./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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 168b4c1ff554e45962cfb6e016c7402c033dd828ea73cdb7f507896bf22bc648 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:35:55,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:35:55,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 01:35:55,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:35:55,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:35:55,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:35:55,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:35:55,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:35:55,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:35:55,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:35:55,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:35:55,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:35:55,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:35:55,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:35:55,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:35:55,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:35:55,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:35:55,585 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:35:55,585 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:35:55,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:35:55,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:35:55,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:35:55,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:35:55,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:35:55,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:35:55,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:35:55,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:35:55,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:35:55,586 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:35:55,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:35:55,586 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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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 -> 168b4c1ff554e45962cfb6e016c7402c033dd828ea73cdb7f507896bf22bc648 [2024-12-06 01:35:55,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:35:55,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:35:55,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:35:55,895 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:35:55,896 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:35:55,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c [2024-12-06 01:35:59,189 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data/da63f6d71/664b2ba0312e4f8ea0ac5a563557377a/FLAG02f47751a [2024-12-06 01:35:59,767 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:35:59,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c [2024-12-06 01:35:59,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data/da63f6d71/664b2ba0312e4f8ea0ac5a563557377a/FLAG02f47751a [2024-12-06 01:35:59,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data/da63f6d71/664b2ba0312e4f8ea0ac5a563557377a [2024-12-06 01:35:59,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:35:59,835 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:35:59,836 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:35:59,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:35:59,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:35:59,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:35:59" (1/1) ... [2024-12-06 01:35:59,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77505b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:35:59, skipping insertion in model container [2024-12-06 01:35:59,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:35:59" (1/1) ... [2024-12-06 01:36:00,006 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:36:00,278 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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c[1245,1258] [2024-12-06 01:36:01,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:36:01,638 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:36:01,652 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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c[1245,1258] [2024-12-06 01:36:02,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:36:02,657 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:36:02,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02 WrapperNode [2024-12-06 01:36:02,658 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:36:02,660 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:36:02,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:36:02,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:36:02,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:02,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:05,732 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37412 [2024-12-06 01:36:05,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:36:05,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:36:05,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:36:05,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:36:05,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:05,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:06,985 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:06,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:07,781 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:07,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:07,962 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:08,094 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:08,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:08,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:36:08,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:36:08,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:36:08,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:36:08,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:36:02" (1/1) ... [2024-12-06 01:36:08,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:36:08,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:36:08,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:36:08,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:36:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:36:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:36:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:36:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:36:10,301 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:36:10,303 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:37:27,696 INFO L? ?]: Removed 20671 outVars from TransFormulas that were not future-live. [2024-12-06 01:37:27,696 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:39:11,451 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:39:11,451 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:39:11,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:39:11 BoogieIcfgContainer [2024-12-06 01:39:11,451 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:39:11,453 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:39:11,453 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:39:11,467 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:39:11,467 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:39:11" (1/1) ... [2024-12-06 01:39:11,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:39:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:39:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:39:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:39:11,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:39:11,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:39:11,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:39:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:39:18,437 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:39:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:39:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:39:33,123 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 01:39:33,126 INFO L158 Benchmark]: Toolchain (without parser) took 213290.80ms. Allocated memory was 142.6MB in the beginning and 9.7GB in the end (delta: 9.5GB). Free memory was 97.3MB in the beginning and 7.1GB in the end (delta: -7.0GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2024-12-06 01:39:33,126 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:39:33,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2822.52ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 97.0MB in the beginning and 114.5MB in the end (delta: -17.5MB). Peak memory consumption was 258.0MB. Max. memory is 16.1GB. [2024-12-06 01:39:33,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 3073.83ms. Allocated memory was 343.9MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 114.5MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 567.8MB. Max. memory is 16.1GB. [2024-12-06 01:39:33,128 INFO L158 Benchmark]: Boogie Preprocessor took 2833.77ms. Allocated memory is still 2.1GB. Free memory was 1.4GB in the beginning and 1.1GB in the end (delta: 254.0MB). Peak memory consumption was 287.0MB. Max. memory is 16.1GB. [2024-12-06 01:39:33,129 INFO L158 Benchmark]: RCFGBuilder took 182882.72ms. Allocated memory was 2.1GB in the beginning and 8.1GB in the end (delta: 5.9GB). Free memory was 1.1GB in the beginning and 4.5GB in the end (delta: -3.3GB). Peak memory consumption was 5.5GB. Max. memory is 16.1GB. [2024-12-06 01:39:33,129 INFO L158 Benchmark]: CodeCheck took 21671.73ms. Allocated memory was 8.1GB in the beginning and 9.7GB in the end (delta: 1.6GB). Free memory was 4.5GB in the beginning and 7.1GB in the end (delta: -2.6GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:39:33,132 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2822.52ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 97.0MB in the beginning and 114.5MB in the end (delta: -17.5MB). Peak memory consumption was 258.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3073.83ms. Allocated memory was 343.9MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 114.5MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 567.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2833.77ms. Allocated memory is still 2.1GB. Free memory was 1.4GB in the beginning and 1.1GB in the end (delta: 254.0MB). Peak memory consumption was 287.0MB. Max. memory is 16.1GB. * RCFGBuilder took 182882.72ms. Allocated memory was 2.1GB in the beginning and 8.1GB in the end (delta: 5.9GB). Free memory was 1.1GB in the beginning and 4.5GB in the end (delta: -3.3GB). Peak memory consumption was 5.5GB. Max. memory is 16.1GB. * CodeCheck took 21671.73ms. Allocated memory was 8.1GB in the beginning and 9.7GB in the end (delta: 1.6GB). Free memory was 4.5GB in the beginning and 7.1GB in the end (delta: -2.6GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:39:33,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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 168b4c1ff554e45962cfb6e016c7402c033dd828ea73cdb7f507896bf22bc648 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:39:35,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:39:35,611 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 01:39:35,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:39:35,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:39:35,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:39:35,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:39:35,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:39:35,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:39:35,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:39:35,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:39:35,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:39:35,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:39:35,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:39:35,640 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:39:35,640 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:39:35,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:39:35,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:39:35,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:39:35,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:39:35,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:39:35,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:39:35,642 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:39:35,642 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:39:35,642 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:39:35,642 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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/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 -> 168b4c1ff554e45962cfb6e016c7402c033dd828ea73cdb7f507896bf22bc648 [2024-12-06 01:39:35,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:39:35,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:39:35,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:39:35,893 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:39:35,893 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:39:35,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c [2024-12-06 01:39:38,838 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data/3b730b985/cf29f03344954aa98adbe46f6c073aa6/FLAG164ef8d6e [2024-12-06 01:39:39,352 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:39:39,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c [2024-12-06 01:39:39,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data/3b730b985/cf29f03344954aa98adbe46f6c073aa6/FLAG164ef8d6e [2024-12-06 01:39:39,411 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/data/3b730b985/cf29f03344954aa98adbe46f6c073aa6 [2024-12-06 01:39:39,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:39:39,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:39:39,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:39:39,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:39:39,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:39:39,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:39:39" (1/1) ... [2024-12-06 01:39:39,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c6974b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:39, skipping insertion in model container [2024-12-06 01:39:39,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:39:39" (1/1) ... [2024-12-06 01:39:39,561 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:39:39,832 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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c[1245,1258] [2024-12-06 01:39:40,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:39:40,650 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:39:40,660 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_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal63.c[1245,1258] [2024-12-06 01:39:41,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:39:41,315 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:39:41,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41 WrapperNode [2024-12-06 01:39:41,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:39:41,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:39:41,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:39:41,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:39:41,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:41,417 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:41,755 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11844 [2024-12-06 01:39:41,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:39:41,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:39:41,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:39:41,756 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:39:41,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:41,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:41,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:41,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:42,014 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:42,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:42,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:42,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:42,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:42,208 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:39:42,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:39:42,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:39:42,211 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:39:42,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:39:41" (1/1) ... [2024-12-06 01:39:42,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:39:42,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:39:42,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:39:42,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:39:42,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:39:42,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:39:42,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:39:42,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:39:43,652 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:39:43,654 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:40:57,718 INFO L? ?]: Removed 550 outVars from TransFormulas that were not future-live. [2024-12-06 01:40:57,718 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:40:57,936 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:40:57,936 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:40:57,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:40:57 BoogieIcfgContainer [2024-12-06 01:40:57,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:40:57,937 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:40:57,937 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:40:57,947 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:40:57,947 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:40:57" (1/1) ... [2024-12-06 01:40:57,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:40:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:40:57,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:40:58,000 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:40:58,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:40:58,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:40:58,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:40:58,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:40:58,005 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:40:58,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:41:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:00,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:41:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:01,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 01:41:01,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:41:01,556 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 01:41:01,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:41:04,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:41:04,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:41:04,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 01:41:04,454 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 01:41:04,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:41:04,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:41:04,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:41:04,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:41:04,456 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:41:04,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:41:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:10,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:41:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:11,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 262 conjuncts are in the unsatisfiable core [2024-12-06 01:41:11,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:41:16,949 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 01:41:16,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:41:19,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:41:22,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:41:25,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:41:28,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:41:31,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:41:31,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:41:31,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 01:41:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 01:41:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:41:31,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:41:31,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:41:31,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:41:31,469 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:41:31,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67d7b5ca-c3f6-4815-871d-19bf4da5f3c2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:41:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:48,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:41:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:51,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 1448 conjuncts, 362 conjuncts are in the unsatisfiable core [2024-12-06 01:41:51,517 INFO L279 TraceCheckSpWp]: Computing forward predicates...