./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b --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 4fa401c700a21fa1f98a1481c8e8ba1555a45c0429555dc041a1c04ce1059991 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:06:21,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:06:21,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:06:21,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:06:21,141 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:06:21,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:06:21,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:06:21,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:06:21,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:06:21,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:06:21,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:06:21,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:06:21,165 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:06:21,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:06:21,165 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:06:21,165 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:06:21,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:06:21,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:06:21,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:06:21,165 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:06:21,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:06:21,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:06:21,165 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:06:21,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:06:21,166 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_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b 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 -> 4fa401c700a21fa1f98a1481c8e8ba1555a45c0429555dc041a1c04ce1059991 [2024-12-06 03:06:21,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:06:21,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:06:21,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:06:21,402 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:06:21,402 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:06:21,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c [2024-12-06 03:06:24,148 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/data/4a0c5c8fa/8788b97a9a2540628c0b522ef06c7124/FLAGdd8a88384 [2024-12-06 03:06:24,353 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:06:24,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c [2024-12-06 03:06:24,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/data/4a0c5c8fa/8788b97a9a2540628c0b522ef06c7124/FLAGdd8a88384 [2024-12-06 03:06:24,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/data/4a0c5c8fa/8788b97a9a2540628c0b522ef06c7124 [2024-12-06 03:06:24,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:06:24,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:06:24,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:06:24,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:06:24,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:06:24,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8491e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24, skipping insertion in model container [2024-12-06 03:06:24,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,749 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:06:24,867 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c[421,434] [2024-12-06 03:06:24,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:06:24,888 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:06:24,896 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_2deaf07a-c934-4f60-b4ff-4aa5055b046a/sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c[421,434] [2024-12-06 03:06:24,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:06:24,916 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:06:24,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24 WrapperNode [2024-12-06 03:06:24,916 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:06:24,917 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:06:24,917 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:06:24,917 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:06:24,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,938 INFO L138 Inliner]: procedures = 16, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-12-06 03:06:24,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:06:24,939 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:06:24,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:06:24,939 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:06:24,944 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,946 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,950 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,951 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:06:24,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:06:24,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:06:24,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:06:24,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:24" (1/1) ... [2024-12-06 03:06:24,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:06:24,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:06:24,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:06:24,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2deaf07a-c934-4f60-b4ff-4aa5055b046a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:06:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:06:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:06:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:06:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:06:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:06:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:06:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:06:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:06:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:06:25,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:06:25,056 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:06:25,057 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:06:25,170 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-06 03:06:25,170 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:06:25,217 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:06:25,217 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:06:25,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:06:25 BoogieIcfgContainer [2024-12-06 03:06:25,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:06:25,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:06:25,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:06:25,225 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:06:25,225 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:06:25" (1/1) ... [2024-12-06 03:06:25,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:06:25,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-12-06 03:06:25,270 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-12-06 03:06:25,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:06:25,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:25,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:25,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:25,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 24 transitions. [2024-12-06 03:06:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-12-06 03:06:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:06:25,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:25,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:25,711 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 20 states and 38 transitions. [2024-12-06 03:06:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2024-12-06 03:06:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:06:25,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:25,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:06:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:25,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:06:25,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:06:26,073 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 11 treesize of output 7 [2024-12-06 03:06:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:26,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 26 states and 59 transitions. [2024-12-06 03:06:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 59 transitions. [2024-12-06 03:06:26,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:06:26,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:26,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:06:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:26,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 03:06:26,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:06:26,945 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 11 treesize of output 7 [2024-12-06 03:06:26,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:06:27,000 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 22 [2024-12-06 03:06:27,310 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:27,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:27,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 29 