./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array10_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/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_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array10_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/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_0cbf73a5-c783-4ab3-b647-68af6aa23130/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 0942a0394519a722254bfe5a1820a904a71ba1b47e3e66c2c8dc2abe6585692f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:10:02,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:10:02,620 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:10:02,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:10:02,626 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:10:02,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:10:02,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:10:02,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:10:02,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:10:02,654 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:10:02,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:10:02,655 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:10:02,656 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:10:02,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:10:02,657 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:10:02,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:10:02,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:10:02,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:10:02,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:10:02,659 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:10:02,659 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:10:02,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:10:02,664 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:10:02,664 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:10:02,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:10:02,665 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:10:02,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:10:02,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:10:02,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:10:02,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:10:02,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:10:02,667 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:10:02,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:10:02,668 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_0cbf73a5-c783-4ab3-b647-68af6aa23130/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0942a0394519a722254bfe5a1820a904a71ba1b47e3e66c2c8dc2abe6585692f [2024-11-08 23:10:03,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:10:03,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:10:03,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:10:03,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:10:03,100 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:10:03,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-patterns/array10_pattern.c Unable to find full path for "g++" [2024-11-08 23:10:05,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:10:05,930 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:10:05,931 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/sv-benchmarks/c/array-patterns/array10_pattern.c [2024-11-08 23:10:05,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/data/e157a647f/f1414ff2635c44628575e3a3a496bcc7/FLAG05c00a920 [2024-11-08 23:10:05,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/data/e157a647f/f1414ff2635c44628575e3a3a496bcc7 [2024-11-08 23:10:05,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:10:05,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:10:05,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:10:05,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:10:05,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:10:05,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:10:05" (1/1) ... [2024-11-08 23:10:05,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fecd2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:05, skipping insertion in model container [2024-11-08 23:10:06,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:10:05" (1/1) ... [2024-11-08 23:10:06,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:10:06,323 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_0cbf73a5-c783-4ab3-b647-68af6aa23130/sv-benchmarks/c/array-patterns/array10_pattern.c[1326,1339] [2024-11-08 23:10:06,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:10:06,388 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:10:06,403 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_0cbf73a5-c783-4ab3-b647-68af6aa23130/sv-benchmarks/c/array-patterns/array10_pattern.c[1326,1339] [2024-11-08 23:10:06,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:10:06,444 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:10:06,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06 WrapperNode [2024-11-08 23:10:06,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:10:06,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:10:06,448 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:10:06,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:10:06,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,508 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-11-08 23:10:06,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:10:06,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:10:06,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:10:06,510 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:10:06,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,549 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:10:06,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:10:06,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:10:06,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:10:06,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:06" (1/1) ... [2024-11-08 23:10:06,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:10:06,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:10:06,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:10:06,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbf73a5-c783-4ab3-b647-68af6aa23130/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:10:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:10:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:10:06,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:10:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:10:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:10:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:10:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:10:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:10:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:10:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:10:06,757 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:10:06,759 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:10:07,000 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-08 23:10:07,001 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:10:07,090 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:10:07,090 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:10:07,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:10:07 BoogieIcfgContainer [2024-11-08 23:10:07,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:10:07,092 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:10:07,093 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:10:07,107 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:10:07,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:10:07" (1/1) ... [2024-11-08 23:10:07,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:10:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:07,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-08 23:10:07,197 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-08 23:10:07,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:10:07,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:07,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:07,401 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 23:10:07,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:07,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-08 23:10:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-08 23:10:07,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:10:07,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:07,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:07,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:10:08,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:08,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-08 23:10:08,128 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-08 23:10:08,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:10:08,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:08,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:08,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:10:08,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-08 23:10:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-08 23:10:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:10:08,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:08,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:10:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2024-11-08 23:10:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2024-11-08 23:10:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:10:08,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:08,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:10:09,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:09,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-08 23:10:09,037 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-08 23:10:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:10:09,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:09,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:09,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-08 23:10:09,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:09,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:10:09,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2024-11-08 23:10:09,567 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:10:09,571 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2024-11-08 23:10:09,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:09,587 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 19 treesize of output 18 [2024-11-08 23:10:10,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:10,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 47 [2024-11-08 23:10:10,864 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:22,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 23:10:23,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2024-11-08 23:10:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2024-11-08 23:10:23,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:10:23,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:23,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:24,338 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:10:28,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:28,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2024-11-08 23:10:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2024-11-08 23:10:28,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:10:28,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:28,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:29,105 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:10:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:29,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2024-11-08 23:10:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2024-11-08 23:10:29,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:10:29,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:29,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:29,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-08 23:10:30,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:30,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:10:30,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-08 23:10:30,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-08 23:10:32,586 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:10:32,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:32,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 154 [2024-11-08 23:10:32,725 INFO L349 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2024-11-08 23:10:32,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 93 [2024-11-08 23:10:32,851 INFO L349 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2024-11-08 23:10:32,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 105 treesize of output 154 [2024-11-08 23:10:33,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:33,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:33,565 INFO L349 Elim1Store]: treesize reduction 49, result has 34.7 percent of original size [2024-11-08 23:10:33,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 101 treesize of output 69 [2024-11-08 23:10:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:33,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:33,747 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-08 23:10:33,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 51 [2024-11-08 23:10:35,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 33 [2024-11-08 23:10:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:10:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:44,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 64 states and 105 transitions. [2024-11-08 23:10:44,512 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 105 transitions. [2024-11-08 23:10:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:10:44,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:44,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:44,770 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-08 23:10:44,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:44,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:10:45,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-08 23:10:46,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:46,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 47 [2024-11-08 23:10:47,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:10:47,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 68 [2024-11-08 23:10:47,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-08 23:10:47,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-08 23:10:48,116 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:10:56,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:56,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 77 states and 128 transitions. [2024-11-08 23:10:56,811 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 128 transitions. [2024-11-08 23:10:56,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:10:56,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:56,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:11:00,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:00,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 80 states and 134 transitions. [2024-11-08 23:11:00,585 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 134 transitions. [2024-11-08 23:11:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:11:00,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:00,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:11:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 90 states and 151 transitions. [2024-11-08 23:11:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 151 transitions. [2024-11-08 23:11:08,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:11:08,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:08,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:11:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:10,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 91 states and 157 transitions. [2024-11-08 23:11:10,249 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 157 transitions. [2024-11-08 23:11:10,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:11:10,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:10,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:10,372 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:11:11,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:11,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2024-11-08 23:11:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2024-11-08 23:11:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:11:11,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:11,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:12,479 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:11:14,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:14,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 64 states and 88 transitions. [2024-11-08 23:11:14,390 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2024-11-08 23:11:14,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:11:14,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:14,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:11:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:14,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-08 23:11:14,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:14,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:11:14,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2024-11-08 23:11:14,680 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:11:14,681 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2024-11-08 23:11:14,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:11:14,688 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 19 treesize of output 18 [2024-11-08 23:11:14,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-08 23:11:15,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2024-11-08 23:11:17,911 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:11:17,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:11:17,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 164 [2024-11-08 23:11:17,986 INFO L349 Elim1Store]: treesize reduction 99, result has 1.0 percent of original size [2024-11-08 23:11:17,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 162 [2024-11-08 23:11:18,101 INFO L349 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2024-11-08 23:11:18,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 101 [2024-11-08 23:11:18,396 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:11:18,437 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:11:18,477 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:11:18,479 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2024-11-08 23:11:18,609 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:11:18,612 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2024-11-08 23:11:36,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 732 treesize of output 664 [2024-11-08 23:11:36,914 INFO L349 Elim1Store]: treesize reduction 22, result has 77.8 percent of original size [2024-11-08 23:11:36,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 1294 treesize of output 1184 [2024-11-08 23:11:37,156 INFO L349 Elim1Store]: treesize reduction 22, result has 77.8 percent of original size [2024-11-08 23:11:37,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 1084 treesize of output 994 [2024-11-08 23:11:44,824 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:12:04,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:12:18,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 78 states and 112 transitions. [2024-11-08 23:12:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2024-11-08 23:12:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:12:18,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:18,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:12:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:19,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-08 23:12:19,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:12:19,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:12:19,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2024-11-08 23:12:19,195 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:12:19,196 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2024-11-08 23:12:19,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:19,202 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 19 treesize of output 18 [2024-11-08 23:12:19,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-08 23:12:20,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2024-11-08 23:12:21,085 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:12:21,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:21,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 164 [2024-11-08 23:12:21,170 INFO L349 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2024-11-08 23:12:21,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 101 [2024-11-08 23:12:21,282 INFO L349 Elim1Store]: treesize reduction 99, result has 1.0 percent of original size [2024-11-08 23:12:21,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 162 [2024-11-08 23:12:21,694 INFO L349 Elim1Store]: treesize reduction 54, result has 38.6 percent of original size [2024-11-08 23:12:21,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 52 [2024-11-08 23:12:21,853 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:12:21,855 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2024-11-08 23:12:21,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:21,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:21,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:22,085 INFO L349 Elim1Store]: treesize reduction 83, result has 25.9 percent of original size [2024-11-08 23:12:22,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 106 treesize of output 87 [2024-11-08 23:12:24,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 40 [2024-11-08 23:12:25,020 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:12:28,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 23:12:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 85 states and 122 transitions. [2024-11-08 23:12:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2024-11-08 23:12:37,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:12:37,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:37,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:12:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:37,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-08 23:12:37,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:12:38,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:12:38,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2024-11-08 23:12:38,543 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:12:38,543 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2024-11-08 23:12:38,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:38,553 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 19 treesize of output 18 [2024-11-08 23:12:39,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-08 23:12:40,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2024-11-08 23:12:41,217 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:12:41,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:41,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 269 treesize of output 228 [2024-11-08 23:12:41,311 INFO L349 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2024-11-08 23:12:41,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 101 [2024-11-08 23:12:41,412 INFO L349 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2024-11-08 23:12:41,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 174 treesize of output 400 [2024-11-08 23:12:42,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:42,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:42,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:42,143 INFO L349 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2024-11-08 23:12:42,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 44 [2024-11-08 23:12:42,426 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:12:42,427 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2024-11-08 23:12:42,452 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:12:42,453 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2024-11-08 23:12:42,537 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:12:42,539 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2024-11-08 23:12:42,615 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:12:42,617 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2024-11-08 23:12:42,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:42,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:42,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:12:43,022 INFO L349 Elim1Store]: treesize reduction 66, result has 41.1 percent of original size [2024-11-08 23:12:43,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 215 treesize of output 204 [2024-11-08 23:12:47,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 212 treesize of output 100 [2024-11-08 23:12:48,325 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:13:02,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:02,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 87 states and 125 transitions. [2024-11-08 23:13:02,530 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2024-11-08 23:13:02,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:13:02,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:02,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:13:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:02,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-08 23:13:02,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:13:02,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:13:03,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2024-11-08 23:13:03,245 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:13:03,246 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2024-11-08 23:13:03,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:03,254 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 19 treesize of output 18 [2024-11-08 23:13:03,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-08 23:13:04,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2024-11-08 23:13:08,955 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:13:08,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:08,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 321 treesize of output 306 [2024-11-08 23:13:09,013 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:13:09,017 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 231 [2024-11-08 23:13:09,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:09,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 229 [2024-11-08 23:13:09,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:09,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:09,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:09,119 INFO L349 Elim1Store]: treesize reduction 156, result has 0.6 percent of original size [2024-11-08 23:13:09,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 153 treesize of output 335 [2024-11-08 23:13:09,151 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-08 23:13:09,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:09,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:09,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:09,383 INFO L349 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2024-11-08 23:13:09,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 82 [2024-11-08 23:13:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:10,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:10,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:10,492 INFO L349 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2024-11-08 23:13:10,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 44 [2024-11-08 23:13:10,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:10,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:10,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:10,946 INFO L349 Elim1Store]: treesize reduction 162, result has 0.6 percent of original size [2024-11-08 23:13:10,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 255 treesize of output 257 [2024-11-08 23:13:11,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:11,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:11,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:13:11,308 INFO L349 Elim1Store]: treesize reduction 119, result has 27.0 percent of original size [2024-11-08 23:13:11,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 216 treesize of output 192 [2024-11-08 23:13:11,440 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:13:11,441 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2024-11-08 23:13:11,569 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:13:11,570 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2024-11-08 23:13:11,746 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:13:11,747 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2024-11-08 23:13:24,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 618 treesize of output 532 [2024-11-08 23:13:24,811 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:13:24,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 3 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 25 case distinctions, treesize of input 798 treesize of output 954 [2024-11-08 23:13:25,141 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:13:25,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 462 treesize of output 536 [2024-11-08 23:15:14,723 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:15:44,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:16:01,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:16:51,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 98 states and 142 transitions. [2024-11-08 23:16:51,356 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 142 transitions. [2024-11-08 23:16:51,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:16:51,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:51,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:16:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:16:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:51,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-08 23:16:51,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:51,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:16:51,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-08 23:16:51,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-08 23:16:52,581 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:16:52,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:16:52,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 154 [2024-11-08 23:16:52,673 INFO L349 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2024-11-08 23:16:52,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 93 [2024-11-08 23:16:52,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:16:52,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:16:52,777 INFO L349 Elim1Store]: treesize reduction 54, result has 1.8 percent of original size [2024-11-08 23:16:52,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 92 treesize of output 133 [2024-11-08 23:16:53,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:16:53,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:16:53,229 INFO L349 Elim1Store]: treesize reduction 32, result has 31.9 percent of original size [2024-11-08 23:16:53,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 28 [2024-11-08 23:16:53,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:16:53,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:16:53,546 INFO L349 Elim1Store]: treesize reduction 32, result has 31.9 percent of original size [2024-11-08 23:16:53,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 28 [2024-11-08 23:16:58,130 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:16:58,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:16:58,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 169 [2024-11-08 23:16:58,187 INFO L349 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2024-11-08 23:16:58,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 125 treesize of output 172 [2024-11-08 23:16:58,254 INFO L349 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2024-11-08 23:16:58,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 111 [2024-11-08 23:16:58,639 INFO L349 Elim1Store]: treesize reduction 42, result has 28.8 percent of original size [2024-11-08 23:16:58,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 50 [2024-11-08 23:16:59,057 INFO L349 Elim1Store]: treesize reduction 50, result has 45.1 percent of original size [2024-11-08 23:16:59,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 154 treesize of output 117 [2024-11-08 23:17:01,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 29 [2024-11-08 23:17:01,233 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:17:21,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-08 23:17:23,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 96 states and 138 transitions. [2024-11-08 23:17:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2024-11-08 23:17:23,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:17:23,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:23,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:17:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:23,900 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:17:33,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:17:43,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:17:43,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:43,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 99 states and 141 transitions. [2024-11-08 23:17:43,547 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2024-11-08 23:17:43,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:17:43,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:43,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:17:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:18:34,169 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification. DAG size of input: 256 DAG size of output: 152 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:19:08,779 WARN L286 SmtUtils]: Spent 15.69s on a formula simplification. DAG size of input: 252 DAG size of output: 148 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:19:16,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:16,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 105 states and 150 transitions. [2024-11-08 23:19:16,521 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2024-11-08 23:19:16,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:19:16,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:16,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:19:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:19:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:16,696 WARN L253 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-11-08 23:19:16,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:16,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:19:16,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-08 23:19:17,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-08 23:19:18,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2024-11-08 23:19:20,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 75 [2024-11-08 23:19:26,181 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:19:26,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:19:26,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 238 [2024-11-08 23:19:26,272 INFO L349 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2024-11-08 23:19:26,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 60 treesize of output 109 [2024-11-08 23:19:26,382 INFO L349 Elim1Store]: treesize reduction 248, result has 0.4 percent of original size [2024-11-08 23:19:26,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 179 treesize of output 413 [2024-11-08 23:19:26,986 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:19:26,988 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2024-11-08 23:19:27,250 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:19:27,251 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2024-11-08 23:19:27,333 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:19:27,334 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2024-11-08 23:19:27,458 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:19:27,459 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2024-11-08 23:19:27,789 INFO L349 Elim1Store]: treesize reduction 109, result has 30.6 percent of original size [2024-11-08 23:19:27,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 122 treesize of output 114 [2024-11-08 23:19:28,213 INFO L349 Elim1Store]: treesize reduction 120, result has 33.7 percent of original size [2024-11-08 23:19:28,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 149 treesize of output 151 [2024-11-08 23:19:40,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 368 treesize of output 288 [2024-11-08 23:19:40,482 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:19:40,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 318 treesize of output 282 [2024-11-08 23:19:40,535 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:19:40,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 227 treesize of output 199 [2024-11-08 23:19:42,199 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:20:22,833 WARN L286 SmtUtils]: Spent 11.12s on a formula simplification. DAG size of input: 207 DAG size of output: 166 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:20:39,763 WARN L286 SmtUtils]: Spent 10.42s on a formula simplification that was a NOOP. DAG size: 168 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:20:57,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:57,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 119 states and 172 transitions. [2024-11-08 23:20:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2024-11-08 23:20:57,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:20:57,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:57,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:20:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:57,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-11-08 23:20:57,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:57,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 23:20:57,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2024-11-08 23:20:57,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-08 23:20:57,472 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 19 treesize of output 18 [2024-11-08 23:20:58,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-08 23:20:59,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2024-11-08 23:21:01,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 75 [2024-11-08 23:21:06,673 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-08 23:21:06,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:06,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 238 [2024-11-08 23:21:06,784 INFO L349 Elim1Store]: treesize reduction 248, result has 0.4 percent of original size [2024-11-08 23:21:06,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 179 treesize of output 413 [2024-11-08 23:21:07,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,132 INFO L349 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2024-11-08 23:21:07,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 93 [2024-11-08 23:21:07,311 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:21:07,311 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2024-11-08 23:21:07,352 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:21:07,353 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2024-11-08 23:21:07,399 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:21:07,400 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2024-11-08 23:21:07,500 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-08 23:21:07,508 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:21:07,509 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2024-11-08 23:21:07,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,633 INFO L349 Elim1Store]: treesize reduction 132, result has 0.8 percent of original size [2024-11-08 23:21:07,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 183 treesize of output 198 [2024-11-08 23:21:07,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 39 treesize of output 9 [2024-11-08 23:21:07,709 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:21:07,710 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2024-11-08 23:21:07,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:07,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:21:08,118 INFO L349 Elim1Store]: treesize reduction 104, result has 30.2 percent of original size [2024-11-08 23:21:08,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 133 treesize of output 104