./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.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_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/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_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/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_8d802d01-1846-4064-a0f0-f0c2d56324b1/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 7f53cc5681a5a08e9c1e07ab3be30428c8fa3fd345275d441a7b8c6544c83a42 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:29:35,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:29:35,957 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:29:35,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:29:35,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:29:35,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:29:35,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:29:35,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:29:35,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:29:35,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:29:35,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:29:35,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:29:35,980 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:29:35,980 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:29:35,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:29:35,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:35,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:29:35,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:29:35,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:29:35,981 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:29:35,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:29:35,981 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_8d802d01-1846-4064-a0f0-f0c2d56324b1/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 -> 7f53cc5681a5a08e9c1e07ab3be30428c8fa3fd345275d441a7b8c6544c83a42 [2024-12-06 00:29:36,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:29:36,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:29:36,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:29:36,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:29:36,186 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:29:36,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c [2024-12-06 00:29:38,795 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data/b20fa2d53/d3d701612cd54c3d9729d2fdcf7dee1a/FLAG93411de9d [2024-12-06 00:29:39,071 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:29:39,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c [2024-12-06 00:29:39,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data/b20fa2d53/d3d701612cd54c3d9729d2fdcf7dee1a/FLAG93411de9d [2024-12-06 00:29:39,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data/b20fa2d53/d3d701612cd54c3d9729d2fdcf7dee1a [2024-12-06 00:29:39,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:29:39,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:29:39,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:39,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:29:39,385 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:29:39,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:39" (1/1) ... [2024-12-06 00:29:39,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754b7fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:39, skipping insertion in model container [2024-12-06 00:29:39,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:39" (1/1) ... [2024-12-06 00:29:39,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:29:39,586 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_8d802d01-1846-4064-a0f0-f0c2d56324b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c[1245,1258] [2024-12-06 00:29:39,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:29:39,835 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:29:39,844 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_8d802d01-1846-4064-a0f0-f0c2d56324b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c[1245,1258] [2024-12-06 00:29:40,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:29:40,036 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:29:40,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40 WrapperNode [2024-12-06 00:29:40,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:40,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:29:40,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:29:40,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:29:40,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,075 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,395 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3643 [2024-12-06 00:29:40,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:29:40,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:29:40,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:29:40,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:29:40,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,622 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,648 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:29:40,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:29:40,761 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:29:40,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:29:40,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:40" (1/1) ... [2024-12-06 00:29:40,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:40,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:29:40,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:29:40,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:29:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:29:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:29:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:29:40,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:29:41,107 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:29:41,109 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:29:45,112 INFO L? ?]: Removed 2044 outVars from TransFormulas that were not future-live. [2024-12-06 00:29:45,112 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:29:48,704 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:29:48,704 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:29:48,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:48 BoogieIcfgContainer [2024-12-06 00:29:48,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:29:48,705 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:29:48,705 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:29:48,714 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:29:48,714 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:29:48" (1/1) ... [2024-12-06 00:29:48,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:29:48,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:29:48,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:29:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:29:48,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:29:48,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:29:48,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:29:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:29:55,440 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:29:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:30:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:30:09,984 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 00:30:09,988 INFO L158 Benchmark]: Toolchain (without parser) took 30606.02ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 91.3MB in the beginning and 570.6MB in the end (delta: -479.4MB). Peak memory consumption was 728.8MB. Max. memory is 16.1GB. [2024-12-06 00:30:09,988 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 87.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:30:09,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.00ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 91.1MB in the beginning and 158.1MB in the end (delta: -67.1MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. [2024-12-06 00:30:09,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 357.76ms. Allocated memory is still 201.3MB. Free memory was 158.0MB in the beginning and 69.3MB in the end (delta: 88.7MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-12-06 00:30:09,990 INFO L158 Benchmark]: Boogie Preprocessor took 364.59ms. Allocated memory is still 201.3MB. Free memory was 69.2MB in the beginning and 89.4MB in the end (delta: -20.1MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2024-12-06 00:30:09,990 INFO L158 Benchmark]: RCFGBuilder took 7943.23ms. Allocated memory was 201.3MB in the beginning and 838.9MB in the end (delta: 637.5MB). Free memory was 89.4MB in the beginning and 581.8MB in the end (delta: -492.5MB). Peak memory consumption was 544.7MB. Max. memory is 16.1GB. [2024-12-06 00:30:09,991 INFO L158 Benchmark]: CodeCheck took 21281.74ms. Allocated memory was 838.9MB in the beginning and 1.3GB in the end (delta: 486.5MB). Free memory was 581.8MB in the beginning and 570.6MB in the end (delta: 11.2MB). Peak memory consumption was 500.9MB. Max. memory is 16.1GB. [2024-12-06 00:30:09,993 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 0.29ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 87.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 655.00ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 91.1MB in the beginning and 158.1MB in the end (delta: -67.1MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 357.76ms. Allocated memory is still 201.3MB. Free memory was 158.0MB in the beginning and 69.3MB in the end (delta: 88.7MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 364.59ms. Allocated memory is still 201.3MB. Free memory was 69.2MB in the beginning and 89.4MB in the end (delta: -20.1MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. * RCFGBuilder took 7943.23ms. Allocated memory was 201.3MB in the beginning and 838.9MB in the end (delta: 637.5MB). Free memory was 89.4MB in the beginning and 581.8MB in the end (delta: -492.5MB). Peak memory consumption was 544.7MB. Max. memory is 16.1GB. * CodeCheck took 21281.74ms. Allocated memory was 838.9MB in the beginning and 1.3GB in the end (delta: 486.5MB). Free memory was 581.8MB in the beginning and 570.6MB in the end (delta: 11.2MB). Peak memory consumption was 500.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:30:10,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/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_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/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_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/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_8d802d01-1846-4064-a0f0-f0c2d56324b1/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 7f53cc5681a5a08e9c1e07ab3be30428c8fa3fd345275d441a7b8c6544c83a42 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:30:12,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:30:12,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:30:12,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:30:12,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:30:12,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:30:12,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:30:12,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:30:12,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:30:12,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:30:12,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:30:12,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:30:12,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:30:12,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:30:12,108 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:30:12,108 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:12,109 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:30:12,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:30:12,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:12,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:30:12,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:30:12,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:30:12,109 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:30:12,109 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:12,109 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:30:12,109 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_8d802d01-1846-4064-a0f0-f0c2d56324b1/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 -> 7f53cc5681a5a08e9c1e07ab3be30428c8fa3fd345275d441a7b8c6544c83a42 [2024-12-06 00:30:12,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:30:12,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:30:12,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:30:12,366 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:30:12,367 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:30:12,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c [2024-12-06 00:30:15,068 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data/68106c106/643a12c4994c4e0f8c851803dc1f928e/FLAGcf4900d6c [2024-12-06 00:30:15,321 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:30:15,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c [2024-12-06 00:30:15,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data/68106c106/643a12c4994c4e0f8c851803dc1f928e/FLAGcf4900d6c [2024-12-06 00:30:15,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/data/68106c106/643a12c4994c4e0f8c851803dc1f928e [2024-12-06 00:30:15,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:30:15,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:30:15,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:15,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:30:15,356 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:30:15,357 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:15,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61098a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15, skipping insertion in model container [2024-12-06 00:30:15,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:15,394 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:30:15,530 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_8d802d01-1846-4064-a0f0-f0c2d56324b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c[1245,1258] [2024-12-06 00:30:15,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:15,781 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:30:15,789 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_8d802d01-1846-4064-a0f0-f0c2d56324b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c[1245,1258] [2024-12-06 00:30:15,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:15,891 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:30:15,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15 WrapperNode [2024-12-06 00:30:15,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:15,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:15,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:30:15,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:30:15,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:15,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:15,987 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1485 [2024-12-06 00:30:15,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:15,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:30:15,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:30:15,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:30:15,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:15,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,040 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:30:16,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:30:16,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:30:16,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:30:16,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:15" (1/1) ... [2024-12-06 00:30:16,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:16,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:30:16,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:30:16,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:30:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:30:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:30:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:30:16,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:30:16,392 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:30:16,394 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:30:18,387 INFO L? ?]: Removed 733 outVars from TransFormulas that were not future-live. [2024-12-06 00:30:18,387 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:30:18,424 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:30:18,424 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:30:18,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:30:18 BoogieIcfgContainer [2024-12-06 00:30:18,425 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:30:18,425 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:30:18,425 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:30:18,432 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:30:18,432 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:30:18" (1/1) ... [2024-12-06 00:30:18,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:30:18,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:30:18,473 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:30:18,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:30:18,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:18,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:18,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:18,477 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:18,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:30:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:19,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:19,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 00:30:19,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:19,907 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 00:30:19,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:30:20,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 00:30:20,857 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 00:30:20,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:30:20,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:20,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:20,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:20,859 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:20,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:30:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:22,398 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:23,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 1534 conjuncts, 86 conjuncts are in the unsatisfiable core [2024-12-06 00:30:23,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:30:24,196 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 00:30:24,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:30:25,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:25,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 00:30:25,690 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 00:30:25,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:30:25,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:25,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:25,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:25,694 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:25,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d802d01-1846-4064-a0f0-f0c2d56324b1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:30:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:34,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:30:35,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:30:35,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 156 conjuncts are in the unsatisfiable core [2024-12-06 00:30:35,805 INFO L279 TraceCheckSpWp]: Computing forward predicates...