./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.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_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:05:19,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:05:19,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 01:05:19,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:05:19,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:05:19,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:05:19,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:05:19,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:05:19,914 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:05:19,914 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:05:19,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:05:19,915 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:05:19,916 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:05:19,916 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:05:19,916 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:05:19,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:05:19,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:05:19,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:05:19,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:05:19,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:05:19,916 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:05:19,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:05:19,916 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_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb [2024-12-06 01:05:20,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:05:20,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:05:20,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:05:20,148 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:05:20,148 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:05:20,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-12-06 01:05:22,736 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data/90ef5d8fd/b897324e5b0e4d0da161f5561464f42a/FLAG309f44886 [2024-12-06 01:05:23,039 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:05:23,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-12-06 01:05:23,056 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data/90ef5d8fd/b897324e5b0e4d0da161f5561464f42a/FLAG309f44886 [2024-12-06 01:05:23,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data/90ef5d8fd/b897324e5b0e4d0da161f5561464f42a [2024-12-06 01:05:23,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:05:23,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:05:23,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:05:23,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:05:23,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:05:23,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:05:23" (1/1) ... [2024-12-06 01:05:23,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7de196f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:23, skipping insertion in model container [2024-12-06 01:05:23,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:05:23" (1/1) ... [2024-12-06 01:05:23,351 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:05:23,493 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_196a6e37-9406-40f6-933d-d387812408a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-12-06 01:05:23,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:05:23,873 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:05:23,885 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_196a6e37-9406-40f6-933d-d387812408a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-12-06 01:05:24,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:05:24,157 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:05:24,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24 WrapperNode [2024-12-06 01:05:24,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:05:24,159 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:05:24,159 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:05:24,159 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:05:24,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:24,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:24,839 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6646 [2024-12-06 01:05:24,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:05:24,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:05:24,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:05:24,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:05:24,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:24,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,244 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,322 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:05:25,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:05:25,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:05:25,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:05:25,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:05:24" (1/1) ... [2024-12-06 01:05:25,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:05:25,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:05:25,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:05:25,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:05:25,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:05:25,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:05:25,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:05:25,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:05:25,906 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:05:25,908 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:05:33,372 INFO L? ?]: Removed 3724 outVars from TransFormulas that were not future-live. [2024-12-06 01:05:33,372 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:05:41,232 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:05:41,233 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:05:41,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:05:41 BoogieIcfgContainer [2024-12-06 01:05:41,233 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:05:41,234 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:05:41,234 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:05:41,241 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:05:41,241 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:05:41" (1/1) ... [2024-12-06 01:05:41,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:05:41,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:05:41,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:05:41,287 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:05:41,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:05:41,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:05:41,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:06:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:06:12,594 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:06:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:06:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:06:53,731 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:06:53,734 INFO L158 Benchmark]: Toolchain (without parser) took 90428.50ms. Allocated memory was 117.4MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 88.8MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 987.9MB. Max. memory is 16.1GB. [2024-12-06 01:06:53,734 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:06:53,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.39ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 88.6MB in the beginning and 103.7MB in the end (delta: -15.1MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. [2024-12-06 01:06:53,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 681.37ms. Allocated memory was 184.5MB in the beginning and 419.4MB in the end (delta: 234.9MB). Free memory was 103.5MB in the beginning and 256.1MB in the end (delta: -152.5MB). Peak memory consumption was 144.7MB. Max. memory is 16.1GB. [2024-12-06 01:06:53,736 INFO L158 Benchmark]: Boogie Preprocessor took 570.19ms. Allocated memory is still 419.4MB. Free memory was 256.1MB in the beginning and 223.6MB in the end (delta: 32.5MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-12-06 01:06:53,736 INFO L158 Benchmark]: RCFGBuilder took 15821.71ms. Allocated memory was 419.4MB in the beginning and 1.1GB in the end (delta: 671.1MB). Free memory was 223.6MB in the beginning and 371.6MB in the end (delta: -148.1MB). Peak memory consumption was 943.3MB. Max. memory is 16.1GB. [2024-12-06 01:06:53,737 INFO L158 Benchmark]: CodeCheck took 72498.74ms. Allocated memory was 1.1GB in the beginning and 2.5GB in the end (delta: 1.4GB). Free memory was 371.6MB in the beginning and 1.5GB in the end (delta: -1.2GB). Peak memory consumption was 298.1MB. Max. memory is 16.1GB. [2024-12-06 01:06:53,740 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 0.18ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.39ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 88.6MB in the beginning and 103.7MB in the end (delta: -15.1MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 681.37ms. Allocated memory was 184.5MB in the beginning and 419.4MB in the end (delta: 234.9MB). Free memory was 103.5MB in the beginning and 256.1MB in the end (delta: -152.5MB). Peak memory consumption was 144.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 570.19ms. Allocated memory is still 419.4MB. Free memory was 256.1MB in the beginning and 223.6MB in the end (delta: 32.5MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * RCFGBuilder took 15821.71ms. Allocated memory was 419.4MB in the beginning and 1.1GB in the end (delta: 671.1MB). Free memory was 223.6MB in the beginning and 371.6MB in the end (delta: -148.1MB). Peak memory consumption was 943.3MB. Max. memory is 16.1GB. * CodeCheck took 72498.74ms. Allocated memory was 1.1GB in the beginning and 2.5GB in the end (delta: 1.4GB). Free memory was 371.6MB in the beginning and 1.5GB in the end (delta: -1.2GB). Peak memory consumption was 298.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:06:53,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:06:55,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:06:55,812 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 01:06:55,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:06:55,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:06:55,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:06:55,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:06:55,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:06:55,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:06:55,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:06:55,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:06:55,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:06:55,837 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:06:55,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:06:55,838 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:06:55,838 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:06:55,838 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:06:55,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:06:55,838 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:06:55,838 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:06:55,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:06:55,838 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:06:55,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:06:55,839 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:55,839 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:06:55,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:06:55,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:06:55,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:06:55,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:06:55,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:06:55,839 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:06:55,840 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:55,840 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:06:55,840 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_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb [2024-12-06 01:06:56,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:06:56,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:06:56,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:06:56,062 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:06:56,062 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:06:56,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-12-06 01:06:58,718 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data/fdcb3d7c3/1e11b343e14c4be6ae10f484c8ed027e/FLAGbae6764dc [2024-12-06 01:06:59,027 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:06:59,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-12-06 01:06:59,048 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data/fdcb3d7c3/1e11b343e14c4be6ae10f484c8ed027e/FLAGbae6764dc [2024-12-06 01:06:59,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/data/fdcb3d7c3/1e11b343e14c4be6ae10f484c8ed027e [2024-12-06 01:06:59,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:06:59,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:06:59,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:06:59,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:06:59,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:06:59,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de1bb5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59, skipping insertion in model container [2024-12-06 01:06:59,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:06:59,288 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_196a6e37-9406-40f6-933d-d387812408a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-12-06 01:06:59,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:06:59,591 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:06:59,601 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_196a6e37-9406-40f6-933d-d387812408a5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-12-06 01:06:59,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:06:59,773 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:06:59,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59 WrapperNode [2024-12-06 01:06:59,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:06:59,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:06:59,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:06:59,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:06:59,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,911 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2416 [2024-12-06 01:06:59,911 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:06:59,911 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:06:59,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:06:59,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:06:59,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,976 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:06:59,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:07:00,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:07:00,017 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:07:00,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:07:00,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:07:00,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:07:00,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:59" (1/1) ... [2024-12-06 01:07:00,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:07:00,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:07:00,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:07:00,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:07:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:07:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:07:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:07:00,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:07:00,476 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:07:00,478 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:07:05,292 INFO L? ?]: Removed 1544 outVars from TransFormulas that were not future-live. [2024-12-06 01:07:05,292 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:07:05,341 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:07:05,341 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:07:05,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:07:05 BoogieIcfgContainer [2024-12-06 01:07:05,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:07:05,342 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:07:05,342 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:07:05,349 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:07:05,349 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:07:05" (1/1) ... [2024-12-06 01:07:05,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:07:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:07:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:07:05,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:07:05,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:05,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:05,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:05,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:05,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:07:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:07,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:07,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 1617 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 01:07:07,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:07:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:07:07,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:07:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:09,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 01:07:09,410 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 01:07:09,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:07:09,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:09,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:09,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:09,412 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:09,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:07:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:18,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:20,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 3148 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-12-06 01:07:20,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:07:22,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:07:22,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:07:27,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:27,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 01:07:27,014 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 01:07:27,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:07:27,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:27,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:27,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:27,018 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:27,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_196a6e37-9406-40f6-933d-d387812408a5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:07:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:49,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:52,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 4679 conjuncts, 215 conjuncts are in the unsatisfiable core [2024-12-06 01:07:52,662 INFO L279 TraceCheckSpWp]: Computing forward predicates...