./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm --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 97d5e878e91417e82dd07270e0861eeaeb97ebaf2313f5ec1a42b252f1484927 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:09,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:09,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:32:09,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:32:09,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:32:09,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:09,491 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:09,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:09,492 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:09,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:09,493 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:09,493 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:09,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:32:09,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:09,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:09,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:09,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:09,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:09,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:09,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:09,496 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:09,496 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:09,496 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:09,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:09,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:09,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:09,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:09,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:09,497 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:32:09,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:32:09,497 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_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm 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 -> 97d5e878e91417e82dd07270e0861eeaeb97ebaf2313f5ec1a42b252f1484927 [2024-11-13 20:32:09,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:09,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:09,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:09,885 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:09,886 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:09,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c Unable to find full path for "g++" [2024-11-13 20:32:11,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:12,322 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:12,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c [2024-11-13 20:32:12,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/data/f47277c07/8ccc100ad8194fc3a8fb2d055767559b/FLAG77ac0986c [2024-11-13 20:32:12,374 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/data/f47277c07/8ccc100ad8194fc3a8fb2d055767559b [2024-11-13 20:32:12,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:12,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:12,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:12,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:12,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:12,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:12" (1/1) ... [2024-11-13 20:32:12,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589be95f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:12, skipping insertion in model container [2024-11-13 20:32:12,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:12" (1/1) ... [2024-11-13 20:32:12,499 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:12,740 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_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c[1244,1257] [2024-11-13 20:32:13,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:13,341 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:13,353 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_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c[1244,1257] [2024-11-13 20:32:13,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:13,678 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:13,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13 WrapperNode [2024-11-13 20:32:13,680 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:13,681 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:13,681 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:13,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:13,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:13,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:14,534 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6341 [2024-11-13 20:32:14,534 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:14,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:14,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:14,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:14,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:14,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:14,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:14,941 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:15,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:15,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:15,355 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:15,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:15,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:15,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:15,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:15,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:15,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:13" (1/1) ... [2024-11-13 20:32:15,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:15,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:15,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:15,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:32:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:15,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:16,198 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:16,200 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:25,760 INFO L? ?]: Removed 3518 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:25,761 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:35,415 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:35,415 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:32:35,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:35 BoogieIcfgContainer [2024-11-13 20:32:35,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:35,416 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:35,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:35,427 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:35,428 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:35" (1/1) ... [2024-11-13 20:32:35,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:35,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:32:35,496 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:32:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:32:35,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:35,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:15,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:33:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:33:59,990 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) [2024-11-13 20:33:59,995 INFO L158 Benchmark]: Toolchain (without parser) took 107615.10ms. Allocated memory was 117.4MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 90.3MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 437.0MB. Max. memory is 16.1GB. [2024-11-13 20:33:59,996 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:59,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1297.49ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 90.3MB in the beginning and 291.3MB in the end (delta: -201.0MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. [2024-11-13 20:33:59,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 853.62ms. Allocated memory is still 352.3MB. Free memory was 291.3MB in the beginning and 136.2MB in the end (delta: 155.1MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. [2024-11-13 20:33:59,998 INFO L158 Benchmark]: Boogie Preprocessor took 1045.04ms. Allocated memory is still 352.3MB. Free memory was 136.2MB in the beginning and 172.5MB in the end (delta: -36.3MB). Peak memory consumption was 139.9MB. Max. memory is 16.1GB. [2024-11-13 20:33:59,998 INFO L158 Benchmark]: RCFGBuilder took 19834.17ms. Allocated memory was 352.3MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 172.5MB in the beginning and 366.4MB in the end (delta: -193.9MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 20:33:59,999 INFO L158 Benchmark]: CodeCheck took 84577.81ms. Allocated memory was 1.6GB in the beginning and 4.0GB in the end (delta: 2.4GB). Free memory was 366.4MB in the beginning and 3.6GB in the end (delta: -3.2GB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:00,001 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 0.38ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1297.49ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 90.3MB in the beginning and 291.3MB in the end (delta: -201.0MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 853.62ms. Allocated memory is still 352.3MB. Free memory was 291.3MB in the beginning and 136.2MB in the end (delta: 155.1MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1045.04ms. Allocated memory is still 352.3MB. Free memory was 136.2MB in the beginning and 172.5MB in the end (delta: -36.3MB). Peak memory consumption was 139.9MB. Max. memory is 16.1GB. * RCFGBuilder took 19834.17ms. Allocated memory was 352.3MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 172.5MB in the beginning and 366.4MB in the end (delta: -193.9MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 84577.81ms. Allocated memory was 1.6GB in the beginning and 4.0GB in the end (delta: 2.4GB). Free memory was 366.4MB in the beginning and 3.6GB in the end (delta: -3.2GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:34:00,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/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_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm --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 97d5e878e91417e82dd07270e0861eeaeb97ebaf2313f5ec1a42b252f1484927 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:34:02,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:34:02,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 20:34:02,956 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:34:02,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:34:02,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:34:02,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:34:02,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:34:02,958 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:34:02,958 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:34:02,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:34:02,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:34:02,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:34:02,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:34:02,959 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:34:02,959 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:34:02,959 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:34:02,959 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:34:02,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:34:02,959 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:34:02,959 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:34:02,959 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:34:02,959 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:34:02,960 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:02,960 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:34:02,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:34:02,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:02,960 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:34:02,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:34:02,960 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:34:02,960 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:34:02,960 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:02,960 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:34:02,961 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_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm 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 -> 97d5e878e91417e82dd07270e0861eeaeb97ebaf2313f5ec1a42b252f1484927 [2024-11-13 20:34:03,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:34:03,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:34:03,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:34:03,283 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:34:03,286 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:34:03,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c Unable to find full path for "g++" [2024-11-13 20:34:05,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:34:05,740 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:34:05,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c [2024-11-13 20:34:05,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/data/8ea5d483d/45fd8348e6ad4969a4ccdec3a4867c36/FLAGbbe9b8184 [2024-11-13 20:34:05,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/data/8ea5d483d/45fd8348e6ad4969a4ccdec3a4867c36 [2024-11-13 20:34:05,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:34:05,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:34:05,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:05,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:34:05,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:34:05,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:05" (1/1) ... [2024-11-13 20:34:05,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74011ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:05, skipping insertion in model container [2024-11-13 20:34:05,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:05" (1/1) ... [2024-11-13 20:34:05,899 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:34:06,147 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_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c[1244,1257] [2024-11-13 20:34:06,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:06,683 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:34:06,693 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_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal5.c[1244,1257] [2024-11-13 20:34:06,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:06,884 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:34:06,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06 WrapperNode [2024-11-13 20:34:06,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:06,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:06,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:34:06,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:34:06,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:06,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,123 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2459 [2024-11-13 20:34:07,124 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:07,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:34:07,125 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:34:07,125 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:34:07,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:34:07,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:34:07,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:34:07,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:34:07,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:06" (1/1) ... [2024-11-13 20:34:07,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:07,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:34:07,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:34:07,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:34:07,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:34:07,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:34:07,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:34:07,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:34:07,972 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:34:07,974 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:34:13,013 INFO L? ?]: Removed 1364 outVars from TransFormulas that were not future-live. [2024-11-13 20:34:13,013 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:34:13,123 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:34:13,123 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:34:13,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:13 BoogieIcfgContainer [2024-11-13 20:34:13,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:34:13,125 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:34:13,125 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:34:13,135 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:34:13,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:13" (1/1) ... [2024-11-13 20:34:13,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:34:13,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:13,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:34:13,214 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:34:13,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:34:13,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:13,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:13,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:34:13,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:34:13,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:34:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:15,185 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:34:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:15,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 1448 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:34:15,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:34:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:34:16,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:34:18,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:34:19,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:19,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 20:34:19,200 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 20:34:19,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:34:19,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:19,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:19,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:34:19,204 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:34:19,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:34:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:28,557 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:34:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:31,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 2799 conjuncts, 304 conjuncts are in the unsatisfiable core [2024-11-13 20:34:31,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:34:38,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:34:38,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:34:41,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:34:43,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:43,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 20:34:43,757 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 20:34:43,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:34:43,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:43,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:43,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:34:43,763 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:34:43,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eaae93b-f474-4cf9-b201-c3c23b5b26ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:35:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:11,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:35:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:16,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 4150 conjuncts, 576 conjuncts are in the unsatisfiable core [2024-11-13 20:35:16,980 INFO L278 TraceCheckSpWp]: Computing forward predicates...