./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3 --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 63e24a98283ef0f8b697651316a6ff970c64acd1060aa43f8d52ee16538db404 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:21:33,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:21:33,639 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 02:21:33,651 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:21:33,651 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:21:33,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:21:33,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:21:33,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:21:33,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:21:33,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:21:33,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:21:33,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:21:33,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:21:33,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:21:33,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:21:33,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:21:33,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:21:33,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:21:33,680 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:21:33,680 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:21:33,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:21:33,681 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:21:33,681 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:21:33,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:21:33,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:21:33,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:21:33,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:21:33,681 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:21:33,681 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:21:33,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:21:33,682 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_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 63e24a98283ef0f8b697651316a6ff970c64acd1060aa43f8d52ee16538db404 [2024-11-25 02:21:34,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:21:34,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:21:34,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:21:34,094 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:21:34,094 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:21:34,096 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c [2024-11-25 02:21:37,626 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data/5bbc79d87/a57aae3e2a68436aa0c1f0b9b2e08fa8/FLAG3cf4a893e [2024-11-25 02:21:38,250 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:21:38,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c [2024-11-25 02:21:38,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data/5bbc79d87/a57aae3e2a68436aa0c1f0b9b2e08fa8/FLAG3cf4a893e [2024-11-25 02:21:38,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data/5bbc79d87/a57aae3e2a68436aa0c1f0b9b2e08fa8 [2024-11-25 02:21:38,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:21:38,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:21:38,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:21:38,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:21:38,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:21:38,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:21:38" (1/1) ... [2024-11-25 02:21:38,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e0f80e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:38, skipping insertion in model container [2024-11-25 02:21:38,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:21:38" (1/1) ... [2024-11-25 02:21:38,453 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:21:38,770 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_3e381683-24c4-4ad6-b28a-2f394223a5d4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c[1245,1258] [2024-11-25 02:21:39,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:21:39,582 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:21:39,597 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_3e381683-24c4-4ad6-b28a-2f394223a5d4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c[1245,1258] [2024-11-25 02:21:39,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:21:39,980 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:21:39,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39 WrapperNode [2024-11-25 02:21:39,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:21:39,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:21:39,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:21:39,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:21:39,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:40,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:41,162 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7457 [2024-11-25 02:21:41,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:21:41,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:21:41,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:21:41,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:21:41,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:41,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:41,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:41,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:42,076 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:42,100 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:42,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:42,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:42,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:42,554 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:21:42,556 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:21:42,559 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:21:42,559 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:21:42,560 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:21:39" (1/1) ... [2024-11-25 02:21:42,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:21:42,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:21:42,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:21:42,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:21:42,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:21:42,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:21:42,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:21:42,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:21:43,362 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:21:43,365 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:22:01,183 INFO L? ?]: Removed 4108 outVars from TransFormulas that were not future-live. [2024-11-25 02:22:01,183 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:22:17,071 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:22:17,072 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:22:17,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:22:17 BoogieIcfgContainer [2024-11-25 02:22:17,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:22:17,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:22:17,074 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:22:17,092 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:22:17,092 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:22:17" (1/1) ... [2024-11-25 02:22:17,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:22:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:22:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:22:17,190 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:22:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:22:17,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:22:17,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:23:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:23:37,724 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:24:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:25:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:25:09,574 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) [2024-11-25 02:25:09,580 INFO L158 Benchmark]: Toolchain (without parser) took 211253.22ms. Allocated memory was 117.4MB in the beginning and 5.9GB in the end (delta: 5.8GB). Free memory was 85.8MB in the beginning and 3.2GB in the end (delta: -3.1GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2024-11-25 02:25:09,584 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 83.9MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:25:09,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1653.70ms. Allocated