./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:52:54,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:52:54,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:52:54,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:52:54,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:52:54,361 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:52:54,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:52:54,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:52:54,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:52:54,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:52:54,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:52:54,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:52:54,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:52:54,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:52:54,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:52:54,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:52:54,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:52:54,367 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:52:54,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:52:54,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:52:54,367 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:52:54,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:52:54,367 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:52:54,367 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:52:54,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:52:54,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:52:54,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:52:54,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:52:54,368 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:52:54,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:52:54,368 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_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 [2024-11-13 16:52:54,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:52:54,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:52:54,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:52:54,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:52:54,684 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:52:54,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 16:52:56,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:52:56,962 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:52:56,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-11-13 16:52:56,980 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/data/5e195af46/8b3db686975643e6b35dc568c2300766/FLAG0b5b6fccf [2024-11-13 16:52:57,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/data/5e195af46/8b3db686975643e6b35dc568c2300766 [2024-11-13 16:52:57,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:52:57,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:52:57,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:52:57,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:52:57,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:52:57,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:52:57" (1/1) ... [2024-11-13 16:52:57,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ec6b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:57, skipping insertion in model container [2024-11-13 16:52:57,120 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:52:57" (1/1) ... [2024-11-13 16:52:57,180 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:52:57,376 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_1ffeb6ad-fac7-42d2-ae84-2b164161c043/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-13 16:52:57,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:52:57,775 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:52:57,784 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_1ffeb6ad-fac7-42d2-ae84-2b164161c043/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-13 16:52:58,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:52:58,080 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:52:58,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58 WrapperNode [2024-11-13 16:52:58,081 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:52:58,082 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:52:58,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:52:58,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:52:58,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:58,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:58,827 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4038 [2024-11-13 16:52:58,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:52:58,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:52:58,832 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:52:58,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:52:58,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:58,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:58,959 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:58,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:59,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:59,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:59,223 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:59,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:59,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:52:59,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:52:59,358 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:52:59,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:52:59,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:58" (1/1) ... [2024-11-13 16:52:59,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:52:59,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:52:59,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:52:59,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:52:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:52:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:52:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:52:59,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:53:00,141 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:53:00,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:53:05,732 INFO L? ?]: Removed 2527 outVars from TransFormulas that were not future-live. [2024-11-13 16:53:05,732 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:53:14,454 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:53:14,454 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:53:14,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:53:14 BoogieIcfgContainer [2024-11-13 16:53:14,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:53:14,456 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:53:14,456 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:53:14,466 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:53:14,466 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:53:14" (1/1) ... [2024-11-13 16:53:14,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:53:14,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:14,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:53:14,534 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:53:14,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:53:14,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:14,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:53:25,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:53:36,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:53:36,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:36,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 16:53:36,291 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 16:53:36,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:53:36,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:36,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:54:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:54:29,657 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:54:29,667 INFO L158 Benchmark]: Toolchain (without parser) took 92552.29ms. Allocated memory was 117.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 91.5MB in the beginning and 723.8MB in the end (delta: -632.3MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-13 16:54:29,669 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:54:29,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 967.64ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 67.6MB in the end (delta: 23.6MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-11-13 16:54:29,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 746.48ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 67.6MB in the beginning and 196.1MB in the end (delta: -128.5MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2024-11-13 16:54:29,671 INFO L158 Benchmark]: Boogie Preprocessor took 527.12ms. Allocated memory is still 302.0MB. Free memory was 196.1MB in the beginning and 162.5MB in the end (delta: 33.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:54:29,672 INFO L158 Benchmark]: RCFGBuilder took 15097.03ms. Allocated memory was 302.0MB in the beginning and 914.4MB in the end (delta: 612.4MB). Free memory was 162.3MB in the beginning and 646.4MB in the end (delta: -484.1MB). Peak memory consumption was 626.7MB. Max. memory is 16.1GB. [2024-11-13 16:54:29,673 INFO L158 Benchmark]: CodeCheck took 75208.34ms. Allocated memory was 914.4MB in the beginning and 1.8GB in the end (delta: 922.7MB). Free memory was 646.4MB in the beginning and 723.8MB in the end (delta: -77.4MB). Peak memory consumption was 852.0MB. Max. memory is 16.1GB. [2024-11-13 16:54:29,676 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 967.64ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 67.6MB in the end (delta: 23.6MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 746.48ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 67.6MB in the beginning and 196.1MB in the end (delta: -128.5MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 527.12ms. Allocated memory is still 302.0MB. Free memory was 196.1MB in the beginning and 162.5MB in the end (delta: 33.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 15097.03ms. Allocated memory was 302.0MB in the beginning and 914.4MB in the end (delta: 612.4MB). Free memory was 162.3MB in the beginning and 646.4MB in the end (delta: -484.1MB). Peak memory consumption was 626.7MB. Max. memory is 16.1GB. * CodeCheck took 75208.34ms. Allocated memory was 914.4MB in the beginning and 1.8GB in the end (delta: 922.7MB). Free memory was 646.4MB in the beginning and 723.8MB in the end (delta: -77.4MB). Peak memory consumption was 852.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:54:29,893 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 16:54:29,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:54:33,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:54:33,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 16:54:33,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:54:33,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:54:33,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:54:33,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:54:33,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:54:33,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:54:33,194 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:54:33,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:54:33,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:54:33,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:54:33,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:54:33,194 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:54:33,194 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:54:33,195 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:54:33,195 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:54:33,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:54:33,195 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:54:33,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:54:33,195 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:54:33,195 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:54:33,195 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:33,195 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:54:33,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:54:33,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:54:33,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:54:33,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:54:33,196 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:54:33,196 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:54:33,196 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:33,196 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:54:33,199 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_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 [2024-11-13 16:54:33,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:54:33,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:54:33,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:54:33,595 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:54:33,599 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:54:33,601 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 16:54:35,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:54:36,276 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:54:36,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-11-13 16:54:36,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/data/34c123d92/156b6153bcbe448c96af13900f78a3a3/FLAG748fe9dc6 [2024-11-13 16:54:36,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/data/34c123d92/156b6153bcbe448c96af13900f78a3a3 [2024-11-13 16:54:36,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:54:36,352 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:54:36,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:54:36,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:54:36,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:54:36,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:54:36" (1/1) ... [2024-11-13 16:54:36,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f7278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:36, skipping insertion in model container [2024-11-13 16:54:36,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:54:36" (1/1) ... [2024-11-13 16:54:36,463 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:54:36,760 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_1ffeb6ad-fac7-42d2-ae84-2b164161c043/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-13 16:54:37,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:54:37,189 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:54:37,203 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_1ffeb6ad-fac7-42d2-ae84-2b164161c043/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-13 16:54:37,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:54:37,486 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:54:37,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37 WrapperNode [2024-11-13 16:54:37,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:54:37,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:54:37,489 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:54:37,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:54:37,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,730 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1666 [2024-11-13 16:54:37,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:54:37,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:54:37,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:54:37,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:54:37,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,843 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,868 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:54:37,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:54:37,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:54:37,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:54:37,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:37" (1/1) ... [2024-11-13 16:54:37,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:54:37,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:54:37,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:54:37,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:54:37,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:54:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:54:37,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:54:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:54:38,611 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:54:38,613 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:54:42,873 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-13 16:54:42,873 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:54:42,961 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:54:42,962 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:54:42,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:54:42 BoogieIcfgContainer [2024-11-13 16:54:42,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:54:42,963 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:54:42,964 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:54:42,980 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:54:42,981 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:54:42" (1/1) ... [2024-11-13 16:54:42,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:54:43,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:43,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:54:43,046 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:54:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:54:43,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:43,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:43,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:43,052 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:43,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:54:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:43,752 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:43,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 16:54:43,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:44,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:54:44,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:54:44,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 16:54:44,315 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 16:54:44,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:54:44,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:44,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:54:44,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:54:44,317 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:54:44,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ffeb6ad-fac7-42d2-ae84-2b164161c043/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:54:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:45,533 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:54:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:45,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 16:54:45,957 INFO L278 TraceCheckSpWp]: Computing forward predicates...