./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.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_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/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_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/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_f7b893ae-eaff-41a3-8550-7d43086d70c1/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 6b3d37dbb1f844bbdab9795055d991e82d88af691e0e65987480a92814525937 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:38:08,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:38:08,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:38:08,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:38:08,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:38:08,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:38:08,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:38:08,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:38:08,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:38:08,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:38:08,529 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:38:08,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:38:08,530 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:38:08,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:38:08,533 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:38:08,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:38:08,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:38:08,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:38:08,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:38:08,535 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:38:08,535 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:38:08,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:38:08,536 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:38:08,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:38:08,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:38:08,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:38:08,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:38:08,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:08,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:38:08,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:38:08,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:38:08,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:38:08,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:38:08,541 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_f7b893ae-eaff-41a3-8550-7d43086d70c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b3d37dbb1f844bbdab9795055d991e82d88af691e0e65987480a92814525937 [2024-11-08 22:38:08,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:38:08,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:38:08,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:38:08,876 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:38:08,876 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:38:08,881 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i Unable to find full path for "g++" [2024-11-08 22:38:10,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:38:10,992 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:38:10,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i [2024-11-08 22:38:11,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/data/567bdee35/fe1033cae1384feb8ec3d5e06c9bb8be/FLAGc5f7d7b4f [2024-11-08 22:38:11,032 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/data/567bdee35/fe1033cae1384feb8ec3d5e06c9bb8be [2024-11-08 22:38:11,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:38:11,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:38:11,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:11,038 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:38:11,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:38:11,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c02397c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11, skipping insertion in model container [2024-11-08 22:38:11,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:38:11,274 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_f7b893ae-eaff-41a3-8550-7d43086d70c1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i[917,930] [2024-11-08 22:38:11,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:11,356 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:38:11,368 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_f7b893ae-eaff-41a3-8550-7d43086d70c1/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i[917,930] [2024-11-08 22:38:11,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:11,441 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:38:11,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11 WrapperNode [2024-11-08 22:38:11,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:11,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:11,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:38:11,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:38:11,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,516 INFO L138 Inliner]: procedures = 26, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 457 [2024-11-08 22:38:11,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:11,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:38:11,518 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:38:11,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:38:11,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,535 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:38:11,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:38:11,567 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:38:11,567 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:38:11,568 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:11" (1/1) ... [2024-11-08 22:38:11,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:11,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:38:11,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:38:11,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7b893ae-eaff-41a3-8550-7d43086d70c1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:38:11,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:38:11,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:38:11,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:38:11,673 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:38:11,673 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:38:11,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:38:11,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:38:11,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:38:11,848 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:38:11,852 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:38:12,480 INFO L? ?]: Removed 131 outVars from TransFormulas that were not future-live. [2024-11-08 22:38:12,480 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:38:13,142 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:38:13,142 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:38:13,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:13 BoogieIcfgContainer [2024-11-08 22:38:13,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:38:13,144 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:38:13,144 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:38:13,154 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:38:13,154 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:13" (1/1) ... [2024-11-08 22:38:13,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:38:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:13,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-11-08 22:38:13,242 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-11-08 22:38:13,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:38:13,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:13,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:16,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 144 conjuncts are in the unsatisfiable core [2024-11-08 22:38:16,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:17,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 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 22:38:19,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 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 22:38:22,151 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 55 [2024-11-08 22:38:24,328 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 57 treesize of output 47 [2024-11-08 22:38:25,566 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 57 treesize of output 47 [2024-11-08 22:38:26,816 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 64 treesize of output 67 [2024-11-08 22:38:28,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 72 [2024-11-08 22:38:30,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2024-11-08 22:38:37,848 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 18 proven. 210 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:38:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 76 states and 198 transitions. [2024-11-08 22:38:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 198 transitions. [2024-11-08 22:38:45,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:38:45,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:45,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:47,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:47,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 135 conjuncts are in the unsatisfiable core [2024-11-08 22:38:47,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:48,368 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 30 treesize of output 21 [2024-11-08 22:38:51,083 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 22:38:54,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 38 [2024-11-08 22:38:57,886 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 50 treesize of output 47 [2024-11-08 22:38:59,154 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 50 treesize of output 47 [2024-11-08 22:39:00,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2024-11-08 22:39:02,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-08 22:39:04,688 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 68 treesize of output 71 [2024-11-08 22:39:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 34 proven. 194 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:40:17,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:17,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 113 states and 453 transitions. [2024-11-08 22:40:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 453 transitions. [2024-11-08 22:40:17,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:40:17,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:17,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:40:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:19,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 146 conjuncts are in the unsatisfiable core [2024-11-08 22:40:19,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:19,638 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 22:40:23,495 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 22:40:27,011 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 22:40:28,347 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 50 treesize of output 47 [2024-11-08 22:40:29,650 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 50 treesize of output 47 [2024-11-08 22:40:30,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2024-11-08 22:40:31,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2024-11-08 22:40:33,227 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 68 treesize of output 71 [2024-11-08 22:40:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 53 proven. 175 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:41:13,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 117 states and 532 transitions. [2024-11-08 22:41:13,820 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 532 transitions. [2024-11-08 22:41:13,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:41:13,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:13,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:41:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:15,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 144 conjuncts are in the unsatisfiable core [2024-11-08 22:41:15,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:16,007 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 22:41:20,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 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 22:41:25,230 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 55 [2024-11-08 22:41:29,437 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 64 treesize of output 67 [2024-11-08 22:41:30,874 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 64 treesize of output 67 [2024-11-08 22:41:32,799 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 64 treesize of output 67 [2024-11-08 22:41:36,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 79 [2024-11-08 22:41:39,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 7 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 84 [2024-11-08 22:41:48,477 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 41 proven. 187 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:43:22,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 153 states and 758 transitions. [2024-11-08 22:43:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 758 transitions. [2024-11-08 22:43:22,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:43:22,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:22,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:43:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:24,151 WARN L253 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 151 conjuncts are in the unsatisfiable core [2024-11-08 22:43:24,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:43:25,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 24 [2024-11-08 22:43:31,770 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 22:43:38,341 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 45 [2024-11-08 22:43:43,574 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 57 treesize of output 57 [2024-11-08 22:43:45,037 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 57 treesize of output 57 [2024-11-08 22:43:47,377 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 57 treesize of output 57 [2024-11-08 22:43:50,529 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 66 treesize of output 69 [2024-11-08 22:43:53,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2024-11-08 22:44:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 53 proven. 175 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:45:04,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 162 states and 872 transitions. [2024-11-08 22:45:04,972 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 872 transitions. [2024-11-08 22:45:04,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:45:04,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:04,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:45:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:45:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:07,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-11-08 22:45:07,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:45:07,771 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 30 treesize of output 21 [2024-11-08 22:45:09,083 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 22:45:10,937 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 45 [2024-11-08 22:45:12,360 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 57 treesize of output 57 [2024-11-08 22:45:14,029 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 57 treesize of output 57 [2024-11-08 22:45:15,544 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 57 treesize of output 57 [2024-11-08 22:45:16,922 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 66 treesize of output 69 [2024-11-08 22:45:18,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2024-11-08 22:45:28,750 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 42 proven. 186 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:46:03,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:03,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 165 states and 927 transitions. [2024-11-08 22:46:03,400 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 927 transitions. [2024-11-08 22:46:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:46:03,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:03,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:46:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:04,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-11-08 22:46:04,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:05,641 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 30 treesize of output 21 [2024-11-08 22:46:11,428 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 22:46:17,738 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 45 [2024-11-08 22:46:23,138 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 50 treesize of output 42 [2024-11-08 22:46:24,451 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 50 treesize of output 42 [2024-11-08 22:46:26,261 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 57 treesize of output 57 [2024-11-08 22:46:29,223 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 66 treesize of output 69 [2024-11-08 22:46:30,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2024-11-08 22:46:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 42 proven. 186 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 22:47:46,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:46,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 175 states and 1050 transitions. [2024-11-08 22:47:46,582 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1050 transitions. [2024-11-08 22:47:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 22:47:46,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:46,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:47:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:51,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 135 conjuncts are in the unsatisfiable core [2024-11-08 22:47:51,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:48:03,014 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 22:48:08,605 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 22:48:15,514 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 22:48:20,478 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 36 treesize of output 27 [2024-11-08 22:48:21,643 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 36 treesize of output 27 [2024-11-08 22:48:23,618 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 43 treesize of output 37 [2024-11-08 22:48:27,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2024-11-08 22:48:31,748 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 61 treesize of output 61 [2024-11-08 22:48:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 205 proven. 566 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-11-08 22:51:24,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 215 states and 1419 transitions. [2024-11-08 22:51:24,223 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 1419 transitions. [2024-11-08 22:51:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 22:51:24,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:24,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:51:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:28,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 166 conjuncts are in the unsatisfiable core [2024-11-08 22:51:28,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:51:29,866 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 30 treesize of output 21 [2024-11-08 22:51:31,582 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 30 treesize of output 21 [2024-11-08 22:51:33,949 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 30 treesize of output 21 [2024-11-08 22:51:37,041 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 30 treesize of output 21 [2024-11-08 22:51:39,047 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 30 treesize of output 21 [2024-11-08 22:51:40,974 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 31 [2024-11-08 22:51:43,219 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 24 [2024-11-08 22:51:46,320 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 30 treesize of output 14 [2024-11-08 22:51:50,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 224 treesize of output 152 [2024-11-08 22:51:50,385 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 294 treesize of output 231 [2024-11-08 22:51:54,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 238 treesize of output 149 [2024-11-08 22:52:08,988 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 247 treesize of output 161