./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.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_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/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_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/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_2b344d02-ca8e-4a70-8152-e396c48827d6/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 b80d6f5529cd2c026f00dd609179427ad4fce59525b8627414e0d2605e71db8d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:57:19,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:57:19,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:57:19,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:57:19,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:57:19,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:57:19,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:57:19,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:57:19,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:57:19,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:57:19,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:57:19,848 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:57:19,849 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:57:19,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:57:19,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:57:19,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:57:19,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:57:19,853 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:57:19,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:57:19,854 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:57:19,854 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:57:19,858 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:57:19,859 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:57:19,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:57:19,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:57:19,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:57:19,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:57:19,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:57:19,860 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:57:19,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:57:19,861 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_2b344d02-ca8e-4a70-8152-e396c48827d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b80d6f5529cd2c026f00dd609179427ad4fce59525b8627414e0d2605e71db8d [2024-11-08 22:57:20,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:57:20,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:57:20,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:57:20,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:57:20,208 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:57:20,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 22:57:22,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:57:22,618 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:57:22,622 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c [2024-11-08 22:57:22,649 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/data/40ffe97b7/d9e60856a50f4a4291cbc25a1e200d33/FLAG51b8923d0 [2024-11-08 22:57:22,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/data/40ffe97b7/d9e60856a50f4a4291cbc25a1e200d33 [2024-11-08 22:57:22,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:57:22,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:57:22,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:57:22,672 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:57:22,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:57:22,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:57:22" (1/1) ... [2024-11-08 22:57:22,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10da05d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:22, skipping insertion in model container [2024-11-08 22:57:22,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:57:22" (1/1) ... [2024-11-08 22:57:22,791 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:57:23,066 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_2b344d02-ca8e-4a70-8152-e396c48827d6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c[1172,1185] [2024-11-08 22:57:23,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:57:23,834 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:57:23,851 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_2b344d02-ca8e-4a70-8152-e396c48827d6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c[1172,1185] [2024-11-08 22:57:24,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:57:24,134 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:57:24,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24 WrapperNode [2024-11-08 22:57:24,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:57:24,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:57:24,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:57:24,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:57:24,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:24,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:25,497 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8401 [2024-11-08 22:57:25,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:57:25,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:57:25,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:57:25,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:57:25,527 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:25,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:25,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:25,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:26,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:26,252 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:26,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:26,407 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:26,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:57:26,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:57:26,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:57:26,619 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:57:26,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:57:24" (1/1) ... [2024-11-08 22:57:26,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:57:26,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:57:26,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:57:26,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:57:26,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:57:26,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:57:26,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:57:26,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:57:27,462 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:57:27,463 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:57:38,254 INFO L? ?]: Removed 4937 outVars from TransFormulas that were not future-live. [2024-11-08 22:57:38,255 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:57:55,867 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:57:55,868 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:57:55,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:55 BoogieIcfgContainer [2024-11-08 22:57:55,868 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:57:55,869 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:57:55,869 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:57:55,889 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:57:55,889 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:55" (1/1) ... [2024-11-08 22:57:55,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:57:55,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:55,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:57:55,993 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:57:55,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:57:55,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:55,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:57:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:58:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:58:10,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:58:20,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:58:21,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:58:21,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 22:58:21,063 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 22:58:21,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:58:21,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:58:21,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:42,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:02:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:02:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:58,526 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) [2024-11-08 23:02:58,531 INFO L158 Benchmark]: Toolchain (without parser) took 335860.05ms. Allocated memory was 163.6MB in the beginning and 8.7GB in the end (delta: 8.6GB). Free memory was 119.3MB in the beginning and 7.7GB in the end (delta: -7.6GB). Peak memory consumption was 964.4MB. Max. memory is 16.1GB. [2024-11-08 23:02:58,534 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 163.6MB. Free memory was 134.1MB in the beginning and 133.9MB in the end (delta: 147.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:02:58,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1463.77ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 119.3MB in the beginning and 110.2MB in the end (delta: 9.0MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2024-11-08 23:02:58,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 1360.88ms. Allocated memory was 226.5MB in the beginning and 388.0MB in the end (delta: 161.5MB). Free memory was 110.2MB in the beginning and 199.8MB in the end (delta: -89.6MB). Peak memory consumption was 154.0MB. Max. memory is 16.1GB. [2024-11-08 23:02:58,541 INFO L158 Benchmark]: Boogie Preprocessor took 1115.56ms. Allocated memory was 388.0MB in the beginning and 775.9MB in the end (delta: 388.0MB). Free memory was 199.8MB in the beginning and 533.0MB in the end (delta: -333.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-08 23:02:58,543 INFO L158 Benchmark]: RCFGBuilder took 29249.44ms. Allocated memory was 775.9MB in the beginning and 7.4GB in the end (delta: 6.7GB). Free memory was 531.9MB in the beginning and 6.7GB in the end (delta: -6.2GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-08 23:02:58,547 INFO L158 Benchmark]: CodeCheck took 302660.90ms. Allocated memory was 7.4GB in the beginning and 8.7GB in the end (delta: 1.3GB). Free memory was 6.7GB in the beginning and 7.7GB in the end (delta: -1.0GB). Peak memory consumption was 281.3MB. Max. memory is 16.1GB. [2024-11-08 23:02:58,557 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 0.36ms. Allocated memory is still 163.6MB. Free memory was 134.1MB in the beginning and 133.9MB in the end (delta: 147.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1463.77ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 119.3MB in the beginning and 110.2MB in the end (delta: 9.0MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1360.88ms. Allocated memory was 226.5MB in the beginning and 388.0MB in the end (delta: 161.5MB). Free memory was 110.2MB in the beginning and 199.8MB in the end (delta: -89.6MB). Peak memory consumption was 154.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1115.56ms. Allocated memory was 388.0MB in the beginning and 775.9MB in the end (delta: 388.0MB). Free memory was 199.8MB in the beginning and 533.0MB in the end (delta: -333.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * RCFGBuilder took 29249.44ms. Allocated memory was 775.9MB in the beginning and 7.4GB in the end (delta: 6.7GB). Free memory was 531.9MB in the beginning and 6.7GB in the end (delta: -6.2GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * CodeCheck took 302660.90ms. Allocated memory was 7.4GB in the beginning and 8.7GB in the end (delta: 1.3GB). Free memory was 6.7GB in the beginning and 7.7GB in the end (delta: -1.0GB). Peak memory consumption was 281.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:02:58,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/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_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/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_2b344d02-ca8e-4a70-8152-e396c48827d6/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 b80d6f5529cd2c026f00dd609179427ad4fce59525b8627414e0d2605e71db8d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:03:02,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:03:02,271 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:03:02,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:03:02,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:03:02,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:03:02,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:03:02,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:03:02,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:03:02,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:03:02,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:03:02,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:03:02,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:03:02,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:03:02,349 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:03:02,349 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:03:02,350 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:03:02,350 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:03:02,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:03:02,355 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:03:02,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:03:02,357 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:03:02,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:03:02,358 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:02,358 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:03:02,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:03:02,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:02,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:03:02,361 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:03:02,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:03:02,361 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:03:02,362 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:02,362 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:03:02,363 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_2b344d02-ca8e-4a70-8152-e396c48827d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b80d6f5529cd2c026f00dd609179427ad4fce59525b8627414e0d2605e71db8d [2024-11-08 23:03:02,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:03:02,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:03:02,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:03:02,941 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:03:02,945 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:03:02,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 23:03:05,789 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:03:06,275 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:03:06,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c [2024-11-08 23:03:06,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/data/6f9bea6e8/7ae61603153141ed87e0637028a6a8ba/FLAG778484a9b [2024-11-08 23:03:06,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/data/6f9bea6e8/7ae61603153141ed87e0637028a6a8ba [2024-11-08 23:03:06,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:03:06,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:03:06,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:03:06,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:03:06,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:03:06,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:03:06" (1/1) ... [2024-11-08 23:03:06,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269881ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:06, skipping insertion in model container [2024-11-08 23:03:06,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:03:06" (1/1) ... [2024-11-08 23:03:06,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:03:06,869 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_2b344d02-ca8e-4a70-8152-e396c48827d6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c[1172,1185] [2024-11-08 23:03:07,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:03:07,585 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:03:07,601 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_2b344d02-ca8e-4a70-8152-e396c48827d6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-func-interl.c[1172,1185] [2024-11-08 23:03:07,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:03:07,980 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:03:07,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07 WrapperNode [2024-11-08 23:03:07,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:03:07,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:03:07,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:03:07,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:03:07,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,353 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3221 [2024-11-08 23:03:08,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:03:08,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:03:08,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:03:08,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:03:08,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,531 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,548 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:03:08,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:03:08,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:03:08,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:03:08,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:07" (1/1) ... [2024-11-08 23:03:08,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:08,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:03:08,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:03:08,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:03:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:03:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:03:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:03:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:03:09,646 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:03:09,650 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:03:19,749 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-08 23:03:19,750 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:03:19,926 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:03:19,926 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:03:19,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:03:19 BoogieIcfgContainer [2024-11-08 23:03:19,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:03:19,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:03:19,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:03:19,941 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:03:19,941 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:03:19" (1/1) ... [2024-11-08 23:03:19,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:03:20,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:20,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:03:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:03:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:03:20,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:20,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:20,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:03:20,027 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:03:20,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:03:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:21,238 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:03:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:21,481 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 23:03:21,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:03:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:03:21,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:03:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:22,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:03:22,188 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:03:22,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:03:22,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:22,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:22,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:03:22,196 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:03:22,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:03:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:24,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:03:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:25,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:03:25,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:03:25,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:03:25,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:03:28,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:28,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-08 23:03:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-08 23:03:28,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:03:28,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:28,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:28,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:03:28,132 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:03:28,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:03:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:31,251 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:03:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:32,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 23:03:32,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:03:34,380 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:03:34,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:03:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 32 transitions. [2024-11-08 23:03:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 32 transitions. [2024-11-08 23:03:41,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:03:41,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:41,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:41,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:03:41,157 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:03:41,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b344d02-ca8e-4a70-8152-e396c48827d6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:03:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:46,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:03:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:48,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-08 23:03:48,406 INFO L278 TraceCheckSpWp]: Computing forward predicates...