./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.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_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/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_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/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_c48ad981-4c20-4e70-a7b5-302285592ccd/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 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:29:38,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:29:38,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:29:38,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:29:38,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:29:39,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:29:39,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:29:39,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:29:39,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:29:39,009 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:29:39,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:29:39,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:29:39,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:29:39,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:29:39,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:29:39,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:29:39,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:29:39,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:29:39,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:29:39,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:29:39,011 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:29:39,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:29:39,011 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_c48ad981-4c20-4e70-a7b5-302285592ccd/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 -> 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 [2024-12-05 22:29:39,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:29:39,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:29:39,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:29:39,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:29:39,234 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:29:39,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2024-12-05 22:29:41,883 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data/81ba3f74b/e252cf4cc65243068d34795ea92ddf49/FLAGfc8fe3187 [2024-12-05 22:29:42,217 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:29:42,218 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2024-12-05 22:29:42,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data/81ba3f74b/e252cf4cc65243068d34795ea92ddf49/FLAGfc8fe3187 [2024-12-05 22:29:42,246 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data/81ba3f74b/e252cf4cc65243068d34795ea92ddf49 [2024-12-05 22:29:42,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:29:42,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:29:42,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:29:42,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:29:42,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:29:42,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:42,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3243fc44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42, skipping insertion in model container [2024-12-05 22:29:42,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:42,299 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:29:42,438 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_c48ad981-4c20-4e70-a7b5-302285592ccd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-12-05 22:29:42,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:29:42,756 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:29:42,778 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_c48ad981-4c20-4e70-a7b5-302285592ccd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-12-05 22:29:42,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:29:42,923 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:29:42,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42 WrapperNode [2024-12-05 22:29:42,923 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:29:42,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:29:42,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:29:42,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:29:42,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:42,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,575 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6444 [2024-12-05 22:29:43,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:29:43,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:29:43,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:29:43,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:29:43,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,853 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,913 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:43,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:44,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:29:44,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:29:44,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:29:44,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:29:44,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:29:42" (1/1) ... [2024-12-05 22:29:44,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:29:44,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:29:44,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:29:44,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:29:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:29:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:29:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:29:44,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:29:44,529 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:29:44,531 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:29:50,794 INFO L? ?]: Removed 3767 outVars from TransFormulas that were not future-live. [2024-12-05 22:29:50,794 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:29:58,020 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:29:58,020 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:29:58,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:58 BoogieIcfgContainer [2024-12-05 22:29:58,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:29:58,021 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:29:58,021 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:29:58,028 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:29:58,028 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:58" (1/1) ... [2024-12-05 22:29:58,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:29:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:58,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:29:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:29:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:29:58,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:58,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:00,540 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 22:30:10,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:30:20,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:30:21,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:21,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:30:21,046 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:30:21,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:30:21,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:21,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:31:06,197 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:31:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:32:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:32:03,242 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 22:32:03,248 INFO L158 Benchmark]: Toolchain (without parser) took 140998.19ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 115.2MB in the beginning and 753.7MB in the end (delta: -638.5MB). Peak memory consumption was 537.5MB. Max. memory is 16.1GB. [2024-12-05 22:32:03,249 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:32:03,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.65ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 64.8MB in the end (delta: 50.2MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. [2024-12-05 22:32:03,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 651.13ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 64.8MB in the beginning and 242.5MB in the end (delta: -177.7MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2024-12-05 22:32:03,251 INFO L158 Benchmark]: Boogie Preprocessor took 457.57ms. Allocated memory is still 427.8MB. Free memory was 242.5MB in the beginning and 239.2MB in the end (delta: 3.3MB). Peak memory consumption was 107.8MB. Max. memory is 16.1GB. [2024-12-05 22:32:03,252 INFO L158 Benchmark]: RCFGBuilder took 13986.46ms. Allocated memory was 427.8MB in the beginning and 2.5GB in the end (delta: 2.1GB). Free memory was 239.2MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 973.4MB. Max. memory is 16.1GB. [2024-12-05 22:32:03,252 INFO L158 Benchmark]: CodeCheck took 125225.62ms. Allocated memory was 2.5GB in the beginning and 1.3GB in the end (delta: -1.2GB). Free memory was 2.0GB in the beginning and 753.7MB in the end (delta: 1.3GB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2024-12-05 22:32:03,256 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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.65ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 64.8MB in the end (delta: 50.2MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 651.13ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 64.8MB in the beginning and 242.5MB in the end (delta: -177.7MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 457.57ms. Allocated memory is still 427.8MB. Free memory was 242.5MB in the beginning and 239.2MB in the end (delta: 3.3MB). Peak memory consumption was 107.8MB. Max. memory is 16.1GB. * RCFGBuilder took 13986.46ms. Allocated memory was 427.8MB in the beginning and 2.5GB in the end (delta: 2.1GB). Free memory was 239.2MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 973.4MB. Max. memory is 16.1GB. * CodeCheck took 125225.62ms. Allocated memory was 2.5GB in the beginning and 1.3GB in the end (delta: -1.2GB). Free memory was 2.0GB in the beginning and 753.7MB in the end (delta: 1.3GB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:32:03,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/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_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/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_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/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_c48ad981-4c20-4e70-a7b5-302285592ccd/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 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:32:05,247 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:32:05,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:32:05,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:32:05,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:32:05,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:32:05,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:32:05,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:32:05,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:32:05,348 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:32:05,349 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:32:05,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:32:05,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:32:05,349 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:05,350 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:32:05,350 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_c48ad981-4c20-4e70-a7b5-302285592ccd/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 -> 67d4425ec237994c0cb2c8d8b4854745977db5763f0580ad9ff94e3485e67ba2 [2024-12-05 22:32:05,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:32:05,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:32:05,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:32:05,597 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:32:05,598 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:32:05,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2024-12-05 22:32:08,310 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data/4b7afb84f/5206762086ba4106953c8b5a407a2b5f/FLAG65502fc1c [2024-12-05 22:32:08,583 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:32:08,584 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c [2024-12-05 22:32:08,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data/4b7afb84f/5206762086ba4106953c8b5a407a2b5f/FLAG65502fc1c [2024-12-05 22:32:08,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/data/4b7afb84f/5206762086ba4106953c8b5a407a2b5f [2024-12-05 22:32:08,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:32:08,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:32:08,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:32:08,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:32:08,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:32:08,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:32:08" (1/1) ... [2024-12-05 22:32:08,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60348b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:08, skipping insertion in model container [2024-12-05 22:32:08,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:32:08" (1/1) ... [2024-12-05 22:32:08,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:32:08,803 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-12-05 22:32:09,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:32:09,096 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:32:09,104 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_c48ad981-4c20-4e70-a7b5-302285592ccd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.2.prop1-func-interl.c[1172,1185] [2024-12-05 22:32:09,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:32:09,235 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:32:09,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09 WrapperNode [2024-12-05 22:32:09,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:32:09,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:32:09,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:32:09,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:32:09,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,358 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2444 [2024-12-05 22:32:09,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:32:09,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:32:09,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:32:09,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:32:09,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,418 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,426 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,442 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:32:09,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:32:09,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:32:09,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:32:09,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:09" (1/1) ... [2024-12-05 22:32:09,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:32:09,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:32:09,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:32:09,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:32:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:32:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:32:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:32:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:32:09,901 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:32:09,903 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:32:13,034 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2024-12-05 22:32:13,034 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:32:13,122 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:32:13,122 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:32:13,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:13 BoogieIcfgContainer [2024-12-05 22:32:13,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:32:13,123 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:32:13,123 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:32:13,133 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:32:13,133 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:13" (1/1) ... [2024-12-05 22:32:13,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:32:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:13,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:32:13,187 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:32:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:32:13,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:13,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:13,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:13,191 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:13,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:32:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:13,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:14,019 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 22:32:14,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:14,157 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 22:32:14,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:32:14,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:32:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:32:14,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:32:14,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:14,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:14,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:14,424 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:14,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:32:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:15,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:15,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-05 22:32:15,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:16,416 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 22:32:16,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:32:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-05 22:32:17,382 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-05 22:32:17,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:32:17,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:17,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:17,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:17,385 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:17,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c48ad981-4c20-4e70-a7b5-302285592ccd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:32:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:18,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:19,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 22:32:19,427 INFO L279 TraceCheckSpWp]: Computing forward predicates...