./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array17_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array17_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV --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 1bbdbab39b20ef0f9bb51ea0fb71bf773586866898cf5babc34262381f9b9103 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:45:24,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:45:24,649 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:45:24,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:45:24,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:45:24,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:45:24,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:45:24,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:45:24,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:45:24,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:45:24,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:45:24,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:45:24,687 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:45:24,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:45:24,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:45:24,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:45:24,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:45:24,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:45:24,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:45:24,691 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:45:24,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:45:24,693 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:45:24,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:45:24,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:45:24,695 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:45:24,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:24,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:45:24,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:45:24,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:45:24,698 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:45:24,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:45:24,699 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:45:24,699 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_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bbdbab39b20ef0f9bb51ea0fb71bf773586866898cf5babc34262381f9b9103 [2023-11-11 23:45:24,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:45:25,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:45:25,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:45:25,034 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:45:25,035 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:45:25,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-patterns/array17_pattern.c [2023-11-11 23:45:28,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:45:28,500 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:45:28,501 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/sv-benchmarks/c/array-patterns/array17_pattern.c [2023-11-11 23:45:28,510 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/data/068e6dfb7/bdcc708703e94febb18c6989f038e592/FLAG027dcae34 [2023-11-11 23:45:28,530 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/data/068e6dfb7/bdcc708703e94febb18c6989f038e592 [2023-11-11 23:45:28,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:45:28,534 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:45:28,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:28,536 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:45:28,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:45:28,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42e5e56f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28, skipping insertion in model container [2023-11-11 23:45:28,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,569 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:45:28,738 WARN L240 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_e62f7135-7c2a-4da0-bf45-90283ab291a9/sv-benchmarks/c/array-patterns/array17_pattern.c[1441,1454] [2023-11-11 23:45:28,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:28,774 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:45:28,788 WARN L240 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_e62f7135-7c2a-4da0-bf45-90283ab291a9/sv-benchmarks/c/array-patterns/array17_pattern.c[1441,1454] [2023-11-11 23:45:28,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:45:28,817 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:45:28,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28 WrapperNode [2023-11-11 23:45:28,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:45:28,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:28,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:45:28,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:45:28,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,836 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,862 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-11 23:45:28,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:45:28,863 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:45:28,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:45:28,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:45:28,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:45:28,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:45:28,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:45:28,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:45:28,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:45:28" (1/1) ... [2023-11-11 23:45:28,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:45:28,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:45:28,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:45:28,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62f7135-7c2a-4da0-bf45-90283ab291a9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:45:28,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:45:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:45:28,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:45:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:45:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:45:28,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:45:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:45:28,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:45:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:45:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:45:29,091 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:45:29,093 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:45:29,380 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:45:29,483 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:45:29,483 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:45:29,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:29 BoogieIcfgContainer [2023-11-11 23:45:29,487 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:45:29,488 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:45:29,488 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:45:29,500 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:45:29,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:29" (1/1) ... [2023-11-11 23:45:29,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:45:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2023-11-11 23:45:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2023-11-11 23:45:29,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:45:29,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:29,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:29,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:29,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:29,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-11 23:45:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-11 23:45:29,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:45:29,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:29,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:29,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:45:29,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:45:30,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:30,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2023-11-11 23:45:30,069 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-11-11 23:45:30,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:45:30,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:30,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:30,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:45:30,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:30,314 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:45:30,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2023-11-11 23:45:30,683 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2023-11-11 23:45:30,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:45:30,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:30,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:30,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:45:30,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:45:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2023-11-11 23:45:31,094 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2023-11-11 23:45:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:45:31,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:31,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:31,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:45:31,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:31,241 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:45:31,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:31,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2023-11-11 23:45:31,631 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2023-11-11 23:45:31,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:45:31,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:31,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:31,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:45:31,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:45:32,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2023-11-11 23:45:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2023-11-11 23:45:32,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:45:32,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:32,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:32,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:32,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:32,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:45:32,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:32,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2023-11-11 23:45:32,684 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2023-11-11 23:45:32,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:45:32,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:32,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:32,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:45:32,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:32,934 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:45:33,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:33,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 55 states and 99 transitions. [2023-11-11 23:45:33,580 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2023-11-11 23:45:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:45:33,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:33,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:33,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-11 23:45:33,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:34,438 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:45:34,735 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:45:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:37,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 55 states and 112 transitions. [2023-11-11 23:45:37,428 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 112 transitions. [2023-11-11 23:45:37,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:45:37,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:37,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:37,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-11 23:45:37,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:37,818 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:45:38,887 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 11 [2023-11-11 23:45:39,286 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:45:43,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:43,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 66 states and 134 transitions. [2023-11-11 23:45:43,003 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 134 transitions. [2023-11-11 23:45:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:45:43,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:43,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:43,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:43,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:43,450 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:45:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:44,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 69 states and 143 transitions. [2023-11-11 23:45:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 143 transitions. [2023-11-11 23:45:44,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:45:44,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:44,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:44,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:44,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:45:45,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 70 states and 145 transitions. [2023-11-11 23:45:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 145 transitions. [2023-11-11 23:45:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:45:45,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:45,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:45,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:45,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:45,612 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:45:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 71 states and 148 transitions. [2023-11-11 23:45:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 148 transitions. [2023-11-11 23:45:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:45:46,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:46,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:46,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:46,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:46,612 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:45:47,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:47,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 73 states and 152 transitions. [2023-11-11 23:45:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 152 transitions. [2023-11-11 23:45:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:45:47,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:47,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:47,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:47,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:47,425 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:45:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 76 states and 155 transitions. [2023-11-11 23:45:48,766 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 155 transitions. [2023-11-11 23:45:48,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:45:48,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:48,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:48,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:48,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:48,856 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:45:49,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:49,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 77 states and 156 transitions. [2023-11-11 23:45:49,137 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 156 transitions. [2023-11-11 23:45:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:45:49,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:49,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:49,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:49,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:45:49,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:49,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 79 states and 159 transitions. [2023-11-11 23:45:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 159 transitions. [2023-11-11 23:45:49,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:45:49,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:49,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:50,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:50,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:45:50,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 80 states and 159 transitions. [2023-11-11 23:45:50,438 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2023-11-11 23:45:50,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:45:50,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:50,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:50,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:50,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:45:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:52,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 67 states and 130 transitions. [2023-11-11 23:45:52,568 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2023-11-11 23:45:52,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:45:52,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:52,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:52,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:52,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:52,672 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:45:54,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:54,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 74 states and 141 transitions. [2023-11-11 23:45:54,977 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 141 transitions. [2023-11-11 23:45:54,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:45:54,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:54,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:55,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:55,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:45:56,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:56,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 78 states and 155 transitions. [2023-11-11 23:45:56,594 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2023-11-11 23:45:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:45:56,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:56,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:56,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:45:56,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:56,725 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:45:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:57,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 80 states and 156 transitions. [2023-11-11 23:45:57,951 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2023-11-11 23:45:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:45:57,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:57,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:58,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:58,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 63 conjunts are in the unsatisfiable core [2023-11-11 23:45:58,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:58,315 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:46:00,010 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 11 [2023-11-11 23:46:01,263 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 19 treesize of output 11 [2023-11-11 23:46:01,324 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:46:07,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:07,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 88 states and 172 transitions. [2023-11-11 23:46:07,635 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 172 transitions. [2023-11-11 23:46:07,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:46:07,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:07,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:07,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:46:07,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:46:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 89 states and 174 transitions. [2023-11-11 23:46:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 174 transitions. [2023-11-11 23:46:08,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:46:08,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:08,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:08,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:46:08,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:08,232 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:46:08,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:08,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 90 states and 176 transitions. [2023-11-11 23:46:08,597 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 176 transitions. [2023-11-11 23:46:08,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:46:08,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:08,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:08,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:08,805 WARN L260 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 84 conjunts are in the unsatisfiable core [2023-11-11 23:46:08,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:46:08,870 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-11 23:46:09,040 INFO L351 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 [2023-11-11 23:46:09,614 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:46:09,614 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2023-11-11 23:46:09,818 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:46:09,818 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2023-11-11 23:46:12,501 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 252 treesize of output 226 [2023-11-11 23:46:12,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:12,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:12,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:12,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:12,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:12,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:12,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:12,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:12,838 INFO L322 Elim1Store]: treesize reduction 464, result has 10.9 percent of original size [2023-11-11 23:46:12,839 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 208 treesize of output 342 [2023-11-11 23:46:13,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:13,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,292 INFO L322 Elim1Store]: treesize reduction 620, result has 9.4 percent of original size [2023-11-11 23:46:15,293 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 19 case distinctions, treesize of input 255 treesize of output 411 [2023-11-11 23:46:15,622 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:46:15,624 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 229 [2023-11-11 23:46:15,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:46:15,782 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-11 23:46:15,819 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-11 23:46:15,944 INFO L322 Elim1Store]: treesize reduction 163, result has 8.9 percent of original size [2023-11-11 23:46:15,945 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 231 treesize of output 98