./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk --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 149e8aeaf7687bf8d6329d25e6f069c02d9785f07d8b8d9763c1cf067593c4ca --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:42:26,420 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:42:26,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:42:26,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:42:26,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:42:26,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:42:26,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:42:26,623 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:42:26,624 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:42:26,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:42:26,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:42:26,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:42:26,628 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:42:26,629 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:42:26,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:42:26,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:42:26,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:42:26,630 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:42:26,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:42:26,631 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:42:26,636 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:42:26,636 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:42:26,640 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:42:26,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:42:26,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:42:26,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:42:26,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:42:26,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:42:26,643 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:42:26,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:42:26,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 149e8aeaf7687bf8d6329d25e6f069c02d9785f07d8b8d9763c1cf067593c4ca [2024-11-09 00:42:27,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:42:27,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:42:27,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:42:27,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:42:27,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:42:27,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:42:29,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:42:29,993 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:42:29,994 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c [2024-11-09 00:42:30,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/data/10136e810/90cfef7b9488411daf6053ba992d2013/FLAGb7a7277c6 [2024-11-09 00:42:30,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/data/10136e810/90cfef7b9488411daf6053ba992d2013 [2024-11-09 00:42:30,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:42:30,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:42:30,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:42:30,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:42:30,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:42:30,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:42:30" (1/1) ... [2024-11-09 00:42:30,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6090dcb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:30, skipping insertion in model container [2024-11-09 00:42:30,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:42:30" (1/1) ... [2024-11-09 00:42:30,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:42:30,584 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_f0f714b8-82ba-4256-a8c8-2cc9ce588819/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c[1175,1188] [2024-11-09 00:42:31,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:42:31,241 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:42:31,256 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_f0f714b8-82ba-4256-a8c8-2cc9ce588819/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c[1175,1188] [2024-11-09 00:42:31,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:42:31,605 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:42:31,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31 WrapperNode [2024-11-09 00:42:31,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:42:31,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:42:31,608 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:42:31,608 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:42:31,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:31,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:33,397 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7893 [2024-11-09 00:42:33,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:42:33,398 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:42:33,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:42:33,399 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:42:33,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:33,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:33,916 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:33,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:34,356 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:34,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:34,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:34,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:34,778 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:42:34,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:42:34,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:42:34,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:42:34,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:31" (1/1) ... [2024-11-09 00:42:34,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:42:34,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:42:34,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:42:34,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:42:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:42:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:42:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:42:34,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:42:35,640 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:42:35,643 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:42:49,105 INFO L? ?]: Removed 4411 outVars from TransFormulas that were not future-live. [2024-11-09 00:42:49,106 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:43:09,626 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:43:09,626 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:43:09,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:09 BoogieIcfgContainer [2024-11-09 00:43:09,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:43:09,627 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:43:09,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:43:09,637 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:43:09,637 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:09" (1/1) ... [2024-11-09 00:43:09,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:43:09,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:09,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:43:09,710 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:43:09,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:43:09,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:09,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:43:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:43:23,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:43:33,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:43:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:34,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:43:34,111 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:43:34,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:43:34,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:34,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:45:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:45:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:45:33,252 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) [2024-11-09 00:45:33,256 INFO L158 Benchmark]: Toolchain (without parser) took 183168.60ms. Allocated memory was 142.6MB in the beginning and 8.9GB in the end (delta: 8.8GB). Free memory was 107.2MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-11-09 00:45:33,257 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:45:33,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1517.46ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 66.9MB in the end (delta: 40.3MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. [2024-11-09 00:45:33,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 1790.39ms. Allocated memory was 142.6MB in the beginning and 448.8MB in the end (delta: 306.2MB). Free memory was 66.9MB in the beginning and 257.2MB in the end (delta: -190.3MB). Peak memory consumption was 134.3MB. Max. memory is 16.1GB. [2024-11-09 00:45:33,259 INFO L158 Benchmark]: Boogie Preprocessor took 1379.76ms. Allocated memory is still 448.8MB. Free memory was 257.2MB in the beginning and 214.9MB in the end (delta: 42.3MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-11-09 00:45:33,260 INFO L158 Benchmark]: RCFGBuilder took 34846.48ms. Allocated memory was 448.8MB in the beginning and 8.9GB in the end (delta: 8.5GB). Free memory was 214.9MB in the beginning and 8.3GB in the end (delta: -8.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-09 00:45:33,261 INFO L158 Benchmark]: CodeCheck took 143627.62ms. Allocated memory is still 8.9GB. Free memory was 8.3GB in the beginning and 6.8GB in the end (delta: 1.5GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-09 00:45:33,265 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 0.42ms. Allocated memory is still 142.6MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1517.46ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 66.9MB in the end (delta: 40.3MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1790.39ms. Allocated memory was 142.6MB in the beginning and 448.8MB in the end (delta: 306.2MB). Free memory was 66.9MB in the beginning and 257.2MB in the end (delta: -190.3MB). Peak memory consumption was 134.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1379.76ms. Allocated memory is still 448.8MB. Free memory was 257.2MB in the beginning and 214.9MB in the end (delta: 42.3MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * RCFGBuilder took 34846.48ms. Allocated memory was 448.8MB in the beginning and 8.9GB in the end (delta: 8.5GB). Free memory was 214.9MB in the beginning and 8.3GB in the end (delta: -8.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 143627.62ms. Allocated memory is still 8.9GB. Free memory was 8.3GB in the beginning and 6.8GB in the end (delta: 1.5GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:45:33,482 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-09 00:45:33,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk --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 149e8aeaf7687bf8d6329d25e6f069c02d9785f07d8b8d9763c1cf067593c4ca --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:45:36,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:45:36,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:45:36,668 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:45:36,669 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:45:36,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:45:36,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:45:36,671 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:45:36,672 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:45:36,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:45:36,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:45:36,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:45:36,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:45:36,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:45:36,674 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:45:36,674 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:45:36,678 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:45:36,678 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:45:36,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:45:36,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:45:36,679 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:45:36,684 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:45:36,684 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:45:36,684 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:45:36,685 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:45:36,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:45:36,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:45:36,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:45:36,686 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:45:36,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:45:36,690 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:45:36,690 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:45:36,691 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:45:36,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 149e8aeaf7687bf8d6329d25e6f069c02d9785f07d8b8d9763c1cf067593c4ca [2024-11-09 00:45:37,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:45:37,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:45:37,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:45:37,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:45:37,164 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:45:37,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:45:39,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:45:40,367 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:45:40,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c [2024-11-09 00:45:40,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/data/30b520ec4/09b0548baf2f400480e18c72bc9d2506/FLAG99faa9a0a [2024-11-09 00:45:40,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/data/30b520ec4/09b0548baf2f400480e18c72bc9d2506 [2024-11-09 00:45:40,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:45:40,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:45:40,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:45:40,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:45:40,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:45:40,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:45:40" (1/1) ... [2024-11-09 00:45:40,428 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1296b262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:40, skipping insertion in model container [2024-11-09 00:45:40,428 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:45:40" (1/1) ... [2024-11-09 00:45:40,535 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:45:40,859 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_f0f714b8-82ba-4256-a8c8-2cc9ce588819/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c[1175,1188] [2024-11-09 00:45:41,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:45:41,445 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:45:41,459 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_f0f714b8-82ba-4256-a8c8-2cc9ce588819/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-func-interl.c[1175,1188] [2024-11-09 00:45:41,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:45:41,759 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:45:41,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41 WrapperNode [2024-11-09 00:45:41,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:45:41,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:45:41,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:45:41,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:45:41,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:41,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:41,986 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2413 [2024-11-09 00:45:41,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:45:41,989 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:45:41,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:45:41,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:45:42,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,168 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,194 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:45:42,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:45:42,195 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:45:42,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:45:42,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:45:41" (1/1) ... [2024-11-09 00:45:42,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:45:42,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:45:42,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:45:42,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:45:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:45:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:45:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:45:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:45:43,048 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:45:43,052 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:45:46,929 INFO L? ?]: Removed 92 outVars from TransFormulas that were not future-live. [2024-11-09 00:45:46,929 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:45:47,101 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:45:47,101 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:45:47,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:45:47 BoogieIcfgContainer [2024-11-09 00:45:47,102 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:45:47,104 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:45:47,104 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:45:47,117 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:45:47,118 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:45:47" (1/1) ... [2024-11-09 00:45:47,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:45:47,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:45:47,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:45:47,211 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:45:47,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:45:47,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:45:47,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:45:47,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:45:47,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:45:47,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:45:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:45:48,274 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:45:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:45:48,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:45:48,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:45:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:45:48,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:45:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:45:49,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:45:49,495 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:45:49,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:45:49,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:45:49,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:45:49,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:45:49,501 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:45:49,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0f714b8-82ba-4256-a8c8-2cc9ce588819/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:45:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:45:51,282 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:45:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:45:51,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:45:52,017 INFO L278 TraceCheckSpWp]: Computing forward predicates...