memory is still 117.4MB. Free memory was 85.5MB in the beginning and 53.2MB in the end (delta: 32.3MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2024-11-25 02:25:09,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 1179.76ms. Allocated memory was 117.4MB in the beginning and 704.6MB in the end (delta: 587.2MB). Free memory was 53.2MB in the beginning and 540.2MB in the end (delta: -487.0MB). Peak memory consumption was 174.3MB. Max. memory is 16.1GB. [2024-11-25 02:25:09,586 INFO L158 Benchmark]: Boogie Preprocessor took 1390.02ms. Allocated memory was 704.6MB in the beginning and 536.9MB in the end (delta: -167.8MB). Free memory was 540.2MB in the beginning and 324.3MB in the end (delta: 215.9MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-25 02:25:09,591 INFO L158 Benchmark]: RCFGBuilder took 34516.22ms. Allocated memory was 536.9MB in the beginning and 5.9GB in the end (delta: 5.3GB). Free memory was 324.3MB in the beginning and 5.4GB in the end (delta: -5.0GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-25 02:25:09,591 INFO L158 Benchmark]: CodeCheck took 172504.06ms. Allocated memory is still 5.9GB. Free memory was 5.4GB in the beginning and 3.2GB in the end (delta: 2.2GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-11-25 02:25:09,595 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 0.54ms. Allocated memory is still 83.9MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1653.70ms. Allocated memory is still 117.4MB. Free memory was 85.5MB in the beginning and 53.2MB in the end (delta: 32.3MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1179.76ms. Allocated memory was 117.4MB in the beginning and 704.6MB in the end (delta: 587.2MB). Free memory was 53.2MB in the beginning and 540.2MB in the end (delta: -487.0MB). Peak memory consumption was 174.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1390.02ms. Allocated memory was 704.6MB in the beginning and 536.9MB in the end (delta: -167.8MB). Free memory was 540.2MB in the beginning and 324.3MB in the end (delta: 215.9MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * RCFGBuilder took 34516.22ms. Allocated memory was 536.9MB in the beginning and 5.9GB in the end (delta: 5.3GB). Free memory was 324.3MB in the beginning and 5.4GB in the end (delta: -5.0GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 172504.06ms. Allocated memory is still 5.9GB. Free memory was 5.4GB in the beginning and 3.2GB in the end (delta: 2.2GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:25:09,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/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_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3 --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 63e24a98283ef0f8b697651316a6ff970c64acd1060aa43f8d52ee16538db404 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:25:13,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:25:13,534 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 02:25:13,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:25:13,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:25:13,597 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:25:13,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:25:13,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:25:13,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:25:13,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:25:13,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:25:13,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:25:13,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:25:13,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:25:13,600 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:25:13,602 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:25:13,602 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:25:13,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:25:13,603 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:25:13,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:25:13,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:25:13,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:25:13,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:25:13,604 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:25:13,604 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:25:13,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:25:13,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:25:13,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:25:13,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:25:13,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:25:13,605 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:25:13,605 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:25:13,605 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:25:13,605 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_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3 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 -> 63e24a98283ef0f8b697651316a6ff970c64acd1060aa43f8d52ee16538db404 [2024-11-25 02:25:14,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:25:14,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:25:14,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:25:14,032 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:25:14,033 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:25:14,034 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c [2024-11-25 02:25:17,954 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data/2754ee1e1/0807ca4dc2024c8cb8be2a586b81e937/FLAG67abd97ff [2024-11-25 02:25:18,636 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:25:18,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c [2024-11-25 02:25:18,665 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data/2754ee1e1/0807ca4dc2024c8cb8be2a586b81e937/FLAG67abd97ff [2024-11-25 02:25:18,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/data/2754ee1e1/0807ca4dc2024c8cb8be2a586b81e937 [2024-11-25 02:25:18,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:25:18,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:25:18,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:25:18,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:25:18,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:25:18,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:25:18" (1/1) ... [2024-11-25 02:25:18,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517566c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:18, skipping insertion in model container [2024-11-25 02:25:18,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:25:18" (1/1) ... [2024-11-25 02:25:18,803 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:25:19,093 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_3e381683-24c4-4ad6-b28a-2f394223a5d4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c[1245,1258] [2024-11-25 02:25:19,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:25:19,787 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:25:19,803 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_3e381683-24c4-4ad6-b28a-2f394223a5d4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal41.c[1245,1258] [2024-11-25 02:25:20,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:25:20,083 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:25:20,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20 WrapperNode [2024-11-25 02:25:20,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:25:20,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:25:20,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:25:20,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:25:20,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,395 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2645 [2024-11-25 02:25:20,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:25:20,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:25:20,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:25:20,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:25:20,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,431 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,557 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,599 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:25:20,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:25:20,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:25:20,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:25:20,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:25:20" (1/1) ... [2024-11-25 02:25:20,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:25:20,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:25:20,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:25:20,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:25:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:25:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:25:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:25:20,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:25:21,586 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:25:21,589 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:25:30,345 INFO L? ?]: Removed 1657 outVars from TransFormulas that were not future-live. [2024-11-25 02:25:30,345 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:25:30,477 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:25:30,477 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:25:30,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:25:30 BoogieIcfgContainer [2024-11-25 02:25:30,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:25:30,479 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:25:30,479 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:25:30,493 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:25:30,493 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:25:30" (1/1) ... [2024-11-25 02:25:30,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:25:30,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:25:30,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:25:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:25:30,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:25:30,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:25:30,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:25:30,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:25:30,592 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:25:30,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:25:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:25:33,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:25:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:25:34,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 1748 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 02:25:34,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:25:34,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:25:34,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:25:36,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:25:38,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:25:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:25:38,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 02:25:38,353 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 02:25:38,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:25:38,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:25:38,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:25:38,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:25:38,360 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:25:38,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:25:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:25:53,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:25:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:25:58,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 3376 conjuncts, 630 conjuncts are in the unsatisfiable core [2024-11-25 02:25:58,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:26:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:26:26,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 02:26:36,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:26:41,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:26:42,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:26:43,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:26:43,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-25 02:26:43,356 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-25 02:26:43,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:26:43,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:26:43,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:26:43,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:26:43,360 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:26:43,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:27:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:27:48,614 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:27:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:27:55,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 5004 conjuncts, 600 conjuncts are in the unsatisfiable core [2024-11-25 02:27:55,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:28:37,091 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:28:37,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:29:00,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:29:11,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:29:13,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:29:13,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:29:13,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2024-11-25 02:29:13,609 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2024-11-25 02:29:13,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:29:13,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:29:13,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:29:13,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:29:13,613 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:29:13,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:31:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:31:41,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:31:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:31:54,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:31:54,173 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) [2024-11-25 02:31:54,177 INFO L158 Benchmark]: Toolchain (without parser) took 395477.59ms. Allocated memory was 117.4MB in the beginning and 4.5GB in the end (delta: 4.4GB). Free memory was 87.7MB in the beginning and 4.0GB in the end (delta: -3.9GB). Peak memory consumption was 483.6MB. Max. memory is 16.1GB. [2024-11-25 02:31:54,178 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:31:54,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.55ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 47.5MB in the end (delta: 40.0MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2024-11-25 02:31:54,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 308.92ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 47.5MB in the beginning and 205.2MB in the end (delta: -157.8MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-11-25 02:31:54,183 INFO L158 Benchmark]: Boogie Preprocessor took 262.84ms. Allocated memory is still 260.0MB. Free memory was 205.2MB in the beginning and 192.3MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:31:54,183 INFO L158 Benchmark]: RCFGBuilder took 9817.39ms. Allocated memory was 260.0MB in the beginning and 411.0MB in the end (delta: 151.0MB). Free memory was 192.3MB in the beginning and 266.3MB in the end (delta: -74.0MB). Peak memory consumption was 227.1MB. Max. memory is 16.1GB. [2024-11-25 02:31:54,184 INFO L158 Benchmark]: CodeCheck took 383697.79ms. Allocated memory was 411.0MB in the beginning and 4.5GB in the end (delta: 4.1GB). Free memory was 266.3MB in the beginning and 4.0GB in the end (delta: -3.7GB). Peak memory consumption was 365.3MB. Max. memory is 16.1GB. [2024-11-25 02:31:54,188 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.55ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 47.5MB in the end (delta: 40.0MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 308.92ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 47.5MB in the beginning and 205.2MB in the end (delta: -157.8MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 262.84ms. Allocated memory is still 260.0MB. Free memory was 205.2MB in the beginning and 192.3MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9817.39ms. Allocated memory was 260.0MB in the beginning and 411.0MB in the end (delta: 151.0MB). Free memory was 192.3MB in the beginning and 266.3MB in the end (delta: -74.0MB). Peak memory consumption was 227.1MB. Max. memory is 16.1GB. * CodeCheck took 383697.79ms. Allocated memory was 411.0MB in the beginning and 4.5GB in the end (delta: 4.1GB). Free memory was 266.3MB in the beginning and 4.0GB in the end (delta: -3.7GB). Peak memory consumption was 365.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:31:54,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e381683-24c4-4ad6-b28a-2f394223a5d4/bin/ukojak-verify-ENZ3QT5qd3/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown