./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0464cc7a685168b5fc1a1b0dd8da6141b4b98c7c538345750bda8185cd005644 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:21,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:21,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:20:21,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:20:21,417 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:20:21,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:21,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:21,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:21,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:21,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:21,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:21,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:21,461 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:20:21,463 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:20:21,464 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:20:21,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:21,466 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:21,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:21,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:21,471 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:21,471 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:20:21,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:21,472 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:21,473 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:21,473 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:21,473 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:21,474 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:21,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:21,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:21,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:21,476 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:21,476 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:20:21,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:20:21,477 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0464cc7a685168b5fc1a1b0dd8da6141b4b98c7c538345750bda8185cd005644 [2024-11-08 23:20:21,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:21,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:21,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:21,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:21,850 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:21,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c Unable to find full path for "g++" [2024-11-08 23:20:24,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:24,436 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:24,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c [2024-11-08 23:20:24,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/data/66b3b26c8/6f42a500f6ee406f9db6ce19587401d6/FLAG43d70539f [2024-11-08 23:20:24,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/data/66b3b26c8/6f42a500f6ee406f9db6ce19587401d6 [2024-11-08 23:20:24,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:24,465 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:24,467 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:24,467 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:24,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:24,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4747f7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24, skipping insertion in model container [2024-11-08 23:20:24,475 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,500 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:24,717 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_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c[1076,1089] [2024-11-08 23:20:24,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:24,844 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:24,855 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_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/sv-benchmarks/c/recursified_nla-digbench/recursified_dijkstra-u.c[1076,1089] [2024-11-08 23:20:24,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:24,911 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:24,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24 WrapperNode [2024-11-08 23:20:24,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:24,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:24,913 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:24,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:24,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,963 INFO L138 Inliner]: procedures = 17, calls = 173, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 114 [2024-11-08 23:20:24,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:24,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:24,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:24,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:24,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,987 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:24,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:25,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:25,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:25,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:25,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:25,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:25,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:25,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:24" (1/1) ... [2024-11-08 23:20:25,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:25,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:25,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:25,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7f36e2-d4ae-4029-934d-1e58dbef5bb3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:25,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_29_to_33_0 [2024-11-08 23:20:25,115 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_29_to_33_0 [2024-11-08 23:20:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:20:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:20:25,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:20:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_37_to_53_0 [2024-11-08 23:20:25,116 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_37_to_53_0 [2024-11-08 23:20:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:25,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:20:25,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:20:25,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:20:25,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:20:25,301 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:25,304 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:25,787 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:25,787 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:25,891 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:25,891 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:20:25,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:25 BoogieIcfgContainer [2024-11-08 23:20:25,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:25,892 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:25,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:25,904 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:25,904 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:25" (1/1) ... [2024-11-08 23:20:25,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:25,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:25,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2024-11-08 23:20:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2024-11-08 23:20:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:20:25,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:25,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:26,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:20:26,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:26,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2024-11-08 23:20:26,366 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2024-11-08 23:20:26,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:20:26,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:26,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:28,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:20:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:29,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 76 transitions. [2024-11-08 23:20:29,835 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2024-11-08 23:20:29,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:20:29,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:29,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:20:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:30,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-11-08 23:20:30,012 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:30,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:20:30,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:20:30,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:20:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:20:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:20:30,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:20:30,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:20:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:20:30,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 37 [2024-11-08 23:20:30,173 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-08 23:20:30,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-11-08 23:20:30,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 38 [2024-11-08 23:21:12,602 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:21:12,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 54 treesize of output 70 [2024-11-08 23:21:12,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:26:03,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:03,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 59 states and 118 transitions. [2024-11-08 23:26:03,789 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 118 transitions. [2024-11-08 23:26:03,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:26:03,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:03,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:26:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:26:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 65 states and 137 transitions. [2024-11-08 23:26:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 137 transitions. [2024-11-08 23:26:33,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:26:33,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:33,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:26:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:58,569 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:27:32,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 72 states and 160 transitions. [2024-11-08 23:27:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 160 transitions. [2024-11-08 23:27:32,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:27:32,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:32,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:27:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:28:31,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:31,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 76 states and 175 transitions. [2024-11-08 23:28:31,002 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 175 transitions. [2024-11-08 23:28:31,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:28:31,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:31,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:28:33,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:28:35,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:35,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 76 states and 175 transitions. [2024-11-08 23:28:35,479 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 175 transitions. [2024-11-08 23:28:35,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:28:35,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:35,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:28:37,262 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:28:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:38,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 76 states and 175 transitions. [2024-11-08 23:28:38,728 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 175 transitions. [2024-11-08 23:28:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:28:38,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:38,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:02,985 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:29:25,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:25,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 76 states and 175 transitions. [2024-11-08 23:29:25,653 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 175 transitions. [2024-11-08 23:29:25,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:29:25,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:25,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:29:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:30,151 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 23:29:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:39,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 77 states and 168 transitions. [2024-11-08 23:29:39,229 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 168 transitions. [2024-11-08 23:29:39,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:29:39,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:39,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:29:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:12,957 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:30:51,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:31:01,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:31:23,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:31:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:33,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 88 states and 197 transitions. [2024-11-08 23:31:33,815 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 197 transitions. [2024-11-08 23:31:33,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:31:33,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:33,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:31:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:02,706 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:32:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 95 states and 215 transitions. [2024-11-08 23:32:44,734 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 215 transitions. [2024-11-08 23:32:44,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:32:44,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:44,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:32:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:32:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:44,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 110 conjuncts are in the unsatisfiable core [2024-11-08 23:32:44,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:32:44,997 INFO L349 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2024-11-08 23:32:44,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 53 [2024-11-08 23:32:45,056 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:32:45,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:32:45,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:32:45,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 33 [2024-11-08 23:32:54,143 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2024-11-08 23:32:54,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 24 [2024-11-08 23:32:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:33:57,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:34:08,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:34:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:43,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 107 states and 278 transitions. [2024-11-08 23:34:43,606 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 278 transitions. [2024-11-08 23:34:43,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:34:43,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:43,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:34:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:43,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-11-08 23:34:43,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:43,929 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:34:43,945 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,946 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,946 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,947 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,949 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:34:43,960 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,961 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,964 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:34:43,983 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,984 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,984 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 23:34:43,987 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:34:43,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:43,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 33 [2024-11-08 23:34:44,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:34:44,082 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-08 23:34:44,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 49 [2024-11-08 23:34:47,708 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-08 23:34:47,708 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 2 case distinctions, treesize of input 44 treesize of output 48 [2024-11-08 23:35:02,731 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 23:35:02,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 23 [2024-11-08 23:35:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.