./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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 1a4bac01c3531645ba22b7d58ca1d78931d68938ae911101a8e54573a75413ce --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:04:51,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:04:51,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:04:51,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:04:51,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:04:51,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:04:51,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:04:51,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:04:51,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:04:51,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:04:51,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:04:51,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:04:51,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:04:51,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:04:51,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:04:51,522 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:04:51,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:04:51,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:04:51,522 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:04:51,523 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:04:51,523 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:04:51,523 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:04:51,523 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:04:51,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:04:51,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:04:51,523 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:04:51,523 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:04:51,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:04:51,524 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:04:51,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:04:51,524 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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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 -> 1a4bac01c3531645ba22b7d58ca1d78931d68938ae911101a8e54573a75413ce [2024-12-06 02:04:51,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:04:51,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:04:51,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:04:51,743 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:04:51,744 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:04:51,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c [2024-12-06 02:04:54,380 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data/c1e544615/28909d2cca2944638f51fa8b90e8a4e6/FLAG663417b03 [2024-12-06 02:04:54,868 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:04:54,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c [2024-12-06 02:04:54,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data/c1e544615/28909d2cca2944638f51fa8b90e8a4e6/FLAG663417b03 [2024-12-06 02:04:54,944 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data/c1e544615/28909d2cca2944638f51fa8b90e8a4e6 [2024-12-06 02:04:54,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:04:54,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:04:54,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:04:54,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:04:54,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:04:54,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:04:54" (1/1) ... [2024-12-06 02:04:54,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42845816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:54, skipping insertion in model container [2024-12-06 02:04:54,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:04:54" (1/1) ... [2024-12-06 02:04:55,099 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:04:55,339 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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c[1245,1258] [2024-12-06 02:04:56,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:04:56,347 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:04:56,358 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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c[1245,1258] [2024-12-06 02:04:57,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:04:57,020 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:04:57,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57 WrapperNode [2024-12-06 02:04:57,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:04:57,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:04:57,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:04:57,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:04:57,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:04:57,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:04:59,341 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37302 [2024-12-06 02:04:59,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:04:59,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:04:59,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:04:59,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:04:59,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:04:59,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:00,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:00,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:00,718 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:00,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:00,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:01,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:01,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:01,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:05:01,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:05:01,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:05:01,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:05:01,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:57" (1/1) ... [2024-12-06 02:05:01,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:05:01,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:05:01,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:05:01,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:05:01,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:05:01,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:05:01,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:05:01,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:05:03,221 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:05:03,222 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:06:07,504 INFO L? ?]: Removed 20612 outVars from TransFormulas that were not future-live. [2024-12-06 02:06:07,505 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:07:54,364 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:07:54,364 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:07:54,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:07:54 BoogieIcfgContainer [2024-12-06 02:07:54,365 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:07:54,366 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:07:54,366 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:07:54,379 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:07:54,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:07:54" (1/1) ... [2024-12-06 02:07:54,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:07:54,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:07:54,430 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:07:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:07:54,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:54,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:07:59,107 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:08:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:08:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:08:12,637 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 02:08:12,641 INFO L158 Benchmark]: Toolchain (without parser) took 197693.21ms. Allocated memory was 142.6MB in the beginning and 9.8GB in the end (delta: 9.7GB). Free memory was 97.7MB in the beginning and 7.5GB in the end (delta: -7.4GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-12-06 02:08:12,641 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:08:12,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2072.44ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 97.5MB in the beginning and 102.0MB in the end (delta: -4.5MB). Peak memory consumption was 253.8MB. Max. memory is 16.1GB. [2024-12-06 02:08:12,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 2319.96ms. Allocated memory was 352.3MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 102.0MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 621.0MB. Max. memory is 16.1GB. [2024-12-06 02:08:12,643 INFO L158 Benchmark]: Boogie Preprocessor took 2207.95ms. Allocated memory is still 2.1GB. Free memory was 1.4GB in the beginning and 1.1GB in the end (delta: 280.2MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. [2024-12-06 02:08:12,644 INFO L158 Benchmark]: RCFGBuilder took 172813.52ms. Allocated memory was 2.1GB in the beginning and 9.8GB in the end (delta: 7.7GB). Free memory was 1.1GB in the beginning and 6.1GB in the end (delta: -5.0GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. [2024-12-06 02:08:12,644 INFO L158 Benchmark]: CodeCheck took 18274.15ms. Allocated memory is still 9.8GB. Free memory was 6.1GB in the beginning and 7.5GB in the end (delta: -1.4GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:08:12,647 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 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2072.44ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 97.5MB in the beginning and 102.0MB in the end (delta: -4.5MB). Peak memory consumption was 253.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2319.96ms. Allocated memory was 352.3MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 102.0MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 621.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2207.95ms. Allocated memory is still 2.1GB. Free memory was 1.4GB in the beginning and 1.1GB in the end (delta: 280.2MB). Peak memory consumption was 285.2MB. Max. memory is 16.1GB. * RCFGBuilder took 172813.52ms. Allocated memory was 2.1GB in the beginning and 9.8GB in the end (delta: 7.7GB). Free memory was 1.1GB in the beginning and 6.1GB in the end (delta: -5.0GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. * CodeCheck took 18274.15ms. Allocated memory is still 9.8GB. Free memory was 6.1GB in the beginning and 7.5GB in the end (delta: -1.4GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:08:12,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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 1a4bac01c3531645ba22b7d58ca1d78931d68938ae911101a8e54573a75413ce --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:08:15,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:08:15,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:08:15,144 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:08:15,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:08:15,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:08:15,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:08:15,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:08:15,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:08:15,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:08:15,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:08:15,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:08:15,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:08:15,146 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:08:15,146 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:08:15,147 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:15,147 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:08:15,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:08:15,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:08:15,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:08:15,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:08:15,148 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:08:15,148 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:08:15,148 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:15,148 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:08:15,148 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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/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 -> 1a4bac01c3531645ba22b7d58ca1d78931d68938ae911101a8e54573a75413ce [2024-12-06 02:08:15,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:08:15,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:08:15,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:08:15,404 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:08:15,405 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:08:15,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c [2024-12-06 02:08:18,095 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data/64bb94215/361dfe8c1b13463c9613dea051336b4f/FLAG641bcc96c [2024-12-06 02:08:18,519 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:08:18,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c [2024-12-06 02:08:18,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data/64bb94215/361dfe8c1b13463c9613dea051336b4f/FLAG641bcc96c [2024-12-06 02:08:18,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/data/64bb94215/361dfe8c1b13463c9613dea051336b4f [2024-12-06 02:08:18,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:08:18,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:08:18,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:08:18,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:08:18,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:08:18,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:08:18" (1/1) ... [2024-12-06 02:08:18,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23cef592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:18, skipping insertion in model container [2024-12-06 02:08:18,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:08:18" (1/1) ... [2024-12-06 02:08:18,736 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:08:18,976 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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c[1245,1258] [2024-12-06 02:08:19,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:08:19,792 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:08:19,800 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_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal74.c[1245,1258] [2024-12-06 02:08:20,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:08:20,416 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:08:20,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20 WrapperNode [2024-12-06 02:08:20,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:08:20,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:08:20,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:08:20,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:08:20,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:20,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:20,841 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11814 [2024-12-06 02:08:20,841 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:08:20,842 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:08:20,842 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:08:20,842 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:08:20,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:20,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:20,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:20,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:21,111 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:21,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:21,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:21,180 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:21,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:21,261 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:08:21,262 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:08:21,262 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:08:21,262 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:08:21,263 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:08:20" (1/1) ... [2024-12-06 02:08:21,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:08:21,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:08:21,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:08:21,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:08:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:08:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:08:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:08:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:08:22,731 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:08:22,733 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:09:31,914 INFO L? ?]: Removed 526 outVars from TransFormulas that were not future-live. [2024-12-06 02:09:31,914 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:09:32,128 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:09:32,128 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:09:32,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:09:32 BoogieIcfgContainer [2024-12-06 02:09:32,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:09:32,129 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:09:32,129 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:09:32,139 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:09:32,139 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:09:32" (1/1) ... [2024-12-06 02:09:32,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:09:32,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:32,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:09:32,192 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:09:32,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:09:32,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:32,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:32,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:32,197 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:32,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:09:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:34,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:35,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 02:09:35,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:35,504 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 02:09:35,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:09:37,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:09:38,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:09:38,246 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:09:38,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:09:38,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:38,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:38,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:38,249 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:38,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:09:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:43,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:44,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 241 conjuncts are in the unsatisfiable core [2024-12-06 02:09:45,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:57,954 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 02:09:57,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:10:00,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:10:02,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:10:04,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:10:07,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:10:09,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:10:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 02:10:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 02:10:10,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:10:10,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:10,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:10,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:10,054 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:10,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a40f4dbf-6d9d-4f2d-b76c-4d9f19a3ae9d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:10:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:22,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:25,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 308 conjuncts are in the unsatisfiable core [2024-12-06 02:10:25,584 INFO L279 TraceCheckSpWp]: Computing forward predicates...