./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7774fb409350dc00c3d500df28dd72c255cd5cce7d940160e8eab25f2539ec00 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:38:51,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:38:51,453 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:38:51,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:38:51,458 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:38:51,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:38:51,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:38:51,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:38:51,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:38:51,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:38:51,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:38:51,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:38:51,483 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:38:51,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:38:51,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:38:51,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:38:51,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:38:51,484 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:38:51,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:38:51,484 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:38:51,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:38:51,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:38:51,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:38:51,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:38:51,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:38:51,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:38:51,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:38:51,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:38:51,485 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:38:51,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:38:51,485 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_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7774fb409350dc00c3d500df28dd72c255cd5cce7d940160e8eab25f2539ec00 [2024-11-13 22:38:51,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:38:51,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:38:51,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:38:51,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:38:51,840 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:38:51,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c Unable to find full path for "g++" [2024-11-13 22:38:53,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:38:54,175 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:38:54,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c [2024-11-13 22:38:54,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/data/b3277fa85/ab192ba550e44897b34424f9c23013e1/FLAG420f9fb0a [2024-11-13 22:38:54,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/data/b3277fa85/ab192ba550e44897b34424f9c23013e1 [2024-11-13 22:38:54,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:38:54,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:38:54,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:38:54,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:38:54,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:38:54,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:38:54" (1/1) ... [2024-11-13 22:38:54,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f3838f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:54, skipping insertion in model container [2024-11-13 22:38:54,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:38:54" (1/1) ... [2024-11-13 22:38:54,304 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:38:54,585 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_030a33c6-fa24-48e2-83a4-62328a9e2ea8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c[1280,1293] [2024-11-13 22:38:55,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:38:55,211 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:38:55,222 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_030a33c6-fa24-48e2-83a4-62328a9e2ea8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c[1280,1293] [2024-11-13 22:38:55,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:38:55,472 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:38:55,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55 WrapperNode [2024-11-13 22:38:55,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:38:55,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:38:55,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:38:55,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:38:55,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:55,558 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,059 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5532 [2024-11-13 22:38:56,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:38:56,061 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:38:56,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:38:56,062 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:38:56,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,503 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,630 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:38:56,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:38:56,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:38:56,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:38:56,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:38:55" (1/1) ... [2024-11-13 22:38:56,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:38:56,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:38:56,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:38:56,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:38:56,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:38:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:38:56,888 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:38:56,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:38:56,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:38:56,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:38:57,509 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:38:57,511 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:39:06,154 INFO L? ?]: Removed 3109 outVars from TransFormulas that were not future-live. [2024-11-13 22:39:06,155 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:39:13,053 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:39:13,054 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:39:13,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:13 BoogieIcfgContainer [2024-11-13 22:39:13,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:39:13,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:39:13,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:39:13,066 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:39:13,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:39:13" (1/1) ... [2024-11-13 22:39:13,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:39:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:13,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 22:39:13,141 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 22:39:13,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:39:13,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:13,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:39:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:39:24,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:39:35,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:39:37,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:39:37,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-13 22:39:37,952 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 22:39:37,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:39:37,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:39:37,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:40:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:05,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:40:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:40:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:40:40,469 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:40:40,475 