./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b10c99b9badb527199f52837b0c655a322cd85de0811e3b9d1507c9d84635f53 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:08:04,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:08:04,203 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 23:08:04,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:08:04,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:08:04,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:08:04,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:08:04,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:08:04,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:08:04,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:08:04,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:08:04,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:08:04,227 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:08:04,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:08:04,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:08:04,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:08:04,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:08:04,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:08:04,228 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:08:04,228 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:08:04,228 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:08:04,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:08:04,228 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:08:04,228 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:08:04,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:08:04,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:08:04,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:08:04,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:08:04,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:08:04,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:08:04,229 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_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b10c99b9badb527199f52837b0c655a322cd85de0811e3b9d1507c9d84635f53 [2024-12-05 23:08:04,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:08:04,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:08:04,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:08:04,431 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:08:04,431 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:08:04,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c [2024-12-05 23:08:07,060 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data/9cd51f766/1f3fbb3d64674380bf555f5f517d1b60/FLAG5968123c1 [2024-12-05 23:08:07,368 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:08:07,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c [2024-12-05 23:08:07,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data/9cd51f766/1f3fbb3d64674380bf555f5f517d1b60/FLAG5968123c1 [2024-12-05 23:08:07,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data/9cd51f766/1f3fbb3d64674380bf555f5f517d1b60 [2024-12-05 23:08:07,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:08:07,645 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:08:07,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:08:07,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:08:07,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:08:07,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:08:07" (1/1) ... [2024-12-05 23:08:07,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34831268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:07, skipping insertion in model container [2024-12-05 23:08:07,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:08:07" (1/1) ... [2024-12-05 23:08:07,711 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:08:07,889 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_272a57d3-1220-4c17-af7d-7cbe51c09e40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c[1172,1185] [2024-12-05 23:08:08,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:08:08,276 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:08:08,285 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_272a57d3-1220-4c17-af7d-7cbe51c09e40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c[1172,1185] [2024-12-05 23:08:08,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:08:08,529 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:08:08,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08 WrapperNode [2024-12-05 23:08:08,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:08:08,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:08:08,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:08:08,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:08:08,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:08,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,225 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7617 [2024-12-05 23:08:09,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:08:09,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:08:09,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:08:09,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:08:09,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,721 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:09,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:08:09,993 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:08:09,993 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:08:09,994 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:08:09,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:08" (1/1) ... [2024-12-05 23:08:10,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:08:10,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:08:10,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:08:10,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:08:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:08:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:08:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:08:10,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:08:10,517 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:08:10,519 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:08:18,096 INFO L? ?]: Removed 4469 outVars from TransFormulas that were not future-live. [2024-12-05 23:08:18,096 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:08:26,674 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:08:26,674 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:08:26,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:08:26 BoogieIcfgContainer [2024-12-05 23:08:26,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:08:26,676 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:08:26,676 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:08:26,684 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:08:26,684 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:08:26" (1/1) ... [2024-12-05 23:08:26,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:08:26,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:08:26,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:08:26,735 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:08:26,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:08:26,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:08:26,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:08:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:08:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:08:40,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:08:50,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:08:50,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:08:50,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 23:08:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 23:08:50,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:08:50,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:08:50,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:09:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:09:54,768 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:11:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:11:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:11:13,117 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:11:13,123 INFO L158 Benchmark]: Toolchain (without parser) took 185477.14ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 88.1MB in the beginning and 425.6MB in the end (delta: -337.6MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-05 23:11:13,123 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 71.6MB in the end (delta: 84.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:11:13,125 INFO L158 Benchmark]: CACSL2BoogieTranslator took 883.60ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 88.1MB in the beginning and 120.7MB in the end (delta: -32.7MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. [2024-12-05 23:11:13,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 695.58ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 120.7MB in the beginning and 459.7MB in the end (delta: -338.9MB). Peak memory consumption was 169.0MB. Max. memory is 16.1GB. [2024-12-05 23:11:13,127 INFO L158 Benchmark]: Boogie Preprocessor took 766.29ms. Allocated memory was 629.1MB in the beginning and 587.2MB in the end (delta: -41.9MB). Free memory was 459.7MB in the beginning and 379.1MB in the end (delta: 80.5MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2024-12-05 23:11:13,127 INFO L158 Benchmark]: RCFGBuilder took 16681.36ms. Allocated memory was 587.2MB in the beginning and 2.3GB in the end (delta: 1.7GB). Free memory was 379.1MB in the beginning and 1.0GB in the end (delta: -668.5MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-12-05 23:11:13,129 INFO L158 Benchmark]: CodeCheck took 166445.80ms. Allocated memory was 2.3GB in the beginning and 1.5GB in the end (delta: -713.0MB). Free memory was 1.0GB in the beginning and 425.6MB in the end (delta: 617.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:11:13,134 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 0.28ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 71.6MB in the end (delta: 84.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 883.60ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 88.1MB in the beginning and 120.7MB in the end (delta: -32.7MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 695.58ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 120.7MB in the beginning and 459.7MB in the end (delta: -338.9MB). Peak memory consumption was 169.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 766.29ms. Allocated memory was 629.1MB in the beginning and 587.2MB in the end (delta: -41.9MB). Free memory was 459.7MB in the beginning and 379.1MB in the end (delta: 80.5MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * RCFGBuilder took 16681.36ms. Allocated memory was 587.2MB in the beginning and 2.3GB in the end (delta: 1.7GB). Free memory was 379.1MB in the beginning and 1.0GB in the end (delta: -668.5MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 166445.80ms. Allocated memory was 2.3GB in the beginning and 1.5GB in the end (delta: -713.0MB). Free memory was 1.0GB in the beginning and 425.6MB in the end (delta: 617.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:11:13,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b10c99b9badb527199f52837b0c655a322cd85de0811e3b9d1507c9d84635f53 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:11:15,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:11:15,251 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 23:11:15,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:11:15,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:11:15,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:11:15,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:11:15,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:11:15,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:11:15,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:11:15,285 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:11:15,285 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:11:15,285 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:11:15,285 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:11:15,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:11:15,285 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:11:15,285 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:11:15,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:11:15,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:11:15,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:11:15,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:11:15,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:11:15,286 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:11:15,286 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:11:15,286 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:11:15,286 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_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b10c99b9badb527199f52837b0c655a322cd85de0811e3b9d1507c9d84635f53 [2024-12-05 23:11:15,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:11:15,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:11:15,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:11:15,537 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:11:15,537 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:11:15,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c [2024-12-05 23:11:18,225 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data/f7c1d4364/99920def707944afa19823c58ef26dad/FLAGcd4d36dcb [2024-12-05 23:11:18,525 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:11:18,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c [2024-12-05 23:11:18,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data/f7c1d4364/99920def707944afa19823c58ef26dad/FLAGcd4d36dcb [2024-12-05 23:11:18,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/data/f7c1d4364/99920def707944afa19823c58ef26dad [2024-12-05 23:11:18,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:11:18,561 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:11:18,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:11:18,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:11:18,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:11:18,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:11:18" (1/1) ... [2024-12-05 23:11:18,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703c0fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:18, skipping insertion in model container [2024-12-05 23:11:18,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:11:18" (1/1) ... [2024-12-05 23:11:18,617 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:11:18,778 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_272a57d3-1220-4c17-af7d-7cbe51c09e40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c[1172,1185] [2024-12-05 23:11:19,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:11:19,092 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:11:19,099 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_272a57d3-1220-4c17-af7d-7cbe51c09e40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.3.prop1-func-interl.c[1172,1185] [2024-12-05 23:11:19,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:11:19,233 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:11:19,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19 WrapperNode [2024-12-05 23:11:19,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:11:19,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:11:19,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:11:19,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:11:19,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,376 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2909 [2024-12-05 23:11:19,377 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:11:19,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:11:19,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:11:19,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:11:19,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,451 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,496 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:11:19,497 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:11:19,497 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:11:19,497 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:11:19,498 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:11:19" (1/1) ... [2024-12-05 23:11:19,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:11:19,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:11:19,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:11:19,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:11:19,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:11:19,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:11:19,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:11:19,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:11:20,017 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:11:20,018 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:11:24,308 INFO L? ?]: Removed 85 outVars from TransFormulas that were not future-live. [2024-12-05 23:11:24,308 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:11:24,375 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:11:24,375 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:11:24,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:11:24 BoogieIcfgContainer [2024-12-05 23:11:24,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:11:24,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:11:24,376 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:11:24,383 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:11:24,383 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:11:24" (1/1) ... [2024-12-05 23:11:24,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:11:24,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:11:24,423 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:11:24,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:11:24,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:24,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:11:24,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:11:24,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:11:24,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:11:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:25,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:11:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:25,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 23:11:25,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:11:25,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:11:25,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:11:25,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:25,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 23:11:25,766 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 23:11:25,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:11:25,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:25,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:11:25,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:11:25,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:11:25,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:11:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:27,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:11:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:27,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-05 23:11:27,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:11:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:11:28,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-05 23:11:29,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:29,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-05 23:11:29,060 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-05 23:11:29,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:11:29,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:29,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:11:29,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:11:29,063 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:11:29,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_272a57d3-1220-4c17-af7d-7cbe51c09e40/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:11:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:30,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:11:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:31,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-05 23:11:31,660 INFO L279 TraceCheckSpWp]: Computing forward predicates...