./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/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_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/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 32bit --witnessprinter.graph.data.programhash afdbc11a14d78cfc3e8e425320a4468be878b1004162e6354634b69484bbf0df --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:06,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:06,608 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:06:06,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:06:06,617 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:06:06,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:06,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:06,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:06,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:06,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:06,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:06,645 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:06,646 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:06,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:06,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:06,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:06,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:06,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:06,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:06,651 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:06,651 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:06,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:06,655 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:06,656 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:06,656 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:06,656 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:06,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:06,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:06,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:06,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:06,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:06,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:06:06,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:06:06,658 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_80dedde9-c29d-45f8-81ec-bd82d8fe1649/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afdbc11a14d78cfc3e8e425320a4468be878b1004162e6354634b69484bbf0df [2024-11-08 22:06:06,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:06,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:06,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:06,989 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:06,990 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:06,991 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i Unable to find full path for "g++" [2024-11-08 22:06:08,986 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:09,291 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:09,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i [2024-11-08 22:06:09,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/data/a4aebf0e1/16e7098f4c8342938adfbbd5de671e2d/FLAG6c49c78f5 [2024-11-08 22:06:09,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/data/a4aebf0e1/16e7098f4c8342938adfbbd5de671e2d [2024-11-08 22:06:09,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:09,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:09,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:09,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:09,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:09,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad067eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09, skipping insertion in model container [2024-11-08 22:06:09,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:09,607 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_80dedde9-c29d-45f8-81ec-bd82d8fe1649/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i[916,929] [2024-11-08 22:06:09,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:09,724 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:09,737 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_80dedde9-c29d-45f8-81ec-bd82d8fe1649/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i[916,929] [2024-11-08 22:06:09,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:09,831 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:09,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09 WrapperNode [2024-11-08 22:06:09,832 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:09,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:09,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:09,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:09,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,930 INFO L138 Inliner]: procedures = 26, calls = 173, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 494 [2024-11-08 22:06:09,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:09,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:09,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:09,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:09,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:09,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:10,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:10,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:10,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:10,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:10,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:10,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:10,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:09" (1/1) ... [2024-11-08 22:06:10,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:10,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:10,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:10,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:06:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:06:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:06:10,087 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:06:10,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:06:10,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:10,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:10,201 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:10,203 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:10,896 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:10,897 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:11,492 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:11,492 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:06:11,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:11 BoogieIcfgContainer [2024-11-08 22:06:11,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:11,493 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:11,494 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:11,506 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:11,506 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:11" (1/1) ... [2024-11-08 22:06:11,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:11,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:11,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2024-11-08 22:06:11,589 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2024-11-08 22:06:11,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:06:11,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:11,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:16,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 117 conjuncts are in the unsatisfiable core [2024-11-08 22:06:16,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:16,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:16,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:16,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:17,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:17,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:17,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2024-11-08 22:06:17,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:17,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:17,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:17,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:17,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:17,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2024-11-08 22:06:18,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:18,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:18,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:18,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2024-11-08 22:06:18,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:18,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:18,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2024-11-08 22:06:18,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-08 22:06:19,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:19,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:19,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-08 22:06:19,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:19,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-08 22:06:20,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:20,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2024-11-08 22:06:20,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:20,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2024-11-08 22:06:21,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:21,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2024-11-08 22:06:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:24,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:24,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:06:24,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 13 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 442 treesize of output 570 [2024-11-08 22:06:57,968 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 50 proven. 236 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 22:07:02,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 22:07:06,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 22:07:06,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:06,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 88 states and 182 transitions. [2024-11-08 22:07:06,886 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 182 transitions. [2024-11-08 22:07:06,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:07:06,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:06,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:10,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 130 conjuncts are in the unsatisfiable core [2024-11-08 22:07:10,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:11,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2024-11-08 22:07:11,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:11,891 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:11,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 77 [2024-11-08 22:07:12,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:12,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:12,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:12,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:12,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:12,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:12,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:12,526 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:12,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 77 [2024-11-08 22:07:13,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:13,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:13,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:13,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 57 [2024-11-08 22:07:13,120 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:13,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 9 [2024-11-08 22:07:13,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:13,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:13,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:13,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2024-11-08 22:07:14,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:14,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:14,233 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:14,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 53 [2024-11-08 22:07:15,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:15,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:15,087 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:15,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 65 [2024-11-08 22:07:15,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:15,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:15,831 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:15,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 70 [2024-11-08 22:07:16,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:16,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:16,732 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:16,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 79 [2024-11-08 22:07:19,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:19,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:19,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:07:19,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 11 select indices, 11 select index equivalence classes, 17 disjoint index pairs (out of 55 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 458 treesize of output 640 [2024-11-08 22:07:50,203 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 50 proven. 236 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 22:08:01,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:01,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 130 states and 367 transitions. [2024-11-08 22:08:01,912 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 367 transitions. [2024-11-08 22:08:01,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:08:01,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:01,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:08:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:08:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:06,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 104 conjuncts are in the unsatisfiable core [2024-11-08 22:08:06,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:08:06,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:06,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:06,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:06,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-11-08 22:08:07,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:07,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:07,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:07,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-11-08 22:08:07,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:07,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:07,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:07,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-11-08 22:08:07,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:07,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-11-08 22:08:07,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-08 22:08:08,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:08,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-08 22:08:08,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:08,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-08 22:08:08,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:08,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-08 22:08:09,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:09,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-11-08 22:08:09,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:09,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2024-11-08 22:08:12,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:12,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:12,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:12,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 426 treesize of output 534 [2024-11-08 22:08:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 87 proven. 164 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-08 22:08:37,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 22:08:37,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:37,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 131 states and 372 transitions. [2024-11-08 22:08:37,839 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 372 transitions. [2024-11-08 22:08:37,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:08:37,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:37,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:08:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:08:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:43,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 128 conjuncts are in the unsatisfiable core [2024-11-08 22:08:43,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:08:43,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:43,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:43,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:43,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:43,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:43,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:43,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:43,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2024-11-08 22:08:44,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2024-11-08 22:08:44,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:44,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2024-11-08 22:08:45,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:45,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:45,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:45,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2024-11-08 22:08:45,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-08 22:08:45,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:45,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:45,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:45,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2024-11-08 22:08:46,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:46,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:46,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2024-11-08 22:08:47,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:47,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:47,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 53 [2024-11-08 22:08:47,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:47,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:47,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2024-11-08 22:08:49,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:49,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:49,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 67 [2024-11-08 22:08:51,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:51,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:51,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:51,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:51,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:08:51,947 INFO L224 Elim1Store]: Index analysis took 439 ms [2024-11-08 22:08:51,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 10 select indices, 10 select index equivalence classes, 16 disjoint index pairs (out of 45 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 449 treesize of output 601 [2024-11-08 22:09:15,596 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 50 proven. 