INFO L158 Benchmark]: Toolchain (without parser) took 106261.74ms. Allocated memory was 142.6MB in the beginning and 4.4GB in the end (delta: 4.3GB). Free memory was 115.3MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-11-13 22:40:40,475 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:40:40,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1258.33ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 73.6MB in the end (delta: 41.5MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2024-11-13 22:40:40,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 587.05ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 73.6MB in the beginning and 286.6MB in the end (delta: -213.1MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. [2024-11-13 22:40:40,480 INFO L158 Benchmark]: Boogie Preprocessor took 749.40ms. Allocated memory is still 427.8MB. Free memory was 286.6MB in the beginning and 293.4MB in the end (delta: -6.8MB). Peak memory consumption was 97.0MB. Max. memory is 16.1GB. [2024-11-13 22:40:40,481 INFO L158 Benchmark]: RCFGBuilder took 16242.23ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 906.0MB). Free memory was 293.4MB in the beginning and 937.2MB in the end (delta: -643.7MB). Peak memory consumption was 905.0MB. Max. memory is 16.1GB. [2024-11-13 22:40:40,481 INFO L158 Benchmark]: CodeCheck took 87418.92ms. Allocated memory was 1.3GB in the beginning and 4.4GB in the end (delta: 3.1GB). Free memory was 937.2MB in the beginning and 2.5GB in the end (delta: -1.5GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-13 22:40:40,488 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1258.33ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 73.6MB in the end (delta: 41.5MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 587.05ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 73.6MB in the beginning and 286.6MB in the end (delta: -213.1MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 749.40ms. Allocated memory is still 427.8MB. Free memory was 286.6MB in the beginning and 293.4MB in the end (delta: -6.8MB). Peak memory consumption was 97.0MB. Max. memory is 16.1GB. * RCFGBuilder took 16242.23ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 906.0MB). Free memory was 293.4MB in the beginning and 937.2MB in the end (delta: -643.7MB). Peak memory consumption was 905.0MB. Max. memory is 16.1GB. * CodeCheck took 87418.92ms. Allocated memory was 1.3GB in the beginning and 4.4GB in the end (delta: 3.1GB). Free memory was 937.2MB in the beginning and 2.5GB in the end (delta: -1.5GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:40:40,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7774fb409350dc00c3d500df28dd72c255cd5cce7d940160e8eab25f2539ec00 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:40:43,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:40:43,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:40:43,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:40:43,561 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:40:43,562 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:40:43,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:40:43,562 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:40:43,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:40:43,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:40:43,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:40:43,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:40:43,565 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:40:43,566 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:40:43,566 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:40:43,566 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:40:43,566 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:40:43,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:40:43,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:40:43,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:40:43,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:40:43,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:40:43,566 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:40:43,567 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:40:43,567 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:40:43,567 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_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7774fb409350dc00c3d500df28dd72c255cd5cce7d940160e8eab25f2539ec00 [2024-11-13 22:40:43,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:40:43,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:40:43,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:40:43,952 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:40:43,953 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:40:43,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c Unable to find full path for "g++" [2024-11-13 22:40:46,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:40:46,557 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:40:46,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c [2024-11-13 22:40:46,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/data/ee38cc959/ea0ffc2bb0a9477eaf5ef693e44dadf0/FLAGca7c72a10 [2024-11-13 22:40:46,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/data/ee38cc959/ea0ffc2bb0a9477eaf5ef693e44dadf0 [2024-11-13 22:40:46,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:40:46,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:40:46,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:40:46,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:40:46,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:40:46,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:40:46" (1/1) ... [2024-11-13 22:40:46,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33638546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:46, skipping insertion in model container [2024-11-13 22:40:46,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:40:46" (1/1) ... [2024-11-13 22:40:46,799 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:40:46,984 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_030a33c6-fa24-48e2-83a4-62328a9e2ea8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c[1280,1293] [2024-11-13 22:40:47,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:40:47,499 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:40:47,509 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_030a33c6-fa24-48e2-83a4-62328a9e2ea8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w32_d64_e0.c[1280,1293] [2024-11-13 22:40:47,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:40:47,779 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:40:47,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47 WrapperNode [2024-11-13 22:40:47,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:40:47,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:40:47,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:40:47,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:40:47,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:47,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,004 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2548 [2024-11-13 22:40:48,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:40:48,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:40:48,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:40:48,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:40:48,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,029 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,134 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:40:48,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:40:48,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:40:48,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:40:48,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:40:47" (1/1) ... [2024-11-13 22:40:48,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:40:48,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:40:48,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:40:48,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:40:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:40:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:40:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:40:48,242 