./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk --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 bb8e776e2ae1382d8b83bcf709a0fe625541b50272bc7ff832a9a1f5351d659f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:25,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:25,343 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:21:25,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:21:25,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:21:25,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:25,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:25,392 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:25,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:25,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:25,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:25,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:25,400 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:21:25,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:25,401 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:25,401 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:25,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:25,402 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:25,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:25,404 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:25,404 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:25,405 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:25,405 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:25,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:25,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:25,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:25,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:25,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:25,409 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:21:25,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:21:25,410 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb8e776e2ae1382d8b83bcf709a0fe625541b50272bc7ff832a9a1f5351d659f [2024-11-08 22:21:25,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:25,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:25,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:25,745 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:25,746 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:25,747 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c Unable to find full path for "g++" [2024-11-08 22:21:27,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:28,103 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:28,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c [2024-11-08 22:21:28,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/data/aa4cbe60b/0cf9fee64a8e4401bf29db954bc9bee0/FLAGb6fc2e618 [2024-11-08 22:21:28,154 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/data/aa4cbe60b/0cf9fee64a8e4401bf29db954bc9bee0 [2024-11-08 22:21:28,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:28,161 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:28,162 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:28,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:28,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:28,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:28" (1/1) ... [2024-11-08 22:21:28,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c096f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:28, skipping insertion in model container [2024-11-08 22:21:28,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:28" (1/1) ... [2024-11-08 22:21:28,266 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:28,554 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_d6d781b6-04a5-470b-9002-aa5bc877dc6a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c[1245,1258] [2024-11-08 22:21:29,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:29,213 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:29,228 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_d6d781b6-04a5-470b-9002-aa5bc877dc6a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c[1245,1258] [2024-11-08 22:21:29,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:29,590 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:29,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29 WrapperNode [2024-11-08 22:21:29,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:29,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:29,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:29,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:29,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:29,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:30,825 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7437 [2024-11-08 22:21:30,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:30,831 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:30,832 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:30,832 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:30,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:30,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:31,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:31,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:31,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:31,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:31,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:31,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:32,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:32,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:32,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:32,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:32,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:29" (1/1) ... [2024-11-08 22:21:32,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:32,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:32,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:32,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:21:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:32,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:32,845 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:32,847 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:45,525 INFO L? ?]: Removed 4098 outVars from TransFormulas that were not future-live. [2024-11-08 22:21:45,526 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:22:00,931 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:22:00,931 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:22:00,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:00 BoogieIcfgContainer [2024-11-08 22:22:00,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:22:00,933 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:22:00,933 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:22:00,944 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:22:00,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:00" (1/1) ... [2024-11-08 22:22:00,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:22:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:22:01,027 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:22:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:22:01,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:01,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:12,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:24:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:24:38,669 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) [2024-11-08 22:24:38,674 INFO L158 Benchmark]: Toolchain (without parser) took 190512.63ms. Allocated memory was 132.1MB in the beginning and 7.1GB in the end (delta: 6.9GB). Free memory was 86.7MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. [2024-11-08 22:24:38,675 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:38,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1429.51ms. Allocated memory was 132.1MB in the beginning and 161.5MB in the end (delta: 29.4MB). Free memory was 86.3MB in the beginning and 77.6MB in the end (delta: 8.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-08 22:24:38,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 1237.18ms. Allocated memory was 161.5MB in the beginning and 499.1MB in the end (delta: 337.6MB). Free memory was 77.6MB in the beginning and 325.4MB in the end (delta: -247.8MB). Peak memory consumption was 161.7MB. Max. memory is 16.1GB. [2024-11-08 22:24:38,677 INFO L158 Benchmark]: Boogie Preprocessor took 1262.16ms. Allocated memory is still 499.1MB. Free memory was 325.4MB in the beginning and 268.7MB in the end (delta: 56.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-08 22:24:38,678 INFO L158 Benchmark]: RCFGBuilder took 28838.51ms. Allocated memory was 499.1MB in the beginning and 5.9GB in the end (delta: 5.4GB). Free memory was 268.7MB in the beginning and 5.2GB in the end (delta: -4.9GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-08 22:24:38,679 INFO L158 Benchmark]: CodeCheck took 157739.04ms. Allocated memory was 5.9GB in the beginning and 7.1GB in the end (delta: 1.2GB). Free memory was 5.2GB in the beginning and 3.6GB in the end (delta: 1.6GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2024-11-08 22:24:38,684 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 0.37ms. Allocated memory is still 132.1MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1429.51ms. Allocated memory was 132.1MB in the beginning and 161.5MB in the end (delta: 29.4MB). Free memory was 86.3MB in the beginning and 77.6MB in the end (delta: 8.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1237.18ms. Allocated memory was 161.5MB in the beginning and 499.1MB in the end (delta: 337.6MB). Free memory was 77.6MB in the beginning and 325.4MB in the end (delta: -247.8MB). Peak memory consumption was 161.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1262.16ms. Allocated memory is still 499.1MB. Free memory was 325.4MB in the beginning and 268.7MB in the end (delta: 56.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * RCFGBuilder took 28838.51ms. Allocated memory was 499.1MB in the beginning and 5.9GB in the end (delta: 5.4GB). Free memory was 268.7MB in the beginning and 5.2GB in the end (delta: -4.9GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 157739.04ms. Allocated memory was 5.9GB in the beginning and 7.1GB in the end (delta: 1.2GB). Free memory was 5.2GB in the beginning and 3.6GB in the end (delta: 1.6GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:24:38,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk --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 bb8e776e2ae1382d8b83bcf709a0fe625541b50272bc7ff832a9a1f5351d659f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:24:41,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:24:41,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:24:41,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:24:41,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:24:41,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:24:41,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:24:41,534 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:24:41,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:24:41,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:24:41,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:24:41,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:24:41,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:24:41,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:24:41,543 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:24:41,543 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:24:41,543 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:24:41,544 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:24:41,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:24:41,544 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:24:41,545 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:24:41,547 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:24:41,547 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:24:41,548 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:41,548 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:24:41,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:24:41,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:41,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:24:41,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:24:41,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:24:41,551 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:24:41,551 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:41,551 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:24:41,552 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb8e776e2ae1382d8b83bcf709a0fe625541b50272bc7ff832a9a1f5351d659f [2024-11-08 22:24:41,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:24:41,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:24:41,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:24:42,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:24:42,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:24:42,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c Unable to find full path for "g++" [2024-11-08 22:24:44,011 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:24:44,461 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:24:44,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c [2024-11-08 22:24:44,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/data/6072c6954/dc75f85c0a1a46a3a9a374214375deec/FLAG2fecca52d [2024-11-08 22:24:44,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/data/6072c6954/dc75f85c0a1a46a3a9a374214375deec [2024-11-08 22:24:44,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:24:44,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:24:44,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:44,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:24:44,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:24:44,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:44" (1/1) ... [2024-11-08 22:24:44,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785ac1ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:44, skipping insertion in model container [2024-11-08 22:24:44,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:24:44" (1/1) ... [2024-11-08 22:24:44,640 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:24:44,958 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_d6d781b6-04a5-470b-9002-aa5bc877dc6a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c[1245,1258] [2024-11-08 22:24:45,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:45,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:24:45,574 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_d6d781b6-04a5-470b-9002-aa5bc877dc6a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal42.c[1245,1258] [2024-11-08 22:24:45,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:24:45,844 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:24:45,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45 WrapperNode [2024-11-08 22:24:45,845 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:24:45,846 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:45,846 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:24:45,846 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:24:45,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:45,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,092 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2641 [2024-11-08 22:24:46,092 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:24:46,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:24:46,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:24:46,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:24:46,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,205 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:24:46,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:24:46,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:24:46,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:24:46,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:24:45" (1/1) ... [2024-11-08 22:24:46,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:24:46,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:24:46,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:24:46,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:24:46,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:24:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:24:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:24:46,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:24:46,916 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:24:46,918 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:24:53,733 INFO L? ?]: Removed 1653 outVars from TransFormulas that were not future-live. [2024-11-08 22:24:53,734 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:24:53,862 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:24:53,862 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:24:53,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:53 BoogieIcfgContainer [2024-11-08 22:24:53,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:24:53,864 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:24:53,864 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:24:53,874 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:24:53,874 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:24:53" (1/1) ... [2024-11-08 22:24:53,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:24:53,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:53,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:24:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:24:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:24:53,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:53,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:53,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:53,952 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:53,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:24:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:56,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:24:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:57,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 1744 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:24:57,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:24:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:24:57,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:24:58,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:25:00,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 22:25:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 22:25:00,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:25:00,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:00,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:00,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:25:00,610 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:25:00,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:25:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:12,718 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:25:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:15,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 3368 conjuncts, 494 conjuncts are in the unsatisfiable core [2024-11-08 22:25:16,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:25:35,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:25:35,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:25:43,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.51s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:25:47,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:25:49,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:49,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-08 22:25:49,416 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-08 22:25:49,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:25:49,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:49,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:49,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:25:49,420 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:25:49,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d781b6-04a5-470b-9002-aa5bc877dc6a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:26:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:22,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:28,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 4992 conjuncts, 674 conjuncts are in the unsatisfiable core [2024-11-08 22:26:28,084 INFO L278 TraceCheckSpWp]: Computing forward predicates...