236 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 22:09:37,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:37,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 171 states and 649 transitions. [2024-11-08 22:09:37,411 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 649 transitions. [2024-11-08 22:09:37,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:09:37,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:37,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:09:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:40,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 111 conjuncts are in the unsatisfiable core [2024-11-08 22:09:40,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:09:40,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:09:40,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:09:40,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:09:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:09:40,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:09:40,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:09:40,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:09:40,296 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:09:40,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 19 [2024-11-08 22:09:40,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-08 22:09:40,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-08 22:09:41,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 22:09:41,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 22:09:41,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:09:41,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-08 22:09:42,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-11-08 22:09:43,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2024-11-08 22:09:46,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:09:46,165 INFO L224 Elim1Store]: Index analysis took 176 ms [2024-11-08 22:09:46,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 436 treesize of output 552 [2024-11-08 22:10:17,990 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 203 proven. 21 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-08 22:10:30,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 22:10:32,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 22:10:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:32,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 174 states and 708 transitions. [2024-11-08 22:10:32,877 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 708 transitions. [2024-11-08 22:10:32,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:10:32,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:32,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:10:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:35,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 118 conjuncts are in the unsatisfiable core [2024-11-08 22:10:35,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:35,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:35,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:35,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 73 [2024-11-08 22:10:36,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:36,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:36,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:36,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 73 [2024-11-08 22:10:37,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:37,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:37,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:37,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 66 [2024-11-08 22:10:37,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:37,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:37,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 43 [2024-11-08 22:10:37,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-08 22:10:38,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:38,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:38,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-11-08 22:10:39,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:39,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2024-11-08 22:10:40,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:40,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 56 [2024-11-08 22:10:42,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:42,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2024-11-08 22:10:44,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:44,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 67 [2024-11-08 22:10:46,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:46,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:10:46,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 10 select indices, 10 select index equivalence classes, 13 disjoint index pairs (out of 45 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 449 treesize of output 601 [2024-11-08 22:11:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 26 proven. 277 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-08 22:11:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:11:44,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 216 states and 978 transitions. [2024-11-08 22:11:44,854 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 978 transitions. [2024-11-08 22:11:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:11:44,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:11:44,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:11:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:11:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:48,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-11-08 22:11:48,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:11:49,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-08 22:11:49,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-08 22:11:49,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 3 [2024-11-08 22:11:50,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 22:11:50,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 22:11:50,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 22:11:50,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 22:11:51,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-08 22:11:53,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-11-08 22:11:55,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:11:55,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 419 treesize of output 503 [2024-11-08 22:12:23,478 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 105 proven. 126 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-08 22:12:34,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:12:34,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 219 states and 1026 transitions. [2024-11-08 22:12:34,788 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 1026 transitions. [2024-11-08 22:12:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:12:34,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:12:34,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:12:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:12:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:38,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-11-08 22:12:38,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:12:38,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:38,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:38,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:38,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:38,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:38,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:38,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:38,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 66 [2024-11-08 22:12:38,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-08 22:12:39,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:39,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:39,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:39,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:39,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:39,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:39,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:39,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-08 22:12:40,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-08 22:12:40,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:40,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 54 [2024-11-08 22:12:40,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-08 22:12:41,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:41,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:41,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:41,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2024-11-08 22:12:41,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:41,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:41,664 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:12:41,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 57 [2024-11-08 22:12:43,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:43,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:43,223 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:12:43,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 69 [2024-11-08 22:12:44,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:44,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:44,812 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:12:44,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 81 treesize of output 74 [2024-11-08 22:12:46,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:46,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:46,871 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:12:46,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 85 [2024-11-08 22:12:50,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:50,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:50,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:50,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:12:50,188 INFO L224 Elim1Store]: Index analysis took 272 ms [2024-11-08 22:12:50,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 11 select indices, 11 select index equivalence classes, 20 disjoint index pairs (out of 55 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 528 treesize of output 688 [2024-11-08 22:13:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 50 proven. 