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:40:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:40:48,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:40:48,945 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:40:48,947 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:40:51,809 INFO L? ?]: Removed 705 outVars from TransFormulas that were not future-live. [2024-11-13 22:40:51,810 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:40:51,971 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:40:51,973 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:40:51,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:40:51 BoogieIcfgContainer [2024-11-13 22:40:51,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:40:51,975 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:40:51,975 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:40:51,985 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:40:51,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:40:51" (1/1) ... [2024-11-13 22:40:51,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:40:52,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:40:52,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 22:40:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 22:40:52,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:40:52,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:40:52,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:40:52,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:40:52,072 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:40:52,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:40:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:40:53,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:40:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:40:54,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:40:54,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:40:54,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:40:54,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:40:55,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:40:55,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 22:40:55,933 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 22:40:55,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:40:55,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:40:55,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:40:55,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:40:55,937 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:40:55,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:40:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:40:58,601 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:40:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:40:59,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 1646 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 22:40:59,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:00,624 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 22:41:00,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:41:04,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-13 22:41:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-13 22:41:04,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:41:04,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:04,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:41:04,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:41:04,251 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:41:04,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:41:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:08,467 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:41:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:09,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 2424 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-11-13 22:41:09,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-13 22:41:15,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:41:37,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:41:45,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.03s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:41:45,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:45,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 102 transitions. [2024-11-13 22:41:45,467 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2024-11-13 22:41:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:41:45,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:45,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:41:45,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:41:45,473 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:41:45,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:41:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:50,015 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:41:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:51,637 INFO L255 TraceCheckSpWp]: Trace formula consists of 2424 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-11-13 22:41:51,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:28,375 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 22:42:28,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-13 22:42:28,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030a33c6-fa24-48e2-83a4-62328a9e2ea8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 22:42:28,420 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:42:28,425 INFO L158 Benchmark]: Toolchain (without parser) took 101724.43ms. Allocated memory was 83.9MB in the beginning and 612.4MB in the end (delta: 528.5MB). Free memory was 56.4MB in the beginning and 278.3MB in the end (delta: -221.9MB). Peak memory consumption was 307.0MB. Max. memory is 16.1GB. [2024-11-13 22:42:28,426 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:42:28,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1078.29ms. Allocated memory is still 83.9MB. Free memory was 56.1MB in the beginning and 38.8MB in the end (delta: 17.4MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 22:42:28,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 223.20ms. Allocated memory is still 83.9MB. Free memory was 38.8MB in the beginning and 38.3MB in the end (delta: 481.2kB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:42:28,427 INFO L158 Benchmark]: Boogie Preprocessor took 158.86ms. Allocated memory is still 83.9MB. Free memory was 38.3MB in the beginning and 28.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:42:28,428 INFO L158 Benchmark]: RCFGBuilder took 3809.50ms. Allocated memory was 83.9MB in the beginning and 260.0MB in the end (delta: 176.2MB). Free memory was 28.0MB in the beginning and 157.0MB in the end (delta: -129.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2024-11-13 22:42:28,429 INFO L158 Benchmark]: CodeCheck took 96449.78ms. Allocated memory was 260.0MB in the beginning and 612.4MB in the end (delta: 352.3MB). Free memory was 157.0MB in the beginning and 278.3MB in the end (delta: -121.4MB). Peak memory consumption was 226.2MB. Max. memory is 16.1GB. [2024-11-13 22:42:28,431 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1078.29ms. Allocated memory is still 83.9MB. Free memory was 56.1MB in the beginning and 38.8MB in the end (delta: 17.4MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 223.20ms. Allocated memory is still 83.9MB. Free memory was 38.8MB in the beginning and 38.3MB in the end (delta: 481.2kB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 158.86ms. Allocated memory is still 83.9MB. Free memory was 38.3MB in the beginning and 28.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3809.50ms. Allocated memory was 83.9MB in the beginning and 260.0MB in the end (delta: 176.2MB). Free memory was 28.0MB in the beginning and 157.0MB in the end (delta: -129.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. * CodeCheck took 96449.78ms. Allocated memory was 260.0MB in the beginning and 612.4MB in the end (delta: 352.3MB). Free memory was 157.0MB in the beginning and 278.3MB in the end (delta: -121.4MB). Peak memory consumption was 226.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants