./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array18_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/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_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array18_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/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_117662ea-bf59-456e-a9ea-ca8ac6fef77a/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 4d58909a91b196e39d7623dd2e1e4d9b2698d6fa8ff06c2897eb5762e2e2e408 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:05,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:05,908 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:04:05,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:05,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:05,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:05,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:05,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:05,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:05,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:05,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:05,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:05,947 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:05,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:05,949 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:05,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:05,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:05,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:05,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:05,952 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:05,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:05,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:05,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:05,954 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:05,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:05,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:05,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:05,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:05,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:05,958 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:05,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:05,959 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:05,960 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_117662ea-bf59-456e-a9ea-ca8ac6fef77a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d58909a91b196e39d7623dd2e1e4d9b2698d6fa8ff06c2897eb5762e2e2e408 [2023-11-12 00:04:06,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:06,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:06,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:06,243 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:06,244 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:06,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-patterns/array18_pattern.c [2023-11-12 00:04:09,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:09,720 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:09,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/sv-benchmarks/c/array-patterns/array18_pattern.c [2023-11-12 00:04:09,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/data/0ddc1a6bc/e96d5730efe4411aa3c8ae3bf51585e7/FLAG6fc286905 [2023-11-12 00:04:09,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/data/0ddc1a6bc/e96d5730efe4411aa3c8ae3bf51585e7 [2023-11-12 00:04:09,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:09,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:09,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:09,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:09,754 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:09,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:09" (1/1) ... [2023-11-12 00:04:09,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ccfe1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:09, skipping insertion in model container [2023-11-12 00:04:09,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:09" (1/1) ... [2023-11-12 00:04:09,778 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:09,935 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_117662ea-bf59-456e-a9ea-ca8ac6fef77a/sv-benchmarks/c/array-patterns/array18_pattern.c[1444,1457] [2023-11-12 00:04:09,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:09,975 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:09,987 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_117662ea-bf59-456e-a9ea-ca8ac6fef77a/sv-benchmarks/c/array-patterns/array18_pattern.c[1444,1457] [2023-11-12 00:04:10,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:10,017 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:10,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10 WrapperNode [2023-11-12 00:04:10,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:10,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:10,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:10,019 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:10,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,075 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-12 00:04:10,079 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:10,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:10,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:10,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:10,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:10,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:10,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:10,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:10,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:10,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:10,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:10,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_117662ea-bf59-456e-a9ea-ca8ac6fef77a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:10,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:10,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:04:10,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:04:10,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:10,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:10,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:10,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:10,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:04:10,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:10,296 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:10,298 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:10,531 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:10,651 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:10,651 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-12 00:04:10,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:10 BoogieIcfgContainer [2023-11-12 00:04:10,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:10,655 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:10,655 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:10,666 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:10,666 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:10" (1/1) ... [2023-11-12 00:04:10,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:10,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2023-11-12 00:04:10,736 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2023-11-12 00:04:10,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:04:10,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:10,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:10,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:04:10,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:11,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:11,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-12 00:04:11,016 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-12 00:04:11,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:04:11,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:11,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:11,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:04:11,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:11,241 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:04:11,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2023-11-12 00:04:11,346 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-11-12 00:04:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:04:11,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:11,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:11,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:04:11,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:11,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:11,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:11,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2023-11-12 00:04:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2023-11-12 00:04:11,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:04:11,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:11,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:12,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:04:12,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:12,114 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:12,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2023-11-12 00:04:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2023-11-12 00:04:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:04:12,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:12,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:12,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:04:12,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:12,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:04:12,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:12,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2023-11-12 00:04:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2023-11-12 00:04:12,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:12,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:12,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:12,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:04:12,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:12,911 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:04:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:12,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2023-11-12 00:04:12,965 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2023-11-12 00:04:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:12,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:12,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:13,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:13,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:13,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:13,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2023-11-12 00:04:13,553 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2023-11-12 00:04:13,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:13,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:13,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:13,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:04:13,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:04:13,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:13,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2023-11-12 00:04:13,931 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2023-11-12 00:04:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:04:13,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:13,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:13,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:04:13,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:14,165 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:14,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 55 states and 99 transitions. [2023-11-12 00:04:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2023-11-12 00:04:14,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:04:14,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:14,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:14,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-12 00:04:14,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:15,282 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 [2023-11-12 00:04:16,263 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 197 treesize of output 177 [2023-11-12 00:04:16,692 INFO L322 Elim1Store]: treesize reduction 174, result has 37.6 percent of original size [2023-11-12 00:04:16,693 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 209 treesize of output 334 [2023-11-12 00:04:17,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:04:17,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:04:17,501 INFO L322 Elim1Store]: treesize reduction 59, result has 31.4 percent of original size [2023-11-12 00:04:17,502 INFO L351 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 6 case distinctions, treesize of input 167 treesize of output 99 [2023-11-12 00:04:17,816 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:04:17,819 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2023-11-12 00:04:17,880 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:04:17,882 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2023-11-12 00:04:18,497 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-12 00:04:18,572 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:04:21,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 55 states and 112 transitions. [2023-11-12 00:04:21,271 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 112 transitions. [2023-11-12 00:04:21,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:04:21,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:21,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:21,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-12 00:04:21,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:21,403 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 [2023-11-12 00:04:21,819 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 197 treesize of output 177 [2023-11-12 00:04:22,248 INFO L322 Elim1Store]: treesize reduction 178, result has 36.2 percent of original size [2023-11-12 00:04:22,248 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 209 treesize of output 330 [2023-11-12 00:04:23,045 INFO L322 Elim1Store]: treesize reduction 59, result has 31.4 percent of original size [2023-11-12 00:04:23,046 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 202 treesize of output 130 [2023-11-12 00:04:23,404 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:04:23,406 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2023-11-12 00:04:23,456 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:04:23,458 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2023-11-12 00:04:23,747 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 11 [2023-11-12 00:04:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:04:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 63 states and 126 transitions. [2023-11-12 00:04:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 126 transitions. [2023-11-12 00:04:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:04:25,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:25,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:25,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:25,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:25,707 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:26,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:26,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 66 states and 134 transitions. [2023-11-12 00:04:26,936 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 134 transitions. [2023-11-12 00:04:26,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:04:26,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:26,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:26,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:26,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:27,008 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:27,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:27,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 67 states and 135 transitions. [2023-11-12 00:04:27,348 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 135 transitions. [2023-11-12 00:04:27,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:04:27,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:27,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:27,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:27,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:28,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:28,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 68 states and 141 transitions. [2023-11-12 00:04:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 141 transitions. [2023-11-12 00:04:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:04:28,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:28,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:28,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:28,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:29,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:29,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 69 states and 145 transitions. [2023-11-12 00:04:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 145 transitions. [2023-11-12 00:04:29,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:04:29,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:29,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:29,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:29,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:29,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:29,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 70 states and 147 transitions. [2023-11-12 00:04:29,464 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 147 transitions. [2023-11-12 00:04:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:04:29,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:29,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:29,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:29,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:29,617 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:29,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 71 states and 148 transitions. [2023-11-12 00:04:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 148 transitions. [2023-11-12 00:04:29,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:04:29,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:29,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:30,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:30,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:31,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:31,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 74 states and 152 transitions. [2023-11-12 00:04:31,348 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 152 transitions. [2023-11-12 00:04:31,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:04:31,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:31,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:31,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:31,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:31,407 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:04:31,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:31,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 75 states and 153 transitions. [2023-11-12 00:04:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 153 transitions. [2023-11-12 00:04:31,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:04:31,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:31,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:31,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:31,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-12 00:04:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:34,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 65 states and 128 transitions. [2023-11-12 00:04:34,057 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 128 transitions. [2023-11-12 00:04:34,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:04:34,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:34,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:34,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:34,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:34,161 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-12 00:04:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:36,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 72 states and 137 transitions. [2023-11-12 00:04:36,020 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 137 transitions. [2023-11-12 00:04:36,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:04:36,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:36,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:36,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:36,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:37,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 76 states and 151 transitions. [2023-11-12 00:04:37,576 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2023-11-12 00:04:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:04:37,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:37,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:37,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:37,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:37,693 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:04:38,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 78 states and 152 transitions. [2023-11-12 00:04:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2023-11-12 00:04:38,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:04:38,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:38,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:38,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-12 00:04:38,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:39,669 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 [2023-11-12 00:04:40,177 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-12 00:04:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 76 states and 148 transitions. [2023-11-12 00:04:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 148 transitions. [2023-11-12 00:04:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:04:44,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:44,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:44,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:44,400 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:04:44,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:44,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 77 states and 150 transitions. [2023-11-12 00:04:44,834 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2023-11-12 00:04:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:04:44,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:44,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:44,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:04:44,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:44,946 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-12 00:04:45,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:45,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 78 states and 152 transitions. [2023-11-12 00:04:45,329 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2023-11-12 00:04:45,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:04:45,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:45,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:45,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 77 conjunts are in the unsatisfiable core [2023-11-12 00:04:45,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:45,581 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 [2023-11-12 00:04:45,689 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 21 treesize of output 20 [2023-11-12 00:04:46,276 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:04:46,277 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2023-11-12 00:04:46,511 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:04:46,511 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2023-11-12 00:04:49,782 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 267 treesize of output 241 [2023-11-12 00:04:50,292 INFO L322 Elim1Store]: treesize reduction 933, result has 11.7 percent of original size [2023-11-12 00:04:50,293 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 275 treesize of output 414 [2023-11-12 00:04:50,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:04:50,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:04:50,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:04:50,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:04:50,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:04:50,892 INFO L322 Elim1Store]: treesize reduction 360, result has 8.6 percent of original size [2023-11-12 00:04:50,893 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 195 treesize of output 92 [2023-11-12 00:04:55,999 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:04:56,000 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 133 treesize of output 51 [2023-11-12 00:04:56,009 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.