236 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 22:13:46,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:49,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:49,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:13:49,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 226 states and 1072 transitions. [2024-11-08 22:13:49,072 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 1072 transitions. [2024-11-08 22:13:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:13:49,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:13:49,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:13:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:13:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:13:51,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 111 conjuncts are in the unsatisfiable core [2024-11-08 22:13:51,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:13:52,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:52,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:52,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:52,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:52,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:52,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:52,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:52,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 63 [2024-11-08 22:13:53,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 63 [2024-11-08 22:13:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:53,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 56 [2024-11-08 22:13:54,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:54,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:54,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:54,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2024-11-08 22:13:54,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-08 22:13:55,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:55,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:55,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2024-11-08 22:13:55,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:55,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:55,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-08 22:13:56,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:56,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:56,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-11-08 22:13:57,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:57,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:57,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2024-11-08 22:13:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:13:59,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2024-11-08 22:14:02,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:02,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:02,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:02,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:02,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:02,874 INFO L224 Elim1Store]: Index analysis took 205 ms [2024-11-08 22:14:02,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 8 select indices, 8 select index equivalence classes, 14 disjoint index pairs (out of 28 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 433 treesize of output 565 [2024-11-08 22:14:24,447 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 42 proven. 258 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 22:14:48,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:14:48,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 244 states and 1274 transitions. [2024-11-08 22:14:48,996 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 1274 transitions. [2024-11-08 22:14:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:14:48,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:14:48,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:14:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:14:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:14:51,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 120 conjuncts are in the unsatisfiable core [2024-11-08 22:14:51,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:14:51,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:51,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:51,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:51,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:51,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 58 [2024-11-08 22:14:53,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:53,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:53,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:53,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:53,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 63 [2024-11-08 22:14:53,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:53,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:53,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:53,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:53,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 63 [2024-11-08 22:14:54,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:54,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:54,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:54,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2024-11-08 22:14:54,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-08 22:14:55,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:55,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:55,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:55,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2024-11-08 22:14:55,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:55,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:55,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2024-11-08 22:14:56,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:56,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:56,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 44 [2024-11-08 22:14:58,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:58,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:14:58,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 46 [2024-11-08 22:15:00,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:15:00,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:15:00,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2024-11-08 22:15:04,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:15:04,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:15:04,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:15:04,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 14 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 440 treesize of output 568 [2024-11-08 22:15:20,505 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 10 proven. 262 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-08 22:15:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:15:46,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 255 states and 1453 transitions. [2024-11-08 22:15:46,472 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 1453 transitions. [2024-11-08 22:15:46,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 22:15:46,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:15:46,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:15:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:16:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:16:00,826 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 22:16:00,829 INFO L158 Benchmark]: Toolchain (without parser) took 591500.80ms. Allocated memory was 132.1MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 102.5MB in the beginning and 702.6MB in the end (delta: -600.1MB). Peak memory consumption was 570.4MB. Max. memory is 16.1GB. [2024-11-08 22:16:00,829 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:00,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.26ms. Allocated memory is still 132.1MB. Free memory was 102.1MB in the beginning and 85.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:16:00,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.15ms. Allocated memory is still 132.1MB. Free memory was 85.3MB in the beginning and 80.4MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:16:00,830 INFO L158 Benchmark]: Boogie Preprocessor took 88.40ms. Allocated memory is still 132.1MB. Free memory was 80.4MB in the beginning and 76.6MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:16:00,830 INFO L158 Benchmark]: RCFGBuilder took 1472.13ms. Allocated memory is still 132.1MB. Free memory was 76.6MB in the beginning and 57.1MB in the end (delta: 19.5MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:00,831 INFO L158 Benchmark]: CodeCheck took 589335.08ms. Allocated memory was 132.1MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 57.1MB in the beginning and 702.6MB in the end (delta: -645.5MB). Peak memory consumption was 522.3MB. Max. memory is 16.1GB. [2024-11-08 22:16:00,833 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 132.1MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.26ms. Allocated memory is still 132.1MB. Free memory was 102.1MB in the beginning and 85.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.15ms. Allocated memory is still 132.1MB. Free memory was 85.3MB in the beginning and 80.4MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.40ms. Allocated memory is still 132.1MB. Free memory was 80.4MB in the beginning and 76.6MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1472.13ms. Allocated memory is still 132.1MB. Free memory was 76.6MB in the beginning and 57.1MB in the end (delta: 19.5MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * CodeCheck took 589335.08ms. Allocated memory was 132.1MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 57.1MB in the beginning and 702.6MB in the end (delta: -645.5MB). Peak memory consumption was 522.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:16:01,043 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 22:16:01,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/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_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/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 32bit --witnessprinter.graph.data.programhash afdbc11a14d78cfc3e8e425320a4468be878b1004162e6354634b69484bbf0df --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:16:03,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:16:03,600 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:16:03,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:16:03,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:16:03,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:16:03,650 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:16:03,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:16:03,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:16:03,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:16:03,653 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:16:03,654 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:16:03,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:16:03,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:16:03,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:16:03,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:16:03,657 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:16:03,657 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:16:03,658 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:16:03,658 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:16:03,658 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:16:03,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:16:03,659 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:16:03,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:16:03,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:16:03,660 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:16:03,661 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:03,661 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:16:03,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:16:03,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:03,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:16:03,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:16:03,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:16:03,663 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:16:03,663 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:03,663 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:16:03,663 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_80dedde9-c29d-45f8-81ec-bd82d8fe1649/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afdbc11a14d78cfc3e8e425320a4468be878b1004162e6354634b69484bbf0df [2024-11-08 22:16:04,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:16:04,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:16:04,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:16:04,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:16:04,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:16:04,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i Unable to find full path for "g++" [2024-11-08 22:16:06,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:16:06,421 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:16:06,422 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i [2024-11-08 22:16:06,434 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/data/8ced24d84/da3cd444c99d4d1e915dc88c94ed430b/FLAG4fe1ce5bb [2024-11-08 22:16:06,452 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/data/8ced24d84/da3cd444c99d4d1e915dc88c94ed430b [2024-11-08 22:16:06,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:16:06,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:16:06,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:06,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:16:06,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:16:06,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:06" (1/1) ... [2024-11-08 22:16:06,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78fc853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:06, skipping insertion in model container [2024-11-08 22:16:06,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:06" (1/1) ... [2024-11-08 22:16:06,503 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:06,725 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_80dedde9-c29d-45f8-81ec-bd82d8fe1649/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i[916,929] [2024-11-08 22:16:06,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:06,851 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:16:06,867 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_80dedde9-c29d-45f8-81ec-bd82d8fe1649/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-71.i[916,929] [2024-11-08 22:16:06,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:07,009 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:16:07,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07 WrapperNode [2024-11-08 22:16:07,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:07,011 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:07,011 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:16:07,011 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:16:07,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,105 INFO L138 Inliner]: procedures = 33, calls = 173, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 492 [2024-11-08 22:16:07,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:07,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:16:07,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:16:07,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:16:07,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:16:07,188 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:16:07,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:16:07,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:16:07,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:07" (1/1) ... [2024-11-08 22:16:07,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:07,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:16:07,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:16:07,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-08 22:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-08 22:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-08 22:16:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:16:07,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:16:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:16:07,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:16:07,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-08 22:16:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-08 22:16:07,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:16:07,400 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:16:07,405 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:16:08,506 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-08 22:16:08,506 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:16:09,141 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:16:09,141 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:16:09,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:09 BoogieIcfgContainer [2024-11-08 22:16:09,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:16:09,142 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:16:09,142 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:16:09,153 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:16:09,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:09" (1/1) ... [2024-11-08 22:16:09,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:16:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:09,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2024-11-08 22:16:09,236 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2024-11-08 22:16:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:16:09,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:09,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:09,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:16:09,249 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:16:09,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:17:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:01,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:17:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:17:11,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:17:11,393 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 22:17:11,398 INFO L158 Benchmark]: Toolchain (without parser) took 64939.43ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 54.1MB in the beginning and 65.2MB in the end (delta: -11.2MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2024-11-08 22:17:11,399 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 77.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:17:11,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.63ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 53.9MB in the beginning and 76.4MB in the end (delta: -22.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:17:11,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.53ms. Allocated memory is still 100.7MB. Free memory was 76.4MB in the beginning and 72.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:17:11,401 INFO L158 Benchmark]: Boogie Preprocessor took 80.49ms. Allocated memory is still 100.7MB. Free memory was 72.8MB in the beginning and 69.0MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:17:11,402 INFO L158 Benchmark]: RCFGBuilder took 1953.56ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 68.6MB in the beginning and 72.4MB in the end (delta: -3.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-08 22:17:11,403 INFO L158 Benchmark]: CodeCheck took 62254.20ms. Allocated memory is still 123.7MB. Free memory was 72.4MB in the beginning and 65.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-11-08 22:17:11,406 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 0.69ms. Allocated memory is still 77.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.63ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 53.9MB in the beginning and 76.4MB in the end (delta: -22.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.53ms. Allocated memory is still 100.7MB. Free memory was 76.4MB in the beginning and 72.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.49ms. Allocated memory is still 100.7MB. Free memory was 72.8MB in the beginning and 69.0MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1953.56ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 68.6MB in the beginning and 72.4MB in the end (delta: -3.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * CodeCheck took 62254.20ms. Allocated memory is still 123.7MB. Free memory was 72.4MB in the beginning and 65.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:17:11,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80dedde9-c29d-45f8-81ec-bd82d8fe1649/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown