./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array10_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/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_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array10_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/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_c618723d-728d-4aac-a242-a80592aff16f/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 0942a0394519a722254bfe5a1820a904a71ba1b47e3e66c2c8dc2abe6585692f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:02,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:02,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:05:02,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:02,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:02,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:02,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:02,745 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:02,747 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:02,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:02,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:02,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:02,750 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:02,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:02,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:02,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:02,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:02,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:02,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:02,754 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:02,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:02,758 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:02,758 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:02,759 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:02,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:02,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:02,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:02,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:02,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:02,762 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:02,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:02,764 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:02,764 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_c618723d-728d-4aac-a242-a80592aff16f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0942a0394519a722254bfe5a1820a904a71ba1b47e3e66c2c8dc2abe6585692f [2023-11-12 00:05:03,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:03,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:03,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:03,141 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:03,142 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:03,144 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-patterns/array10_pattern.c [2023-11-12 00:05:06,243 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:06,505 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:06,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/sv-benchmarks/c/array-patterns/array10_pattern.c [2023-11-12 00:05:06,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/data/2ea8a4b34/eeb64370dfaf44babd25e86e19a2164c/FLAGb4bfb9d80 [2023-11-12 00:05:06,534 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/data/2ea8a4b34/eeb64370dfaf44babd25e86e19a2164c [2023-11-12 00:05:06,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:06,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:06,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:06,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:06,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:06,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6431c698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06, skipping insertion in model container [2023-11-12 00:05:06,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:06,725 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_c618723d-728d-4aac-a242-a80592aff16f/sv-benchmarks/c/array-patterns/array10_pattern.c[1326,1339] [2023-11-12 00:05:06,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:06,755 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:06,766 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_c618723d-728d-4aac-a242-a80592aff16f/sv-benchmarks/c/array-patterns/array10_pattern.c[1326,1339] [2023-11-12 00:05:06,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:06,793 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:06,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06 WrapperNode [2023-11-12 00:05:06,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:06,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:06,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:06,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:06,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,836 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-12 00:05:06,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:06,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:06,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:06,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:06,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,851 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,852 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,859 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,865 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:06,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:06,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:06,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:06,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:06" (1/1) ... [2023-11-12 00:05:06,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:06,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:06,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:06,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c618723d-728d-4aac-a242-a80592aff16f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:05:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:05:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:05:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:06,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:05:06,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:06,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:05:06,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:07,033 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:07,036 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:07,334 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:07,403 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:07,403 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:05:07,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:07 BoogieIcfgContainer [2023-11-12 00:05:07,406 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:07,407 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:07,407 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:07,418 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:07,418 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2023-11-12 00:05:07,476 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2023-11-12 00:05:07,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:05:07,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:07,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:07,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:05:07,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:07,696 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 00:05:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:07,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-12 00:05:07,742 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-12 00:05:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:05:07,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:07,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:07,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:05:07,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:07,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:07,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:07,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-12 00:05:07,983 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-12 00:05:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:05:07,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:07,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:08,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:05:08,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:08,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:08,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2023-11-12 00:05:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2023-11-12 00:05:08,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:05:08,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:08,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:08,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-12 00:05:08,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:08,503 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-12 00:05:08,601 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-12 00:05:09,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:09,297 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 68 [2023-11-12 00:05:09,311 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2023-11-12 00:05:09,319 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-12 00:05:09,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:11,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:11,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2023-11-12 00:05:11,312 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2023-11-12 00:05:11,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:05:11,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:11,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:11,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:05:11,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:12,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:12,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 37 transitions. [2023-11-12 00:05:12,793 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2023-11-12 00:05:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:05:12,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:12,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:12,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-12 00:05:12,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:12,937 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-12 00:05:13,038 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-12 00:05:13,152 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2023-11-12 00:05:14,301 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-12 00:05:14,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:14,335 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 322 treesize of output 305 [2023-11-12 00:05:14,415 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 206 [2023-11-12 00:05:14,452 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 219 treesize of output 188 [2023-11-12 00:05:14,508 INFO L322 Elim1Store]: treesize reduction 124, result has 0.8 percent of original size [2023-11-12 00:05:14,509 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 172 treesize of output 390 [2023-11-12 00:05:15,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:15,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:15,036 INFO L322 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-12 00:05:15,037 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 77 [2023-11-12 00:05:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:15,772 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-12 00:05:15,780 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 96 [2023-11-12 00:05:16,019 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:16,020 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2023-11-12 00:05:16,090 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:16,092 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2023-11-12 00:05:16,221 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:16,222 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2023-11-12 00:05:16,251 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:16,255 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2023-11-12 00:05:16,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:16,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:16,337 INFO L322 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2023-11-12 00:05:16,338 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 157 treesize of output 169 [2023-11-12 00:05:16,449 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:16,449 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2023-11-12 00:05:16,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:16,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:16,497 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-12 00:05:16,511 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 30 [2023-11-12 00:05:16,544 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:16,545 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2023-11-12 00:05:28,190 WARN L293 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-12 00:05:28,703 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 277 [2023-11-12 00:05:28,748 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:28,748 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 435 treesize of output 402 [2023-11-12 00:05:28,819 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:28,819 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 263 treesize of output 272 [2023-11-12 00:05:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:36,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 54 transitions. [2023-11-12 00:05:36,951 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2023-11-12 00:05:36,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:05:36,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:36,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:37,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 00:05:37,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:37,749 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:44,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:44,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 64 transitions. [2023-11-12 00:05:44,309 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2023-11-12 00:05:44,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:05:44,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:44,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:44,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 66 conjunts are in the unsatisfiable core [2023-11-12 00:05:44,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:05:45,019 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-12 00:05:45,234 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-11-12 00:05:45,441 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-12 00:05:45,460 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2023-11-12 00:05:45,720 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-12 00:05:45,762 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 48 [2023-11-12 00:05:47,894 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-12 00:05:47,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:47,912 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 324 treesize of output 309 [2023-11-12 00:05:47,970 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:47,977 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 363 [2023-11-12 00:05:48,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,019 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 170 [2023-11-12 00:05:48,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,115 INFO L322 Elim1Store]: treesize reduction 156, result has 0.6 percent of original size [2023-11-12 00:05:48,115 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 156 treesize of output 338 [2023-11-12 00:05:48,159 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2023-11-12 00:05:48,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,406 INFO L322 Elim1Store]: treesize reduction 69, result has 1.4 percent of original size [2023-11-12 00:05:48,406 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 82 [2023-11-12 00:05:48,708 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:48,710 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2023-11-12 00:05:48,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:48,932 INFO L322 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2023-11-12 00:05:48,932 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 44 [2023-11-12 00:05:49,155 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:49,157 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2023-11-12 00:05:49,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:49,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:05:49,392 INFO L322 Elim1Store]: treesize reduction 71, result has 24.5 percent of original size [2023-11-12 00:05:49,393 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 98 treesize of output 79 [2023-11-12 00:05:49,549 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 00:05:49,552 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2023-11-12 00:05:52,287 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 83 [2023-11-12 00:05:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:01,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []