./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/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_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 16:46:27,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:46:27,803 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:46:27,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:46:27,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:46:27,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:46:27,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:46:27,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:46:27,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:46:27,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:46:27,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:46:27,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:46:27,837 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:46:27,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:46:27,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:46:27,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:46:27,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:46:27,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:46:27,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:46:27,840 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:46:27,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:46:27,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:46:27,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:46:27,840 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:46:27,840 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:46:27,841 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:46:27,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:46:27,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:27,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:46:27,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:46:27,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:46:27,841 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:46:27,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:46:27,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 16:46:28,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:46:28,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:46:28,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:46:28,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:46:28,203 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:46:28,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i Unable to find full path for "g++" [2024-11-13 16:46:30,235 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:46:30,584 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:46:30,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i [2024-11-13 16:46:30,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/data/b89ee5d33/765881556584439a985133cd3c657e91/FLAGac26256ea [2024-11-13 16:46:30,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/data/b89ee5d33/765881556584439a985133cd3c657e91 [2024-11-13 16:46:30,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:46:30,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:46:30,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:30,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:46:30,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:46:30,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:30,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a0fc4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30, skipping insertion in model container [2024-11-13 16:46:30,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:30,663 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:46:30,831 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_e261e941-f8d2-409c-abb7-74630a7868ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i[917,930] [2024-11-13 16:46:30,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:30,912 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:46:30,925 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_e261e941-f8d2-409c-abb7-74630a7868ad/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-12.i[917,930] [2024-11-13 16:46:30,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:30,994 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:46:30,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30 WrapperNode [2024-11-13 16:46:30,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:30,997 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:30,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:46:30,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:46:31,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,022 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,066 INFO L138 Inliner]: procedures = 26, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 457 [2024-11-13 16:46:31,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:31,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:46:31,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:46:31,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:46:31,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,082 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:46:31,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:46:31,127 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:46:31,127 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:46:31,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:30" (1/1) ... [2024-11-13 16:46:31,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:31,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:46:31,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:46:31,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e261e941-f8d2-409c-abb7-74630a7868ad/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:46:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:46:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:46:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:46:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:46:31,203 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:46:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:46:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:46:31,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:46:31,394 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:46:31,396 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:46:32,200 INFO L? ?]: Removed 131 outVars from TransFormulas that were not future-live. [2024-11-13 16:46:32,200 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:46:33,053 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:46:33,053 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:46:33,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:33 BoogieIcfgContainer [2024-11-13 16:46:33,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:46:33,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:46:33,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:46:33,069 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:46:33,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:46:33,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-11-13 16:46:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-11-13 16:46:33,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:46:33,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:33,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:46:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:37,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 144 conjuncts are in the unsatisfiable core [2024-11-13 16:46:37,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:38,242 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 [2024-11-13 16:46:41,077 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 [2024-11-13 16:46:43,567 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 [2024-11-13 16:46:45,624 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 [2024-11-13 16:46:47,014 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 [2024-11-13 16:46:48,232 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 [2024-11-13 16:46:49,858 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 [2024-11-13 16:46:51,528 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 [2024-11-13 16:46:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 18 proven. 210 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:47:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:07,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 76 states and 198 transitions. [2024-11-13 16:47:07,771 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 198 transitions. [2024-11-13 16:47:07,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:47:07,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:07,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:47:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:09,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-11-13 16:47:09,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:10,181 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 [2024-11-13 16:47:12,975 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 [2024-11-13 16:47:15,948 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 [2024-11-13 16:47:18,765 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 [2024-11-13 16:47:20,178 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 [2024-11-13 16:47:21,657 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 [2024-11-13 16:47:23,721 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 [2024-11-13 16:47:25,843 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 [2024-11-13 16:47:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 45 proven. 183 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:48:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:48:34,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 110 states and 426 transitions. [2024-11-13 16:48:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 426 transitions. [2024-11-13 16:48:34,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:48:34,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:48:34,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:48:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:48:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:48:35,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 149 conjuncts are in the unsatisfiable core [2024-11-13 16:48:35,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:48:36,487 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 [2024-11-13 16:48:40,441 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 [2024-11-13 16:48:44,226 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 [2024-11-13 16:48:45,667 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 57 treesize of output 57 [2024-11-13 16:48:46,994 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 [2024-11-13 16:48:48,285 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 [2024-11-13 16:48:49,649 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 [2024-11-13 16:48:51,083 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 [2024-11-13 16:49:00,567 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 53 proven. 175 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:49:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:49:30,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 120 states and 585 transitions. [2024-11-13 16:49:30,268 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 585 transitions. [2024-11-13 16:49:30,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:49:30,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:49:30,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:49:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:49:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:49:31,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 139 conjuncts are in the unsatisfiable core [2024-11-13 16:49:31,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:49:31,525 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 [2024-11-13 16:49:32,844 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 [2024-11-13 16:49:34,420 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 [2024-11-13 16:49:35,941 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 [2024-11-13 16:49:37,589 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 [2024-11-13 16:49:39,044 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 [2024-11-13 16:49:40,544 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 [2024-11-13 16:49:42,042 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 [2024-11-13 16:49:49,239 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 42 proven. 186 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:50:13,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:13,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 124 states and 663 transitions. [2024-11-13 16:50:13,045 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 663 transitions. [2024-11-13 16:50:13,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:50:13,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:13,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:50:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:14,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-11-13 16:50:14,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:50:14,503 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 [2024-11-13 16:50:15,986 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 [2024-11-13 16:50:17,756 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 [2024-11-13 16:50:19,386 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 [2024-11-13 16:50:21,023 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 [2024-11-13 16:50:22,439 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 [2024-11-13 16:50:23,964 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 [2024-11-13 16:50:25,510 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 [2024-11-13 16:50:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 34 proven. 194 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:51:00,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:00,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 132 states and 793 transitions. [2024-11-13 16:51:00,926 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 793 transitions. [2024-11-13 16:51:00,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:51:00,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:00,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:51:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:01,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-11-13 16:51:01,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:02,659 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 [2024-11-13 16:51:07,403 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 [2024-11-13 16:51:12,975 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 [2024-11-13 16:51:17,654 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 [2024-11-13 16:51:18,915 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 [2024-11-13 16:51:20,921 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 [2024-11-13 16:51:24,175 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 [2024-11-13 16:51:27,470 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 [2024-11-13 16:51:37,795 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 53 proven. 175 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:52:31,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 143 states and 873 transitions. [2024-11-13 16:52:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 873 transitions. [2024-11-13 16:52:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:52:32,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:52:32,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:52:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:52:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:52:33,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 139 conjuncts are in the unsatisfiable core [2024-11-13 16:52:33,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:34,208 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 [2024-11-13 16:52:40,000 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 46 treesize of output 36 [2024-11-13 16:52:46,179 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 [2024-11-13 16:52:50,959 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 [2024-11-13 16:52:52,223 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 [2024-11-13 16:52:53,982 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 [2024-11-13 16:52:57,018 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 [2024-11-13 16:52:58,385 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 [2024-11-13 16:53:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 30 proven. 198 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:54:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:09,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 164 states and 1096 transitions. [2024-11-13 16:54:09,793 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 1096 transitions. [2024-11-13 16:54:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 16:54:09,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:09,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:54:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:10,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 130 conjuncts are in the unsatisfiable core [2024-11-13 16:54:10,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:54:11,349 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 [2024-11-13 16:54:16,217 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 [2024-11-13 16:54:21,372 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 41 treesize of output 35 [2024-11-13 16:54:25,715 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 43 treesize of output 32 [2024-11-13 16:54:26,733 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 43 treesize of output 32 [2024-11-13 16:54:28,409 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 50 treesize of output 47 [2024-11-13 16:54:31,668 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 59 treesize of output 59 [2024-11-13 16:54:34,852 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 [2024-11-13 16:54:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 42 proven. 186 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 16:55:36,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 176 states and 1209 transitions. [2024-11-13 16:55:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 1209 transitions. [2024-11-13 16:55:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-13 16:55:36,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:36,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:55:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:55:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:41,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 200 conjuncts are in the unsatisfiable core [2024-11-13 16:55:41,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:41,978 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 [2024-11-13 16:55:48,189 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 [2024-11-13 16:55:54,874 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 [2024-11-13 16:55:58,970 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 [2024-11-13 16:56:00,541 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 [2024-11-13 16:56:02,214 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 [2024-11-13 16:56:03,991 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 [2024-11-13 16:56:05,794 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 [2024-11-13 16:56:26,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:26,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:26,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:26,652 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-13 16:56:26,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 13 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 1 case distinctions, treesize of input 258 treesize of output 209 [2024-11-13 16:56:27,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:27,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:27,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:27,742 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 16:56:27,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 11 select indices, 11 select index equivalence classes, 13 disjoint index pairs (out of 55 index pairs), introduced 13 new quantified variables, introduced 1 case distinctions, treesize of input 400 treesize of output 358 [2024-11-13 16:56:29,161 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 16:56:29,165 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 320 [2024-11-13 16:56:29,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 320 treesize of output 308 [2024-11-13 16:56:32,536 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 363 treesize of output 291 [2024-11-13 16:56:32,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 312 treesize of output 296 [2024-11-13 16:56:34,125 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 363 treesize of output 291 [2024-11-13 16:56:34,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 312 treesize of output 296 [2024-11-13 16:56:53,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:53,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:53,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:56:53,146 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 16:56:53,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 13 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 1 case distinctions, treesize of input 858 treesize of output 497 [2024-11-13 16:57:44,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:57:44,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:57:44,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:57:44,318 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 16:57:44,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 13 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 1 case distinctions, treesize of input 858 treesize of output 497 [2024-11-13 16:58:27,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:58:27,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:58:27,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:58:27,257 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 16:58:27,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 13 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 1 case distinctions, treesize of input 858 treesize of output 497 [2024-11-13 16:59:07,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:59:07,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:59:07,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:59:07,659 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 16:59:07,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 13 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 1 case distinctions, treesize of input 813 treesize of output 472 [2024-11-13 16:59:47,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:59:47,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:59:47,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:59:47,304 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 16:59:47,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 12 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 1 case distinctions, treesize of input 720 treesize of output 432 [2024-11-13 17:00:06,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 17:00:06,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 17:00:06,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 17:00:06,964 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 17:00:06,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 1 case distinctions, treesize of input 720 treesize of output 425 [2024-11-13 17:00:40,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 17:00:40,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 17:00:40,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 17:00:40,131 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 17:00:40,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 1 case distinctions, treesize of input 726 treesize of output 423