./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.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_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/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_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/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_dc30cbc3-9282-4e90-8aab-1de53a407247/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 91a5940ce3f60c3fcf83b84d5a1f735b55b40f459401d21503de4cc81e5ec1d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:00:54,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:00:54,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:00:54,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:00:54,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:00:54,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:00:54,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:00:54,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:00:54,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:00:54,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:00:54,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:00:54,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:00:54,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:00:54,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:00:54,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:00:54,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:00:54,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:00:54,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:00:54,536 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:00:54,536 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:00:54,536 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:00:54,536 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:00:54,536 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:00:54,536 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:00:54,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:00:54,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:00:54,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:00:54,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:00:54,537 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:00:54,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:00:54,537 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_dc30cbc3-9282-4e90-8aab-1de53a407247/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 -> 91a5940ce3f60c3fcf83b84d5a1f735b55b40f459401d21503de4cc81e5ec1d5 [2024-12-05 22:00:54,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:00:54,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:00:54,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:00:54,765 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:00:54,765 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:00:54,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c [2024-12-05 22:00:57,378 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data/fbfa26264/27dc291636684ff29fce5ff94085fede/FLAG592986870 [2024-12-05 22:00:57,633 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:00:57,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c [2024-12-05 22:00:57,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data/fbfa26264/27dc291636684ff29fce5ff94085fede/FLAG592986870 [2024-12-05 22:00:57,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data/fbfa26264/27dc291636684ff29fce5ff94085fede [2024-12-05 22:00:57,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:00:57,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:00:57,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:00:57,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:00:57,970 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:00:57,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:00:57" (1/1) ... [2024-12-05 22:00:57,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58be166a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:57, skipping insertion in model container [2024-12-05 22:00:57,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:00:57" (1/1) ... [2024-12-05 22:00:58,007 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:00:58,159 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_dc30cbc3-9282-4e90-8aab-1de53a407247/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c[1245,1258] [2024-12-05 22:00:58,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:00:58,413 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:00:58,420 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_dc30cbc3-9282-4e90-8aab-1de53a407247/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c[1245,1258] [2024-12-05 22:00:58,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:00:58,570 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:00:58,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58 WrapperNode [2024-12-05 22:00:58,571 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:00:58,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:00:58,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:00:58,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:00:58,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:58,611 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:58,871 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3751 [2024-12-05 22:00:58,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:00:58,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:00:58,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:00:58,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:00:58,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:58,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:58,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:58,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:59,099 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:59,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:59,174 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:59,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:59,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:59,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:00:59,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:00:59,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:00:59,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:00:59,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:58" (1/1) ... [2024-12-05 22:00:59,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:00:59,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:00:59,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:00:59,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:00:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:00:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:00:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:00:59,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:00:59,658 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:00:59,660 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:01:03,590 INFO L? ?]: Removed 2092 outVars from TransFormulas that were not future-live. [2024-12-05 22:01:03,590 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:01:07,435 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:01:07,436 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:01:07,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:07 BoogieIcfgContainer [2024-12-05 22:01:07,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:01:07,437 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:01:07,437 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:01:07,443 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:01:07,443 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:07" (1/1) ... [2024-12-05 22:01:07,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:01:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:07,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:01:07,481 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:01:07,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:01:07,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:07,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:01:17,513 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:01:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:01:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:01:39,992 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:01:39,996 INFO L158 Benchmark]: Toolchain (without parser) took 42028.93ms. Allocated memory was 117.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 89.8MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 445.0MB. Max. memory is 16.1GB. [2024-12-05 22:01:39,996 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:01:39,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 603.69ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 89.8MB in the beginning and 156.1MB in the end (delta: -66.3MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2024-12-05 22:01:39,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 299.78ms. Allocated memory is still 201.3MB. Free memory was 156.1MB in the beginning and 63.8MB in the end (delta: 92.3MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-12-05 22:01:39,997 INFO L158 Benchmark]: Boogie Preprocessor took 449.96ms. Allocated memory is still 201.3MB. Free memory was 63.7MB in the beginning and 89.3MB in the end (delta: -25.6MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. [2024-12-05 22:01:39,997 INFO L158 Benchmark]: RCFGBuilder took 8113.90ms. Allocated memory was 201.3MB in the beginning and 880.8MB in the end (delta: 679.5MB). Free memory was 89.1MB in the beginning and 598.0MB in the end (delta: -508.9MB). Peak memory consumption was 568.8MB. Max. memory is 16.1GB. [2024-12-05 22:01:39,998 INFO L158 Benchmark]: CodeCheck took 32558.10ms. Allocated memory was 880.8MB in the beginning and 1.8GB in the end (delta: 956.3MB). Free memory was 593.8MB in the beginning and 1.4GB in the end (delta: -777.3MB). Peak memory consumption was 183.0MB. Max. memory is 16.1GB. [2024-12-05 22:01:39,999 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 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 603.69ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 89.8MB in the beginning and 156.1MB in the end (delta: -66.3MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 299.78ms. Allocated memory is still 201.3MB. Free memory was 156.1MB in the beginning and 63.8MB in the end (delta: 92.3MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 449.96ms. Allocated memory is still 201.3MB. Free memory was 63.7MB in the beginning and 89.3MB in the end (delta: -25.6MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8113.90ms. Allocated memory was 201.3MB in the beginning and 880.8MB in the end (delta: 679.5MB). Free memory was 89.1MB in the beginning and 598.0MB in the end (delta: -508.9MB). Peak memory consumption was 568.8MB. Max. memory is 16.1GB. * CodeCheck took 32558.10ms. Allocated memory was 880.8MB in the beginning and 1.8GB in the end (delta: 956.3MB). Free memory was 593.8MB in the beginning and 1.4GB in the end (delta: -777.3MB). Peak memory consumption was 183.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:01:40,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/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_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/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_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/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_dc30cbc3-9282-4e90-8aab-1de53a407247/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 91a5940ce3f60c3fcf83b84d5a1f735b55b40f459401d21503de4cc81e5ec1d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:01:42,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:01:42,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:01:42,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:01:42,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:01:42,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:01:42,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:01:42,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:01:42,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:01:42,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:01:42,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:01:42,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:01:42,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:01:42,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:01:42,118 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:01:42,118 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:01:42,119 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:01:42,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:01:42,119 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:01:42,119 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:01:42,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:01:42,119 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:01:42,119 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:01:42,119 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:42,120 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:01:42,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:01:42,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:01:42,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:01:42,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:01:42,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:01:42,120 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:01:42,121 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:42,121 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:01:42,121 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_dc30cbc3-9282-4e90-8aab-1de53a407247/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 -> 91a5940ce3f60c3fcf83b84d5a1f735b55b40f459401d21503de4cc81e5ec1d5 [2024-12-05 22:01:42,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:01:42,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:01:42,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:01:42,401 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:01:42,402 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:01:42,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c [2024-12-05 22:01:45,159 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data/11cae1a85/905f569b5db04299b646ee152fc6d2a3/FLAGab67e9705 [2024-12-05 22:01:45,430 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:01:45,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c [2024-12-05 22:01:45,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data/11cae1a85/905f569b5db04299b646ee152fc6d2a3/FLAGab67e9705 [2024-12-05 22:01:45,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/data/11cae1a85/905f569b5db04299b646ee152fc6d2a3 [2024-12-05 22:01:45,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:01:45,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:01:45,467 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:01:45,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:01:45,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:01:45,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:01:45" (1/1) ... [2024-12-05 22:01:45,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534d3b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:45, skipping insertion in model container [2024-12-05 22:01:45,475 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:01:45" (1/1) ... [2024-12-05 22:01:45,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:01:45,687 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_dc30cbc3-9282-4e90-8aab-1de53a407247/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c[1245,1258] [2024-12-05 22:01:45,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:01:45,934 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:01:45,943 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_dc30cbc3-9282-4e90-8aab-1de53a407247/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal21.c[1245,1258] [2024-12-05 22:01:46,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:01:46,052 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:01:46,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46 WrapperNode [2024-12-05 22:01:46,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:01:46,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:01:46,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:01:46,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:01:46,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,166 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1545 [2024-12-05 22:01:46,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:01:46,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:01:46,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:01:46,167 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:01:46,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,181 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,211 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,246 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:01:46,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:01:46,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:01:46,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:01:46,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:46" (1/1) ... [2024-12-05 22:01:46,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:01:46,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:01:46,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:01:46,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:01:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:01:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:01:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:01:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:01:46,596 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:01:46,598 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:01:48,235 INFO L? ?]: Removed 955 outVars from TransFormulas that were not future-live. [2024-12-05 22:01:48,236 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:01:48,298 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:01:48,298 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:01:48,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:48 BoogieIcfgContainer [2024-12-05 22:01:48,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:01:48,300 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:01:48,300 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:01:48,310 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:01:48,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:48" (1/1) ... [2024-12-05 22:01:48,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:01:48,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:01:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:01:48,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:01:48,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:48,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:48,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:48,372 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:48,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:01:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:49,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:49,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 22:01:49,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:50,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:50,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:01:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:51,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:01:51,125 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:01:51,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:01:51,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:51,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:51,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:51,127 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:51,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:01:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:54,160 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:55,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 1960 conjuncts, 249 conjuncts are in the unsatisfiable core [2024-12-05 22:01:55,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:59,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:01:59,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:02:02,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:02,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-05 22:02:02,489 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-05 22:02:02,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:02:02,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:02,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:02:02,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:02:02,492 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:02:02,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc30cbc3-9282-4e90-8aab-1de53a407247/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:02:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:14,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:16,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 2900 conjuncts, 379 conjuncts are in the unsatisfiable core [2024-12-05 22:02:16,043 INFO L279 TraceCheckSpWp]: Computing forward predicates...