./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array25_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_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/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_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array25_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/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_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/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 d5acc4e7957d3ad66d9b011b6d1c27cdde7a453adaa0d9781357dfd70a9cc20a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:02:51,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:51,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:02:51,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:02:51,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:02:51,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:51,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:51,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:51,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:51,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:51,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:51,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:51,869 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:51,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:02:51,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:51,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:51,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:51,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:51,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:51,873 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:51,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:51,875 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:51,875 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:51,876 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:51,880 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:51,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:51,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:51,882 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:51,882 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:51,883 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:02:51,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:02:51,885 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:51,885 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_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5acc4e7957d3ad66d9b011b6d1c27cdde7a453adaa0d9781357dfd70a9cc20a [2023-11-12 00:02:52,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:52,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:52,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:52,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:52,185 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:52,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-patterns/array25_pattern.c [2023-11-12 00:02:55,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:55,485 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:55,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/sv-benchmarks/c/array-patterns/array25_pattern.c [2023-11-12 00:02:55,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/data/4859080b1/adf0654d716a42f2af9a11fa8e391cc1/FLAG9e4c206a5 [2023-11-12 00:02:55,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/data/4859080b1/adf0654d716a42f2af9a11fa8e391cc1 [2023-11-12 00:02:55,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:55,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:55,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:55,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:55,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:55,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58cddfd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55, skipping insertion in model container [2023-11-12 00:02:55,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,546 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:55,738 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_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/sv-benchmarks/c/array-patterns/array25_pattern.c[1270,1283] [2023-11-12 00:02:55,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:55,777 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:55,791 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_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/sv-benchmarks/c/array-patterns/array25_pattern.c[1270,1283] [2023-11-12 00:02:55,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:55,825 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:55,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55 WrapperNode [2023-11-12 00:02:55,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:55,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:55,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:55,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:55,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,867 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-12 00:02:55,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:55,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:55,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:55,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:55,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,882 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,889 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,894 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:55,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:55,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:55,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:55,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:55" (1/1) ... [2023-11-12 00:02:55,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:55,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:55,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:55,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ed57956-7f7c-4f29-9106-c72f6d18b3ec/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:55,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:55,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:02:55,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:55,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:02:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:55,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:02:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:56,045 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:56,047 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:56,242 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:56,345 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:56,346 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:02:56,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:56 BoogieIcfgContainer [2023-11-12 00:02:56,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:02:56,350 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:02:56,350 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:02:56,361 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:02:56,362 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:56" (1/1) ... [2023-11-12 00:02:56,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:02:56,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:56,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2023-11-12 00:02:56,433 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2023-11-12 00:02:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:02:56,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:56,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:56,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:02:56,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:56,700 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 00:02:56,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:56,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-12 00:02:56,777 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-12 00:02:56,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:02:56,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:56,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:56,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:56,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:02:56,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:56,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:02:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2023-11-12 00:02:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2023-11-12 00:02:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:02:56,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:56,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:57,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:02:57,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:57,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:02:57,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:57,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-12 00:02:57,196 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-12 00:02:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:02:57,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:57,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:57,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:02:57,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:02:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2023-11-12 00:02:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2023-11-12 00:02:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:02:57,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:57,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:57,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:02:57,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:02:58,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:58,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2023-11-12 00:02:58,063 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2023-11-12 00:02:58,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:02:58,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:58,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:58,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:02:58,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:58,154 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:02:58,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:58,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2023-11-12 00:02:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2023-11-12 00:02:58,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:02:58,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:58,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:58,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:02:58,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:58,281 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:02:58,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:58,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-12 00:02:58,319 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-12 00:02:58,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:02:58,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:58,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:58,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:02:58,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-12 00:02:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:02:58,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-11-12 00:02:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-11-12 00:02:58,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:02:58,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:02:58,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:02:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:02:58,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-12 00:02:58,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:02:58,940 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 00:02:59,050 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 [2023-11-12 00:02:59,321 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:02:59,322 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 [2023-11-12 00:02:59,466 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:02:59,468 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 40 [2023-11-12 00:03:00,318 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:03:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:04,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2023-11-12 00:03:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2023-11-12 00:03:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:03:04,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:04,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:04,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:03:04,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:05,192 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:03:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:07,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2023-11-12 00:03:07,421 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2023-11-12 00:03:07,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:03:07,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:07,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:07,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:03:07,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:08,013 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-12 00:03:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2023-11-12 00:03:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2023-11-12 00:03:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:03:09,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:09,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:09,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:03:09,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:10,003 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:03:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:10,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 49 states and 71 transitions. [2023-11-12 00:03:10,990 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2023-11-12 00:03:10,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:03:10,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:10,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:11,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:03:11,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:11,167 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-12 00:03:13,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2023-11-12 00:03:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2023-11-12 00:03:13,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:03:13,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:13,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:13,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:03:13,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:13,405 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-12 00:03:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-12 00:03:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-12 00:03:14,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:03:14,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:14,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:14,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:03:14,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-12 00:03:15,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:15,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2023-11-12 00:03:15,491 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2023-11-12 00:03:15,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:03:15,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:15,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:16,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 110 conjunts are in the unsatisfiable core [2023-11-12 00:03:16,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:16,843 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 00:03:16,989 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 00:03:17,168 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:03:17,168 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 00:03:17,716 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:03:17,717 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 00:03:17,927 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:03:17,927 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 48 treesize of output 58 [2023-11-12 00:03:18,128 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:03:18,129 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 59 treesize of output 70 [2023-11-12 00:03:18,797 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:03:18,797 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 68 treesize of output 82 [2023-11-12 00:03:19,186 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:03:19,187 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 77 treesize of output 94 [2023-11-12 00:03:19,483 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:03:19,484 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 86 treesize of output 106 [2023-11-12 00:03:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:03:42,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:42,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2023-11-12 00:03:42,478 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2023-11-12 00:03:42,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:03:42,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:42,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:42,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-12 00:03:42,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:43,684 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-11-12 00:03:49,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 91 states and 128 transitions. [2023-11-12 00:03:49,736 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2023-11-12 00:03:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:03:49,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:49,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:49,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-12 00:03:49,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:03:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked.