./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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 df1bdc5d6f6c42ddf10da3195858999a49bd7e2e8f6a276cca05b3ef406dbbbd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:42:01,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:42:01,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:42:01,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:42:01,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:42:01,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:42:01,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:42:01,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:42:01,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:42:01,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:42:01,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:42:01,326 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:42:01,326 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:42:01,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:42:01,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:42:01,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:42:01,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:42:01,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:42:01,327 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:42:01,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:42:01,327 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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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 -> df1bdc5d6f6c42ddf10da3195858999a49bd7e2e8f6a276cca05b3ef406dbbbd [2024-12-06 03:42:01,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:42:01,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:42:01,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:42:01,572 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:42:01,573 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:42:01,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c [2024-12-06 03:42:04,252 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data/72d8abcc3/b40e08c0d05b453ea9c7367d1bd0adf6/FLAG9ba2807ea [2024-12-06 03:42:04,715 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:42:04,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c [2024-12-06 03:42:04,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data/72d8abcc3/b40e08c0d05b453ea9c7367d1bd0adf6/FLAG9ba2807ea [2024-12-06 03:42:04,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data/72d8abcc3/b40e08c0d05b453ea9c7367d1bd0adf6 [2024-12-06 03:42:04,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:42:04,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:42:04,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:42:04,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:42:04,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:42:04,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:42:04" (1/1) ... [2024-12-06 03:42:04,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b07031f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:04, skipping insertion in model container [2024-12-06 03:42:04,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:42:04" (1/1) ... [2024-12-06 03:42:04,930 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:42:05,221 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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c[1245,1258] [2024-12-06 03:42:06,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:42:06,280 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:42:06,290 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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c[1245,1258] [2024-12-06 03:42:06,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:42:06,970 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:42:06,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06 WrapperNode [2024-12-06 03:42:06,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:42:06,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:42:06,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:42:06,972 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:42:06,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:07,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:09,381 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37328 [2024-12-06 03:42:09,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:42:09,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:42:09,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:42:09,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:42:09,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:09,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:10,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:10,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:10,699 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:10,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:11,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:11,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:11,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:11,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:42:11,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:42:11,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:42:11,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:42:11,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:42:06" (1/1) ... [2024-12-06 03:42:11,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:42:11,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:42:11,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:42:11,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:42:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:42:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:42:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:42:11,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:42:13,271 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:42:13,273 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:43:35,267 INFO L? ?]: Removed 20627 outVars from TransFormulas that were not future-live. [2024-12-06 03:43:35,267 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:45:16,561 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:45:16,561 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:45:16,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:45:16 BoogieIcfgContainer [2024-12-06 03:45:16,561 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:45:16,562 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:45:16,562 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:45:16,569 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:45:16,569 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:45:16" (1/1) ... [2024-12-06 03:45:16,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:45:16,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:45:16,621 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:45:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:45:16,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:16,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:45:21,479 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:45:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:45:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:45:37,537 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) [2024-12-06 03:45:37,542 INFO L158 Benchmark]: Toolchain (without parser) took 212766.53ms. Allocated memory was 142.6MB in the beginning and 9.0GB in the end (delta: 8.8GB). Free memory was 99.1MB in the beginning and 5.4GB in the end (delta: -5.3GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2024-12-06 03:45:37,543 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:45:37,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2193.61ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 98.9MB in the beginning and 200.7MB in the end (delta: -101.7MB). Peak memory consumption was 342.5MB. Max. memory is 16.1GB. [2024-12-06 03:45:37,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 2409.90ms. Allocated memory was 419.4MB in the beginning and 3.8GB in the end (delta: 3.4GB). Free memory was 200.7MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 670.8MB. Max. memory is 16.1GB. [2024-12-06 03:45:37,544 INFO L158 Benchmark]: Boogie Preprocessor took 2294.48ms. Allocated memory is still 3.8GB. Free memory was 3.0GB in the beginning and 2.7GB in the end (delta: 235.1MB). Peak memory consumption was 319.0MB. Max. memory is 16.1GB. [2024-12-06 03:45:37,545 INFO L158 Benchmark]: RCFGBuilder took 184884.56ms. Allocated memory was 3.8GB in the beginning and 12.5GB in the end (delta: 8.7GB). Free memory was 2.7GB in the beginning and 8.6GB in the end (delta: -5.9GB). Peak memory consumption was 7.0GB. Max. memory is 16.1GB. [2024-12-06 03:45:37,546 INFO L158 Benchmark]: CodeCheck took 20978.91ms. Allocated memory was 12.5GB in the beginning and 9.0GB in the end (delta: -3.5GB). Free memory was 8.6GB in the beginning and 5.4GB in the end (delta: 3.2GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:45:37,548 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 0.21ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2193.61ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 98.9MB in the beginning and 200.7MB in the end (delta: -101.7MB). Peak memory consumption was 342.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2409.90ms. Allocated memory was 419.4MB in the beginning and 3.8GB in the end (delta: 3.4GB). Free memory was 200.7MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 670.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2294.48ms. Allocated memory is still 3.8GB. Free memory was 3.0GB in the beginning and 2.7GB in the end (delta: 235.1MB). Peak memory consumption was 319.0MB. Max. memory is 16.1GB. * RCFGBuilder took 184884.56ms. Allocated memory was 3.8GB in the beginning and 12.5GB in the end (delta: 8.7GB). Free memory was 2.7GB in the beginning and 8.6GB in the end (delta: -5.9GB). Peak memory consumption was 7.0GB. Max. memory is 16.1GB. * CodeCheck took 20978.91ms. Allocated memory was 12.5GB in the beginning and 9.0GB in the end (delta: -3.5GB). Free memory was 8.6GB in the beginning and 5.4GB in the end (delta: 3.2GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:45:37,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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 df1bdc5d6f6c42ddf10da3195858999a49bd7e2e8f6a276cca05b3ef406dbbbd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:45:40,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:45:40,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:45:40,126 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:45:40,126 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:45:40,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:45:40,127 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:45:40,127 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:45:40,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:45:40,127 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:45:40,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:45:40,127 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:45:40,128 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:45:40,128 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:40,129 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:45:40,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:45:40,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:45:40,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:45:40,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:45:40,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:45:40,129 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:45:40,129 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:40,129 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:45:40,129 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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/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 -> df1bdc5d6f6c42ddf10da3195858999a49bd7e2e8f6a276cca05b3ef406dbbbd [2024-12-06 03:45:40,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:45:40,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:45:40,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:45:40,377 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:45:40,377 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:45:40,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c [2024-12-06 03:45:43,065 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data/25c29bfea/0871faf32d794931b8ea3cad248bd71b/FLAG7c759f401 [2024-12-06 03:45:43,470 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:45:43,471 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c [2024-12-06 03:45:43,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data/25c29bfea/0871faf32d794931b8ea3cad248bd71b/FLAG7c759f401 [2024-12-06 03:45:43,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/data/25c29bfea/0871faf32d794931b8ea3cad248bd71b [2024-12-06 03:45:43,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:45:43,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:45:43,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:45:43,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:45:43,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:45:43,533 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:45:43" (1/1) ... [2024-12-06 03:45:43,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e025a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:43, skipping insertion in model container [2024-12-06 03:45:43,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:45:43" (1/1) ... [2024-12-06 03:45:43,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:45:43,946 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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c[1245,1258] [2024-12-06 03:45:44,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:45:44,735 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:45:44,758 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_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal82.c[1245,1258] [2024-12-06 03:45:45,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:45:45,450 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:45:45,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45 WrapperNode [2024-12-06 03:45:45,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:45:45,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:45:45,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:45:45,452 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:45:45,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:45,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:45,874 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11824 [2024-12-06 03:45:45,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:45:45,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:45:45,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:45:45,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:45:45,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:45,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:45,969 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:45,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:46,223 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:46,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:46,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:46,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:46,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:46,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:45:46,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:45:46,377 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:45:46,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:45:46,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:45" (1/1) ... [2024-12-06 03:45:46,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:45:46,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:45:46,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:45:46,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:45:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:45:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:45:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:45:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:45:47,884 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:45:47,886 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:47:02,277 INFO L? ?]: Removed 534 outVars from TransFormulas that were not future-live. [2024-12-06 03:47:02,278 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:47:02,563 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:47:02,563 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:47:02,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:47:02 BoogieIcfgContainer [2024-12-06 03:47:02,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:47:02,565 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:47:02,565 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:47:02,576 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:47:02,576 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:47:02" (1/1) ... [2024-12-06 03:47:02,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:47:02,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:02,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:47:02,636 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:47:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:47:02,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:02,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:02,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:02,643 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:02,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:47:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:05,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:47:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:06,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:47:06,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:47:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:47:06,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:47:08,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:47:09,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:09,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:47:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:47:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:47:09,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:09,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:09,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:09,175 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:09,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:47:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:14,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:47:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:17,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 369 conjuncts are in the unsatisfiable core [2024-12-06 03:47:17,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:47:26,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:47:26,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:47:29,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:47:34,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:47:41,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.68s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:47:47,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:47:50,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:47:51,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:51,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 03:47:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 03:47:51,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:47:51,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:51,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:51,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:51,190 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:51,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6f70e4-afe0-4edb-aebb-a718d1ef1641/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:48:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:03,172 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:48:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:06,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 1400 conjuncts, 370 conjuncts are in the unsatisfiable core [2024-12-06 03:48:07,026 INFO L279 TraceCheckSpWp]: Computing forward predicates...