./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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 965536a1eccbb3950fb02708c11ed62fda8db430ae4f769dc023e63105c711ca --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:45,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:45,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:17:45,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:45,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:45,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:45,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:45,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:45,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:45,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:45,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:45,617 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:45,617 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:45,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:45,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:45,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:45,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:45,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:45,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:45,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:45,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:45,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:45,621 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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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 -> 965536a1eccbb3950fb02708c11ed62fda8db430ae4f769dc023e63105c711ca [2024-11-13 20:17:45,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:45,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:45,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:45,984 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:45,985 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:45,986 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c Unable to find full path for "g++" [2024-11-13 20:17:47,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:48,348 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:48,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c [2024-11-13 20:17:48,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/data/3ab68b62e/ae0d008f609440cc9b2f654481476b95/FLAG23fcd55c4 [2024-11-13 20:17:48,538 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/data/3ab68b62e/ae0d008f609440cc9b2f654481476b95 [2024-11-13 20:17:48,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:48,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:48,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:48,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:48,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:48,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2232926d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:48, skipping insertion in model container [2024-11-13 20:17:48,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:48" (1/1) ... [2024-11-13 20:17:48,626 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:48,849 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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c[1244,1257] [2024-11-13 20:17:49,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:49,301 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:49,311 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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c[1244,1257] [2024-11-13 20:17:49,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:49,554 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:49,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49 WrapperNode [2024-11-13 20:17:49,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:49,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:49,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:49,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:49,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,049 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3697 [2024-11-13 20:17:50,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:50,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:50,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:50,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:50,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:50,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:50,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:50,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:50,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:50,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:50,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:50,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:50,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:51,314 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:51,317 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:57,409 INFO L? ?]: Removed 2055 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:57,410 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:02,858 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:02,858 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:18:02,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:02 BoogieIcfgContainer [2024-11-13 20:18:02,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:02,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:02,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:02,869 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:02,869 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:02" (1/1) ... [2024-11-13 20:18:02,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:02,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:18:02,932 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:18:02,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:02,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:02,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:15,374 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:18:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:32,095 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 20:18:32,101 INFO L158 Benchmark]: Toolchain (without parser) took 43557.10ms. Allocated memory was 109.1MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 82.1MB in the beginning and 1.0GB in the end (delta: -961.7MB). Peak memory consumption was 545.7MB. Max. memory is 16.1GB. [2024-11-13 20:18:32,101 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:32,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1009.59ms. Allocated memory is still 109.1MB. Free memory was 81.6MB in the beginning and 60.1MB in the end (delta: 21.6MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2024-11-13 20:18:32,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 493.93ms. Allocated memory was 109.1MB in the beginning and 218.1MB in the end (delta: 109.1MB). Free memory was 59.9MB in the beginning and 104.2MB in the end (delta: -44.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 20:18:32,103 INFO L158 Benchmark]: Boogie Preprocessor took 544.72ms. Allocated memory is still 218.1MB. Free memory was 103.8MB in the beginning and 95.6MB in the end (delta: 8.2MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2024-11-13 20:18:32,103 INFO L158 Benchmark]: RCFGBuilder took 12262.66ms. Allocated memory was 218.1MB in the beginning and 830.5MB in the end (delta: 612.4MB). Free memory was 95.4MB in the beginning and 633.9MB in the end (delta: -538.5MB). Peak memory consumption was 548.1MB. Max. memory is 16.1GB. [2024-11-13 20:18:32,104 INFO L158 Benchmark]: CodeCheck took 29239.44ms. Allocated memory was 830.5MB in the beginning and 1.6GB in the end (delta: 780.1MB). Free memory was 633.9MB in the beginning and 1.0GB in the end (delta: -409.8MB). Peak memory consumption was 378.7MB. Max. memory is 16.1GB. [2024-11-13 20:18:32,107 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 83.9MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1009.59ms. Allocated memory is still 109.1MB. Free memory was 81.6MB in the beginning and 60.1MB in the end (delta: 21.6MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 493.93ms. Allocated memory was 109.1MB in the beginning and 218.1MB in the end (delta: 109.1MB). Free memory was 59.9MB in the beginning and 104.2MB in the end (delta: -44.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 544.72ms. Allocated memory is still 218.1MB. Free memory was 103.8MB in the beginning and 95.6MB in the end (delta: 8.2MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * RCFGBuilder took 12262.66ms. Allocated memory was 218.1MB in the beginning and 830.5MB in the end (delta: 612.4MB). Free memory was 95.4MB in the beginning and 633.9MB in the end (delta: -538.5MB). Peak memory consumption was 548.1MB. Max. memory is 16.1GB. * CodeCheck took 29239.44ms. Allocated memory was 830.5MB in the beginning and 1.6GB in the end (delta: 780.1MB). Free memory was 633.9MB in the beginning and 1.0GB in the end (delta: -409.8MB). Peak memory consumption was 378.