./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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 4ea40d53ee2544f289733e537841cd97faeb4cdc98451ac0e93b8720621889e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:27:22,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:27:22,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 21:27:22,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:27:22,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:27:22,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:27:22,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:27:22,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:27:22,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:27:22,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:27:22,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:27:22,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:27:22,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:27:22,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:27:22,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:27:22,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:27:22,440 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:27:22,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:27:22,441 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:27:22,441 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:27:22,441 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:27:22,441 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:27:22,441 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:27:22,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:27:22,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:22,441 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:27:22,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:27:22,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:27:22,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:27:22,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:27:22,442 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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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 -> 4ea40d53ee2544f289733e537841cd97faeb4cdc98451ac0e93b8720621889e3 [2024-12-05 21:27:22,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:27:22,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:27:22,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:27:22,656 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:27:22,656 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:27:22,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c [2024-12-05 21:27:25,263 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data/c98bb12e7/a33adc258a4448e3b817e32b674824f0/FLAG0282ae471 [2024-12-05 21:27:25,783 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:27:25,784 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c [2024-12-05 21:27:25,824 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data/c98bb12e7/a33adc258a4448e3b817e32b674824f0/FLAG0282ae471 [2024-12-05 21:27:25,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data/c98bb12e7/a33adc258a4448e3b817e32b674824f0 [2024-12-05 21:27:25,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:27:25,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:27:25,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:25,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:27:25,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:27:25,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:25" (1/1) ... [2024-12-05 21:27:25,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2599f321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:25, skipping insertion in model container [2024-12-05 21:27:25,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:25" (1/1) ... [2024-12-05 21:27:26,007 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:27:26,264 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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c[1246,1259] [2024-12-05 21:27:27,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:27,303 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:27:27,311 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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c[1246,1259] [2024-12-05 21:27:28,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:28,130 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:27:28,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28 WrapperNode [2024-12-05 21:27:28,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:28,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:28,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:27:28,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:27:28,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:28,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:30,627 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39407 [2024-12-05 21:27:30,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:30,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:27:30,629 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:27:30,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:27:30,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:30,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:31,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:31,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:32,183 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:32,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:32,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:32,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:32,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:33,164 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:27:33,165 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:27:33,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:27:33,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:27:33,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:28" (1/1) ... [2024-12-05 21:27:33,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:33,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:27:33,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:27:33,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:27:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:27:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:27:33,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:27:33,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:27:34,772 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:27:34,773 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:29:03,212 INFO L? ?]: Removed 21924 outVars from TransFormulas that were not future-live. [2024-12-05 21:29:03,212 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:30:49,270 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:30:49,271 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:30:49,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:30:49 BoogieIcfgContainer [2024-12-05 21:30:49,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:30:49,272 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:30:49,272 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:30:49,278 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:30:49,278 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:30:49" (1/1) ... [2024-12-05 21:30:49,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:30:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:30:49,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:30:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:30:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:30:49,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:30:49,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:31:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:31:05,772 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:31:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:31:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:31:31,081 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 21:31:31,087 INFO L158 Benchmark]: Toolchain (without parser) took 245233.72ms. Allocated memory was 117.4MB in the beginning and 11.7GB in the end (delta: 11.6GB). Free memory was 72.7MB in the beginning and 8.3GB in the end (delta: -8.3GB). Peak memory consumption was 3.3GB. Max. memory is 16.1GB. [2024-12-05 21:31:31,087 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:31:31,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2277.77ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 72.4MB in the beginning and 268.2MB in the end (delta: -195.8MB). Peak memory consumption was 323.7MB. Max. memory is 16.1GB. [2024-12-05 21:31:31,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 2495.84ms. Allocated memory was 503.3MB in the beginning and 1.1GB in the end (delta: 562.0MB). Free memory was 268.2MB in the beginning and 250.2MB in the end (delta: 18.0MB). Peak memory consumption was 666.4MB. Max. memory is 16.1GB. [2024-12-05 21:31:31,089 INFO L158 Benchmark]: Boogie Preprocessor took 2535.12ms. Allocated memory was 1.1GB in the beginning and 2.7GB in the end (delta: 1.6GB). Free memory was 250.2MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 338.8MB. Max. memory is 16.1GB. [2024-12-05 21:31:31,089 INFO L158 Benchmark]: RCFGBuilder took 196106.24ms. Allocated memory was 2.7GB in the beginning and 10.6GB in the end (delta: 8.0GB). Free memory was 1.6GB in the beginning and 7.7GB in the end (delta: -6.1GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. [2024-12-05 21:31:31,090 INFO L158 Benchmark]: CodeCheck took 41813.60ms. Allocated memory was 10.6GB in the beginning and 11.7GB in the end (delta: 1.1GB). Free memory was 7.7GB in the beginning and 8.3GB in the end (delta: -611.5MB). Peak memory consumption was 490.7MB. Max. memory is 16.1GB. [2024-12-05 21:31:31,092 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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2277.77ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 72.4MB in the beginning and 268.2MB in the end (delta: -195.8MB). Peak memory consumption was 323.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2495.84ms. Allocated memory was 503.3MB in the beginning and 1.1GB in the end (delta: 562.0MB). Free memory was 268.2MB in the beginning and 250.2MB in the end (delta: 18.0MB). Peak memory consumption was 666.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2535.12ms. Allocated memory was 1.1GB in the beginning and 2.7GB in the end (delta: 1.6GB). Free memory was 250.2MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 338.8MB. Max. memory is 16.1GB. * RCFGBuilder took 196106.24ms. Allocated memory was 2.7GB in the beginning and 10.6GB in the end (delta: 8.0GB). Free memory was 1.6GB in the beginning and 7.7GB in the end (delta: -6.1GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. * CodeCheck took 41813.60ms. Allocated memory was 10.6GB in the beginning and 11.7GB in the end (delta: 1.1GB). Free memory was 7.7GB in the beginning and 8.3GB in the end (delta: -611.5MB). Peak memory consumption was 490.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:31:31,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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 4ea40d53ee2544f289733e537841cd97faeb4cdc98451ac0e93b8720621889e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:31:33,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:31:33,718 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 21:31:33,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:31:33,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:31:33,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:31:33,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:31:33,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:31:33,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:31:33,742 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:31:33,743 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:31:33,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:31:33,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:31:33,744 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:31:33,744 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:33,744 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:31:33,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:31:33,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:31:33,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:31:33,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:31:33,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:31:33,745 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:31:33,745 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:31:33,745 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:31:33,745 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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/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 -> 4ea40d53ee2544f289733e537841cd97faeb4cdc98451ac0e93b8720621889e3 [2024-12-05 21:31:33,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:31:33,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:31:33,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:31:33,989 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:31:33,989 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:31:33,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c [2024-12-05 21:31:36,694 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data/78b79e5ba/8d52cd249113494397e1cf6f6b630abf/FLAG1aa17c97e [2024-12-05 21:31:37,105 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:31:37,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c [2024-12-05 21:31:37,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data/78b79e5ba/8d52cd249113494397e1cf6f6b630abf/FLAG1aa17c97e [2024-12-05 21:31:37,251 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/data/78b79e5ba/8d52cd249113494397e1cf6f6b630abf [2024-12-05 21:31:37,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:31:37,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:31:37,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:31:37,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:31:37,259 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:31:37,260 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:31:37" (1/1) ... [2024-12-05 21:31:37,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b32e3c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:37, skipping insertion in model container [2024-12-05 21:31:37,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:31:37" (1/1) ... [2024-12-05 21:31:37,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:31:37,650 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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c[1246,1259] [2024-12-05 21:31:38,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:31:38,472 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:31:38,480 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_931ac004-e623-4cf0-ac0c-336b7ef91c9e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal171.c[1246,1259] [2024-12-05 21:31:39,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:31:39,151 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:31:39,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39 WrapperNode [2024-12-05 21:31:39,152 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:31:39,153 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:31:39,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:31:39,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:31:39,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,603 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12687 [2024-12-05 21:31:39,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:31:39,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:31:39,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:31:39,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:31:39,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,905 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:39,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:40,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:40,045 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:40,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:31:40,134 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:31:40,134 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:31:40,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:31:40,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:31:39" (1/1) ... [2024-12-05 21:31:40,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:31:40,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:31:40,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:31:40,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:31:40,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:31:40,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:31:40,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:31:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:31:41,522 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:31:41,524 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:32:56,775 INFO L? ?]: Removed 1299 outVars from TransFormulas that were not future-live. [2024-12-05 21:32:56,775 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:32:56,970 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:32:56,970 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:32:56,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:32:56 BoogieIcfgContainer [2024-12-05 21:32:56,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:32:56,971 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:32:56,971 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:32:56,978 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:32:56,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:32:56" (1/1) ... [2024-12-05 21:32:56,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:32:57,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:32:57,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:32:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:32:57,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:32:57,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:32:57,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:32:57,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:32:57,025 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:32:57,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:33:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:00,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:00,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 21:33:00,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:00,928 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 21:33:00,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:33:02,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:33:03,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:33:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 21:33:04,603 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 21:33:04,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:33:04,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:04,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:04,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:04,605 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:04,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:33:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:12,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:33:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:33:16,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 2539 conjuncts, 548 conjuncts are in the unsatisfiable core [2024-12-05 21:33:16,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:33:32,130 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 21:33:32,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:33:35,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:33:37,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:33:42,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:33:46,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:33:49,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:33:49,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-05 21:33:49,115 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-05 21:33:49,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 21:33:49,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:33:49,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:33:49,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:33:49,118 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:33:49,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931ac004-e623-4cf0-ac0c-336b7ef91c9e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:34:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:34:35,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:34:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:34:40,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 3717 conjuncts, 416 conjuncts are in the unsatisfiable core [2024-12-05 21:34:40,534 INFO L279 TraceCheckSpWp]: Computing forward predicates...