states and 71 transitions. [2024-12-06 03:06:27,935 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 71 transitions. [2024-12-06 03:06:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:06:27,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:27,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:27,999 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 30 states and 73 transitions. [2024-12-06 03:06:28,126 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 73 transitions. [2024-12-06 03:06:28,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:06:28,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:28,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:28,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:29,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:29,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 37 states and 90 transitions. [2024-12-06 03:06:29,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 90 transitions. [2024-12-06 03:06:29,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:06:29,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:29,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:06:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:29,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 03:06:29,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:06:29,676 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 11 treesize of output 7 [2024-12-06 03:06:29,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:06:29,874 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 28 treesize of output 27 [2024-12-06 03:06:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 42 states and 110 transitions. [2024-12-06 03:06:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 110 transitions. [2024-12-06 03:06:31,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:06:31,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:31,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:31,754 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:32,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:32,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 44 states and 116 transitions. [2024-12-06 03:06:32,293 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 116 transitions. [2024-12-06 03:06:32,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:06:32,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:32,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:06:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:32,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 03:06:32,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:06:32,415 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 11 [2024-12-06 03:06:32,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:34,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 50 states and 130 transitions. [2024-12-06 03:06:34,925 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 130 transitions. [2024-12-06 03:06:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:06:34,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:34,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:06:36,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:36,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 52 states and 133 transitions. [2024-12-06 03:06:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 133 transitions. [2024-12-06 03:06:36,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:06:36,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:36,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:36,117 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:06:36,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:36,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 54 states and 139 transitions. [2024-12-06 03:06:36,562 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 139 transitions. [2024-12-06 03:06:36,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:06:36,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:36,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:06:38,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:38,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 61 states and 156 transitions. [2024-12-06 03:06:38,980 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 156 transitions. [2024-12-06 03:06:38,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:06:38,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:38,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:06:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:39,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 03:06:39,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:06:39,057 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 11 treesize of output 7 [2024-12-06 03:06:39,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:06:39,188 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 22 [2024-12-06 03:06:39,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:06:39,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:06:39,917 INFO L349 Elim1Store]: treesize reduction 22, result has 43.6 percent of original size [2024-12-06 03:06:39,917 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 2 case distinctions, treesize of input 39 treesize of output 49 [2024-12-06 03:07:23,706 WARN L286 SmtUtils]: Spent 33.45s on a formula simplification. DAG size of input: 56 DAG size of output: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:07:23,787 INFO L349 Elim1Store]: treesize reduction 107, result has 30.5 percent of original size [2024-12-06 03:07:23,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 89 treesize of output 107 [2024-12-06 03:07:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:08:11,203 WARN L286 SmtUtils]: Spent 20.10s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:08:12,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:12,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 63 states and 161 transitions. [2024-12-06 03:08:12,228 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 161 transitions. [2024-12-06 03:08:12,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:08:12,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:12,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:08:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:08:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:08:12,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 03:08:12,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:08:12,306 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 11 treesize of output 7 [2024-12-06 03:08:12,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:08:12,319 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 22 [2024-12-06 03:08:12,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:08:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:08:12,607 INFO L349 Elim1Store]: treesize reduction 22, result has 43.6 percent of original size [2024-12-06 03:08:12,608 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 2 case distinctions, treesize of input 39 treesize of output 49 [2024-12-06 03:08:15,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:08:15,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:08:15,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:08:15,829 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:08:15,829 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 1 case distinctions, treesize of input 44 treesize of output 46 [2024-12-06 03:10:43,479 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:13:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:13:31,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 65 states and 167 transitions. [2024-12-06 03:13:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 167 transitions. [2024-12-06 03:13:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:13:31,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:13:31,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:13:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:13:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:13:31,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 03:13:31,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:13:31,299 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 11 treesize of output 7 [2024-12-06 03:13:31,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:13:31,338 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 28 treesize of output 27 [2024-12-06 03:13:33,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:13:33,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:13:33,975 INFO L349 Elim1Store]: treesize reduction 30, result has 45.5 percent of original size [2024-12-06 03:13:33,975 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 2 case distinctions, treesize of input 44 treesize of output 58 [2024-12-06 03:14:43,192 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:16:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:33,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 66 states and 172 transitions. [2024-12-06 03:16:33,178 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 172 transitions. [2024-12-06 03:16:33,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:16:33,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:33,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:33,225 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:16:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:34,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 67 states and 173 transitions. [2024-12-06 03:16:34,162 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 173 transitions. [2024-12-06 03:16:34,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:16:34,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:34,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 03:16:35,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:35,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 69 states and 179 transitions. [2024-12-06 03:16:35,670 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 179 transitions. [2024-12-06 03:16:35,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:16:35,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:35,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:36,604 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:16:44,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:44,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 78 states and 200 transitions. [2024-12-06 03:16:44,976 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 200 transitions. [2024-12-06 03:16:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:16:44,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:44,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:16:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:45,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 03:16:45,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:16:45,632 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 11 [2024-12-06 03:16:46,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:17:23,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:17:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 88 states and 227 transitions. [2024-12-06 03:17:23,789 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 227 transitions. [2024-12-06 03:17:23,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:17:23,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:17:23,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:17:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:17:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:17:23,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 03:17:23,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:17:24,110 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 13 treesize of output 9 [2024-12-06 03:17:24,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:17:24,942 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 29 [2024-12-06 03:17:25,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:17:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:17:25,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:17:25,313 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:17:25,313 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 1 case distinctions, treesize of input 46 treesize of output 48 [2024-12-06 03:17:27,496 INFO L349 Elim1Store]: treesize reduction 34, result has 2.9 percent of original size [2024-12-06 03:17:27,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 150 treesize of output 78 [2024-12-06 03:17:27,503 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:18:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:18:36,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 71 states and 139 transitions. [2024-12-06 03:18:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2024-12-06 03:18:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:18:36,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:18:36,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:18:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:18:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:18:36,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 03:18:36,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:18:37,244 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 11 [2024-12-06 03:18:38,984 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:18:51,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:18:51,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 80 states and 158 transitions. [2024-12-06 03:18:51,274 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 158 transitions. [2024-12-06 03:18:51,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:18:51,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:18:51,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:18:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:18:51,347 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 03:18:58,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:18:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 88 states and 176 transitions. [2024-12-06 03:18:58,535 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 176 transitions. [2024-12-06 03:18:58,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:18:58,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:18:58,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:18:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:18:58,598 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:19:01,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:19:01,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 91 states and 180 transitions. [2024-12-06 03:19:01,596 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 180 transitions. [2024-12-06 03:19:01,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:19:01,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:19:01,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:19:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:19:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:19:01,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 03:19:01,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:19:02,367 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 13 treesize of output 9 [2024-12-06 03:19:03,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:19:03,366 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 29 [2024-12-06 03:19:05,659 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:19:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:19:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 90 states and 175 transitions. [2024-12-06 03:19:26,364 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 175 transitions. [2024-12-06 03:19:26,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:19:26,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:19:26,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:19:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:19:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:20:52,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:20:52,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 93 states and 177 transitions. [2024-12-06 03:20:52,494 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 177 transitions. [2024-12-06 03:20:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:20:52,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:20:52,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:20:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:20:54,153 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:21:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:21:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 103 states and 198 transitions. [2024-12-06 03:21:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 198 transitions. [2024-12-06 03:21:05,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:21:05,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:21:05,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:21:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:21:06,932 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 03:21:09,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:21:09,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 104 states and 198 transitions. [2024-12-06 03:21:09,915 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 198 transitions. [2024-12-06 03:21:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:21:09,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:21:09,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:21:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:21:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:21:09,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 03:21:09,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:21:10,276 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 11 [2024-12-06 03:21:12,919 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:21:33,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:21:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 116 states and 223 transitions. [2024-12-06 03:21:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 223 transitions. [2024-12-06 03:21:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:21:33,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:21:33,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:21:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:21:35,021 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.