./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/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 a4c3d70901fe656547b2ed44d8d2062b7fd2c703be9560a19808faba512b7797 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:25:33,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:25:33,693 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:25:33,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:25:33,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:25:33,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:25:33,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:25:33,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:25:33,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:25:33,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:25:33,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:25:33,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:25:33,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:25:33,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:25:33,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:25:33,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:25:33,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:25:33,719 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:25:33,719 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:25:33,719 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:25:33,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:25:33,719 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:25:33,719 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:25:33,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:25:33,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:25:33,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:25:33,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:25:33,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:25:33,720 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:25:33,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:25:33,720 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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/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 -> a4c3d70901fe656547b2ed44d8d2062b7fd2c703be9560a19808faba512b7797 [2024-12-05 22:25:33,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:25:33,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:25:33,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:25:33,934 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:25:33,935 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:25:33,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c [2024-12-05 22:25:36,552 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data/94b1af97a/3bc3e474cd2440a09322aa841c9fcdf6/FLAGb437a639d [2024-12-05 22:25:36,928 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:25:36,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c [2024-12-05 22:25:36,946 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data/94b1af97a/3bc3e474cd2440a09322aa841c9fcdf6/FLAGb437a639d [2024-12-05 22:25:37,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data/94b1af97a/3bc3e474cd2440a09322aa841c9fcdf6 [2024-12-05 22:25:37,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:25:37,147 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:25:37,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:25:37,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:25:37,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:25:37,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:25:37" (1/1) ... [2024-12-05 22:25:37,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f43831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:37, skipping insertion in model container [2024-12-05 22:25:37,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:25:37" (1/1) ... [2024-12-05 22:25:37,202 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:25:37,354 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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c[1176,1189] [2024-12-05 22:25:37,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:25:37,785 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:25:37,792 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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c[1176,1189] [2024-12-05 22:25:38,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:25:38,089 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:25:38,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38 WrapperNode [2024-12-05 22:25:38,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:25:38,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:25:38,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:25:38,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:25:38,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:38,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:39,162 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13482 [2024-12-05 22:25:39,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:25:39,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:25:39,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:25:39,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:25:39,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:39,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:39,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:39,582 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:39,862 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:39,925 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:39,971 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:40,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:40,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:40,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:25:40,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:25:40,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:25:40,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:25:40,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:38" (1/1) ... [2024-12-05 22:25:40,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:25:40,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:25:40,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:25:40,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:25:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:25:40,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:25:40,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:25:40,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:25:41,079 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:25:41,081 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:25:57,882 INFO L? ?]: Removed 7639 outVars from TransFormulas that were not future-live. [2024-12-05 22:25:57,882 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:26:19,668 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:26:19,668 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:26:19,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:26:19 BoogieIcfgContainer [2024-12-05 22:26:19,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:26:19,670 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:26:19,670 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:26:19,677 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:26:19,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:26:19" (1/1) ... [2024-12-05 22:26:19,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:26:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:26:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:26:19,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:26:19,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:19,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:26:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:21,470 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 22:26:31,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:26:42,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:26:42,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:42,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:26:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:26:42,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:26:42,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:42,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:32:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:32:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:32:25,394 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 22:32:25,400 INFO L158 Benchmark]: Toolchain (without parser) took 408252.62ms. Allocated memory was 142.6MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 111.1MB in the beginning and 923.0MB in the end (delta: -811.9MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-12-05 22:32:25,401 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:32:25,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 942.50ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 111.1MB in the beginning and 207.1MB in the end (delta: -96.0MB). Peak memory consumption was 123.4MB. Max. memory is 16.1GB. [2024-12-05 22:32:25,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 1071.86ms. Allocated memory was 302.0MB in the beginning and 788.5MB in the end (delta: 486.5MB). Free memory was 207.1MB in the beginning and 479.9MB in the end (delta: -272.7MB). Peak memory consumption was 251.2MB. Max. memory is 16.1GB. [2024-12-05 22:32:25,403 INFO L158 Benchmark]: Boogie Preprocessor took 1153.90ms. Allocated memory is still 788.5MB. Free memory was 479.9MB in the beginning and 384.7MB in the end (delta: 95.2MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. [2024-12-05 22:32:25,403 INFO L158 Benchmark]: RCFGBuilder took 39351.32ms. Allocated memory was 788.5MB in the beginning and 2.3GB in the end (delta: 1.5GB). Free memory was 384.7MB in the beginning and 811.8MB in the end (delta: -427.1MB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-12-05 22:32:25,404 INFO L158 Benchmark]: CodeCheck took 365728.96ms. Allocated memory was 2.3GB in the beginning and 2.6GB in the end (delta: 285.2MB). Free memory was 811.8MB in the beginning and 923.0MB in the end (delta: -111.2MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. [2024-12-05 22:32:25,408 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 942.50ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 111.1MB in the beginning and 207.1MB in the end (delta: -96.0MB). Peak memory consumption was 123.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1071.86ms. Allocated memory was 302.0MB in the beginning and 788.5MB in the end (delta: 486.5MB). Free memory was 207.1MB in the beginning and 479.9MB in the end (delta: -272.7MB). Peak memory consumption was 251.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1153.90ms. Allocated memory is still 788.5MB. Free memory was 479.9MB in the beginning and 384.7MB in the end (delta: 95.2MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. * RCFGBuilder took 39351.32ms. Allocated memory was 788.5MB in the beginning and 2.3GB in the end (delta: 1.5GB). Free memory was 384.7MB in the beginning and 811.8MB in the end (delta: -427.1MB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * CodeCheck took 365728.96ms. Allocated memory was 2.3GB in the beginning and 2.6GB in the end (delta: 285.2MB). Free memory was 811.8MB in the beginning and 923.0MB in the end (delta: -111.2MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:32:25,622 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 22:32:25,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/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 a4c3d70901fe656547b2ed44d8d2062b7fd2c703be9560a19808faba512b7797 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:32:27,542 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:32:27,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:32:27,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:32:27,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:32:27,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:32:27,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:32:27,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:32:27,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:32:27,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:32:27,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:32:27,648 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:32:27,648 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:32:27,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:32:27,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:32:27,649 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:27,650 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:32:27,650 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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/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 -> a4c3d70901fe656547b2ed44d8d2062b7fd2c703be9560a19808faba512b7797 [2024-12-05 22:32:27,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:32:27,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:32:27,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:32:27,902 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:32:27,903 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:32:27,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c [2024-12-05 22:32:30,594 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data/94a7a2fa5/a52aaa8f7a9c494cbe95116762da3a1e/FLAG13794b7c5 [2024-12-05 22:32:30,913 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:32:30,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c [2024-12-05 22:32:30,931 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data/94a7a2fa5/a52aaa8f7a9c494cbe95116762da3a1e/FLAG13794b7c5 [2024-12-05 22:32:30,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/data/94a7a2fa5/a52aaa8f7a9c494cbe95116762da3a1e [2024-12-05 22:32:30,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:32:30,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:32:30,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:32:30,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:32:30,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:32:30,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:32:30" (1/1) ... [2024-12-05 22:32:30,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8a921d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:30, skipping insertion in model container [2024-12-05 22:32:30,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:32:30" (1/1) ... [2024-12-05 22:32:31,021 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:32:31,206 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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c[1176,1189] [2024-12-05 22:32:31,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:32:31,566 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:32:31,574 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_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c[1176,1189] [2024-12-05 22:32:31,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:32:31,755 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:32:31,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31 WrapperNode [2024-12-05 22:32:31,755 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:32:31,756 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:32:31,756 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:32:31,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:32:31,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:31,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:31,947 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4174 [2024-12-05 22:32:31,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:32:31,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:32:31,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:32:31,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:32:31,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:31,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:31,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:31,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:32,043 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:32,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:32,054 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:32,066 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:32,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:32,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:32:32,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:32:32,095 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:32:32,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:32:32,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:31" (1/1) ... [2024-12-05 22:32:32,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:32:32,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:32:32,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:32:32,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:32:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:32:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:32:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:32:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:32:32,743 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:32:32,745 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:32:37,146 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-12-05 22:32:37,146 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:32:37,265 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:32:37,266 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:32:37,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:37 BoogieIcfgContainer [2024-12-05 22:32:37,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:32:37,267 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:32:37,267 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:32:37,273 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:32:37,273 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:37" (1/1) ... [2024-12-05 22:32:37,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:32:37,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:37,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:32:37,315 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:32:37,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:32:37,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:37,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:37,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:37,320 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:37,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:32:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:38,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:38,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:32:38,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:38,720 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 22:32:38,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:32:39,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:32:45,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.32s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:32:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:32:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:32:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:32:45,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:45,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:45,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:45,296 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:45,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb69212c-d7d3-4a2a-9af0-dc1acf76d111/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:32:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:47,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:47,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 22:32:47,830 INFO L279 TraceCheckSpWp]: Computing forward predicates...