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:18:32,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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 965536a1eccbb3950fb02708c11ed62fda8db430ae4f769dc023e63105c711ca --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:18:34,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:18:35,108 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 20:18:35,156 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:18:35,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:18:35,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:18:35,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:18:35,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:18:35,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:18:35,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:18:35,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:18:35,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:18:35,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:18:35,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:18:35,161 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:18:35,163 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:18:35,163 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:18:35,163 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:18:35,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:18:35,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:18:35,163 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:18:35,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:35,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:18:35,164 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:35,165 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:18:35,165 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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/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 -> 965536a1eccbb3950fb02708c11ed62fda8db430ae4f769dc023e63105c711ca [2024-11-13 20:18:35,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:18:35,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:18:35,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:18:35,526 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:18:35,527 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:18:35,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c Unable to find full path for "g++" [2024-11-13 20:18:37,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:18:37,925 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:18:37,930 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c [2024-11-13 20:18:37,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/data/c45ae15f7/c00e96adb6ae47f7b67fd00dfd5f909a/FLAGefdffdec4 [2024-11-13 20:18:37,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/data/c45ae15f7/c00e96adb6ae47f7b67fd00dfd5f909a [2024-11-13 20:18:37,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:18:37,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:18:37,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:37,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:18:37,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:18:37,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:37" (1/1) ... [2024-11-13 20:18:37,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54950c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:37, skipping insertion in model container [2024-11-13 20:18:37,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:37" (1/1) ... [2024-11-13 20:18:38,055 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:18:38,293 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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c[1244,1257] [2024-11-13 20:18:38,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:38,669 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:18:38,688 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_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal6.c[1244,1257] [2024-11-13 20:18:38,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:38,886 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:18:38,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38 WrapperNode [2024-11-13 20:18:38,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:38,888 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:38,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:18:38,889 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:18:38,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:38,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,088 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1499 [2024-11-13 20:18:39,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:39,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:18:39,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:18:39,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:18:39,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,116 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,180 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,193 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:18:39,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:18:39,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:18:39,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:18:39,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:38" (1/1) ... [2024-11-13 20:18:39,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:39,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:18:39,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:18:39,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:18:39,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:18:39,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:18:39,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:18:39,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:18:39,685 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:18:39,687 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:18:42,479 INFO L? ?]: Removed 763 outVars from TransFormulas that were not future-live. [2024-11-13 20:18:42,479 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:42,549 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:42,549 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:18:42,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:42 BoogieIcfgContainer [2024-11-13 20:18:42,550 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:42,551 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:42,551 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:42,568 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:42,568 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:42" (1/1) ... [2024-11-13 20:18:42,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:42,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:18:42,641 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:18:42,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:42,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:42,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:42,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:42,649 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:42,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:18:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:44,079 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:44,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:18:44,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:44,842 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 20:18:44,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:18:45,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:45,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 20:18:45,768 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 20:18:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:18:45,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:45,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:45,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:45,772 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:45,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:18:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:48,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:49,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 1593 conjuncts, 117 conjuncts are in the unsatisfiable core [2024-11-13 20:18:49,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:51,940 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 20:18:51,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 20:18:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 20:18:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 20:18:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:18:54,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:54,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:54,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:54,212 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:54,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b881e5e8-bbb8-4d47-8161-d48d3442ef6e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:18:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:58,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:19:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:00,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 2349 conjuncts, 161 conjuncts are in the unsatisfiable core [2024-11-13 20:19:00,085 INFO L278 TraceCheckSpWp]: Computing forward predicates...