23:00:34,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:00:34,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:00:34,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:00:34,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:00:34,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,640 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:00:34,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:00:34,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:00:34,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:00:34,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:00:34" (1/1) ... [2024-12-05 23:00:34,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:00:34,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:00:34,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:00:34,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:00:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:00:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:00:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:00:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:00:35,290 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:00:35,292 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:00:39,473 INFO L? ?]: Removed 2446 outVars from TransFormulas that were not future-live. [2024-12-05 23:00:39,473 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:00:44,296 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:00:44,296 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:00:44,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:00:44 BoogieIcfgContainer [2024-12-05 23:00:44,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:00:44,297 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:00:44,297 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:00:44,304 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:00:44,304 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:00:44" (1/1) ... [2024-12-05 23:00:44,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:00:44,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:44,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:00:44,347 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:00:44,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:00:44,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:44,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:00:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:00:53,651 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:01:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:01:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:01:11,295 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) [2024-12-05 23:01:11,300 INFO L158 Benchmark]: Toolchain (without parser) took 37955.60ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 90.6MB in the beginning and 314.7MB in the end (delta: -224.1MB). Peak memory consumption was 499.2MB. Max. memory is 16.1GB. [2024-12-05 23:01:11,300 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:01:11,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 679.70ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 90.4MB in the beginning and 149.0MB in the end (delta: -58.7MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2024-12-05 23:01:11,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 452.85ms. Allocated memory was 201.3MB in the beginning and 209.7MB in the end (delta: 8.4MB). Free memory was 148.9MB in the beginning and 97.2MB in the end (delta: 51.7MB). Peak memory consumption was 165.0MB. Max. memory is 16.1GB. [2024-12-05 23:01:11,301 INFO L158 Benchmark]: Boogie Preprocessor took 353.98ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 97.2MB in the beginning and 492.5MB in the end (delta: -395.3MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2024-12-05 23:01:11,302 INFO L158 Benchmark]: RCFGBuilder took 9462.44ms. Allocated memory was 629.1MB in the beginning and 729.8MB in the end (delta: 100.7MB). Free memory was 492.5MB in the beginning and 338.8MB in the end (delta: 153.6MB). Peak memory consumption was 499.0MB. Max. memory is 16.1GB. [2024-12-05 23:01:11,302 INFO L158 Benchmark]: CodeCheck took 27001.11ms. Allocated memory was 729.8MB in the beginning and 838.9MB in the end (delta: 109.1MB). Free memory was 338.8MB in the beginning and 314.7MB in the end (delta: 24.1MB). Peak memory consumption was 133.1MB. Max. memory is 16.1GB. [2024-12-05 23:01:11,305 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 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 679.70ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 90.4MB in the beginning and 149.0MB in the end (delta: -58.7MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 452.85ms. Allocated memory was 201.3MB in the beginning and 209.7MB in the end (delta: 8.4MB). Free memory was 148.9MB in the beginning and 97.2MB in the end (delta: 51.7MB). Peak memory consumption was 165.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 353.98ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 97.2MB in the beginning and 492.5MB in the end (delta: -395.3MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9462.44ms. Allocated memory was 629.1MB in the beginning and 729.8MB in the end (delta: 100.7MB). Free memory was 492.5MB in the beginning and 338.8MB in the end (delta: 153.6MB). Peak memory consumption was 499.0MB. Max. memory is 16.1GB. * CodeCheck took 27001.11ms. Allocated memory was 729.8MB in the beginning and 838.9MB in the end (delta: 109.1MB). Free memory was 338.8MB in the beginning and 314.7MB in the end (delta: 24.1MB). Peak memory consumption was 133.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:01:11,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/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_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b --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 8c552c5a7621983a9be7230571383c57e72f65aa3841e3b1b60493b995879709 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:01:13,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:01:13,283 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 23:01:13,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:01:13,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:01:13,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:01:13,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:01:13,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:01:13,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:01:13,308 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:01:13,309 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:01:13,309 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:01:13,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:01:13,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:13,310 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:01:13,311 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_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b 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 -> 8c552c5a7621983a9be7230571383c57e72f65aa3841e3b1b60493b995879709 [2024-12-05 23:01:13,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:01:13,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:01:13,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:01:13,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:01:13,558 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:01:13,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c [2024-12-05 23:01:16,181 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data/c0cdeecb3/8536f4e447424883a4b6feac3ce85931/FLAG449d35a6e [2024-12-05 23:01:16,484 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:01:16,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c [2024-12-05 23:01:16,501 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data/c0cdeecb3/8536f4e447424883a4b6feac3ce85931/FLAG449d35a6e [2024-12-05 23:01:16,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/data/c0cdeecb3/8536f4e447424883a4b6feac3ce85931 [2024-12-05 23:01:16,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:01:16,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:01:16,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:01:16,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:01:16,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:01:16,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:01:16" (1/1) ... [2024-12-05 23:01:16,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32e4c2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:16, skipping insertion in model container [2024-12-05 23:01:16,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:01:16" (1/1) ... [2024-12-05 23:01:16,800 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:01:16,954 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_56b91dfa-f3a5-4896-8eff-0816de5387e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c[1244,1257] [2024-12-05 23:01:17,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:01:17,211 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:01:17,219 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_56b91dfa-f3a5-4896-8eff-0816de5387e9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal3.c[1244,1257] [2024-12-05 23:01:17,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:01:17,326 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:01:17,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17 WrapperNode [2024-12-05 23:01:17,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:01:17,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:01:17,327 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:01:17,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:01:17,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,434 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1715 [2024-12-05 23:01:17,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:01:17,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:01:17,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:01:17,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:01:17,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,485 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,515 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:01:17,516 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:01:17,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:01:17,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:01:17,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:01:17" (1/1) ... [2024-12-05 23:01:17,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:01:17,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:01:17,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:01:17,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:01:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:01:17,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:01:17,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:01:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:01:17,851 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:01:17,852 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:01:20,434 INFO L? ?]: Removed 945 outVars from TransFormulas that were not future-live. [2024-12-05 23:01:20,434 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:01:20,493 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:01:20,494 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:01:20,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:01:20 BoogieIcfgContainer [2024-12-05 23:01:20,494 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:01:20,495 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:01:20,495 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:01:20,504 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:01:20,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:01:20" (1/1) ... [2024-12-05 23:01:20,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:01:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:20,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:01:20,555 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:01:20,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:01:20,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:20,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:20,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:20,560 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:20,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:01:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:21,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:22,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 1018 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 23:01:22,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:22,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:01:22,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:01:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:22,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 23:01:22,964 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 23:01:22,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:01:22,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:22,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:22,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:22,966 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:22,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:01:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:24,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:25,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 1955 conjuncts, 128 conjuncts are in the unsatisfiable core [2024-12-05 23:01:25,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:01:27,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:01:29,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-05 23:01:29,915 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-05 23:01:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:01:29,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:29,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:29,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:29,918 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:29,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56b91dfa-f3a5-4896-8eff-0816de5387e9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:01:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:36,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:38,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 2892 conjuncts, 212 conjuncts are in the unsatisfiable core [2024-12-05 23:01:38,333 INFO L279 TraceCheckSpWp]: Computing forward predicates...