./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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 0b7ceb8ad2c3a0605c415985094f61283f066e2767570999bb634c0ce3a23aaf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:21,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:21,335 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:17:21,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:21,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:21,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:21,377 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:21,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:21,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:21,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:21,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:21,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:21,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:21,379 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:21,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:21,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:21,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:21,380 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:21,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:21,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:21,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:21,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:21,381 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:21,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:21,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:21,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:21,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:21,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:21,382 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:21,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:21,383 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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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 -> 0b7ceb8ad2c3a0605c415985094f61283f066e2767570999bb634c0ce3a23aaf [2024-11-13 20:17:21,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:21,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:21,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:21,756 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:21,756 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:21,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:17:24,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:24,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:24,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c [2024-11-13 20:17:24,731 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/data/40abbba4e/2fa52f6a92ab420684ff1538c6031654/FLAG4ee69fb29 [2024-11-13 20:17:24,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/data/40abbba4e/2fa52f6a92ab420684ff1538c6031654 [2024-11-13 20:17:24,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:24,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:24,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:24,761 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:24,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:24,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38557676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24, skipping insertion in model container [2024-11-13 20:17:24,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,867 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:25,107 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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c[1177,1190] [2024-11-13 20:17:25,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:25,844 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:25,854 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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c[1177,1190] [2024-11-13 20:17:26,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:26,212 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:26,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26 WrapperNode [2024-11-13 20:17:26,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:26,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:26,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:26,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:26,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:27,713 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9505 [2024-11-13 20:17:27,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:27,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:27,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:27,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:27,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:27,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:28,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:28,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:28,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:28,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:28,825 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:28,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:29,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:29,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:29,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:29,086 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:29,087 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:29,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:29,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:29,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:29,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:29,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:29,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:29,927 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:29,929 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:48,363 INFO L? ?]: Removed 5369 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:48,363 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:08,613 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:08,613 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:18:08,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:08 BoogieIcfgContainer [2024-11-13 20:18:08,614 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:08,615 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:08,616 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:08,625 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:08,625 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:08" (1/1) ... [2024-11-13 20:18:08,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:08,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:08,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:18:08,713 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:18:08,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:08,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:08,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:22,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:18:32,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:18:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 20:18:33,379 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 20:18:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:18:33,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:33,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:20:54,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:24:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:24:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:24:38,179 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:24:38,183 INFO L158 Benchmark]: Toolchain (without parser) took 433425.60ms. Allocated memory was 117.4MB in the beginning and 7.0GB in the end (delta: 6.9GB). Free memory was 89.1MB in the beginning and 4.5GB in the end (delta: -4.4GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2024-11-13 20:24:38,184 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:38,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1454.25ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 89.1MB in the beginning and 44.1MB in the end (delta: 45.0MB). Peak memory consumption was 90.1MB. Max. memory is 16.1GB. [2024-11-13 20:24:38,189 INFO L158 Benchmark]: Boogie Procedure Inliner took 1498.93ms. Allocated memory was 125.8MB in the beginning and 251.7MB in the end (delta: 125.8MB). Free memory was 44.1MB in the beginning and 54.3MB in the end (delta: -10.2MB). Peak memory consumption was 191.2MB. Max. memory is 16.1GB. [2024-11-13 20:24:38,189 INFO L158 Benchmark]: Boogie Preprocessor took 1368.21ms. Allocated memory was 251.7MB in the beginning and 671.1MB in the end (delta: 419.4MB). Free memory was 54.3MB in the beginning and 395.7MB in the end (delta: -341.4MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2024-11-13 20:24:38,189 INFO L158 Benchmark]: RCFGBuilder took 39530.16ms. Allocated memory was 671.1MB in the beginning and 5.2GB in the end (delta: 4.5GB). Free memory was 395.7MB in the beginning and 4.7GB in the end (delta: -4.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-13 20:24:38,190 INFO L158 Benchmark]: CodeCheck took 389566.98ms. Allocated memory was 5.2GB in the beginning and 7.0GB in the end (delta: 1.9GB). Free memory was 4.7GB in the beginning and 4.5GB in the end (delta: 130.1MB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-11-13 20:24:38,198 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 0.34ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1454.25ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 89.1MB in the beginning and 44.1MB in the end (delta: 45.0MB). Peak memory consumption was 90.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1498.93ms. Allocated memory was 125.8MB in the beginning and 251.7MB in the end (delta: 125.8MB). Free memory was 44.1MB in the beginning and 54.3MB in the end (delta: -10.2MB). Peak memory consumption was 191.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1368.21ms. Allocated memory was 251.7MB in the beginning and 671.1MB in the end (delta: 419.4MB). Free memory was 54.3MB in the beginning and 395.7MB in the end (delta: -341.4MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. * RCFGBuilder took 39530.16ms. Allocated memory was 671.1MB in the beginning and 5.2GB in the end (delta: 4.5GB). Free memory was 395.7MB in the beginning and 4.7GB in the end (delta: -4.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 389566.98ms. Allocated memory was 5.2GB in the beginning and 7.0GB in the end (delta: 1.9GB). Free memory was 4.7GB in the beginning and 4.5GB in the end (delta: 130.1MB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:24:38,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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 0b7ceb8ad2c3a0605c415985094f61283f066e2767570999bb634c0ce3a23aaf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:24:41,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:24:41,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 20:24:41,304 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:24:41,305 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:24:41,305 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:24:41,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:24:41,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:24:41,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:24:41,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:24:41,306 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:24:41,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:24:41,311 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:24:41,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:24:41,312 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:24:41,312 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:24:41,313 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:24:41,317 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:24:41,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:24:41,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:24:41,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:24:41,317 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:24:41,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:24:41,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:41,318 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:24:41,318 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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/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 -> 0b7ceb8ad2c3a0605c415985094f61283f066e2767570999bb634c0ce3a23aaf [2024-11-13 20:24:41,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:24:41,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:24:41,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:24:41,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:24:41,699 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:24:41,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:24:43,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:24:44,017 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:24:44,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c [2024-11-13 20:24:44,059 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/data/e08ec999c/e14d330d7b0b43a0acf5334ca93f0933/FLAGfca14b2a5 [2024-11-13 20:24:44,086 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/data/e08ec999c/e14d330d7b0b43a0acf5334ca93f0933 [2024-11-13 20:24:44,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:24:44,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:24:44,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:24:44,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:24:44,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:24:44,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:24:44" (1/1) ... [2024-11-13 20:24:44,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322ad3a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:44, skipping insertion in model container [2024-11-13 20:24:44,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:24:44" (1/1) ... [2024-11-13 20:24:44,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:24:44,435 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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c[1177,1190] [2024-11-13 20:24:44,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:24:44,913 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:24:44,926 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_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.3.prop1-func-interl.c[1177,1190] [2024-11-13 20:24:45,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:24:45,157 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:24:45,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45 WrapperNode [2024-11-13 20:24:45,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:24:45,159 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:24:45,159 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:24:45,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:24:45,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,409 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2921 [2024-11-13 20:24:45,409 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:24:45,410 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:24:45,410 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:24:45,410 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:24:45,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,611 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:24:45,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:24:45,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:24:45,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:24:45,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:45" (1/1) ... [2024-11-13 20:24:45,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:24:45,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:24:45,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:24:45,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:24:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:24:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:24:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:24:45,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:24:46,393 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:24:46,395 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:24:50,401 INFO L? ?]: Removed 106 outVars from TransFormulas that were not future-live. [2024-11-13 20:24:50,401 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:24:50,527 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:24:50,528 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:24:50,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:24:50 BoogieIcfgContainer [2024-11-13 20:24:50,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:24:50,529 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:24:50,529 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:24:50,540 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:24:50,540 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:24:50" (1/1) ... [2024-11-13 20:24:50,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:24:50,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:50,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:24:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:24:50,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:24:50,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:50,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:50,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:50,604 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:50,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:24:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:51,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:51,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:24:51,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:51,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:24:51,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:24:52,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:52,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 20:24:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 20:24:52,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:24:52,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:52,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:52,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:52,285 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:52,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ea5ecf2-cb47-4fae-baaf-785e41627b3d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:24:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:53,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:54,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:24:54,339 INFO L278 TraceCheckSpWp]: Computing forward predicates...