./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sqm.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 950fd5ff5cc9d2c5e3d846192e43f4963ef3abd0ec7056eb5d764989d48b2064 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 21:24:21,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:24:21,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:24:21,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:24:21,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:24:21,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:24:21,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:24:21,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:24:21,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:24:21,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:24:21,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:24:21,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:24:21,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:24:21,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:24:21,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:24:21,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:24:21,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:24:21,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:24:21,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:24:21,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:24:21,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:24:21,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:24:21,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:24:21,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:24:21,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:24:21,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:24:21,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:24:21,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:24:21,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:24:21,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:24:21,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:24:21,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:24:21,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:24:21,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:24:21,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:24:21,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:24:21,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:24:21,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:24:21,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:24:21,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:24:21,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:24:21,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:24:21,442 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:24:21,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:24:21,443 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:24:21,443 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:24:21,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:24:21,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:24:21,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:24:21,444 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:24:21,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:24:21,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:24:21,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:24:21,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:24:21,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:24:21,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:24:21,446 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:24:21,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:24:21,446 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:24:21,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:24:21,446 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:24:21,447 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:24:21,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:24:21,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:24:21,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:24:21,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:24:21,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:24:21,448 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:24:21,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:24:21,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:24:21,448 INFO L138 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_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 950fd5ff5cc9d2c5e3d846192e43f4963ef3abd0ec7056eb5d764989d48b2064 [2022-12-14 21:24:21,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:24:21,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:24:21,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:24:21,669 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:24:21,669 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:24:21,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-fpi/sqm.c [2022-12-14 21:24:24,227 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:24:24,406 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:24:24,407 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/sv-benchmarks/c/array-fpi/sqm.c [2022-12-14 21:24:24,411 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/data/3f664525c/049729dce6364a308bc3bab7c52a26dd/FLAG4d82fec5d [2022-12-14 21:24:24,798 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/data/3f664525c/049729dce6364a308bc3bab7c52a26dd [2022-12-14 21:24:24,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:24:24,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:24:24,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:24:24,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:24:24,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:24:24,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:24,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9258e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24, skipping insertion in model container [2022-12-14 21:24:24,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:24,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:24:24,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:24:24,922 WARN L237 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_1c1406a1-6376-4c49-aca9-a4325cb53f5d/sv-benchmarks/c/array-fpi/sqm.c[586,599] [2022-12-14 21:24:24,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:24:24,947 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:24:24,956 WARN L237 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_1c1406a1-6376-4c49-aca9-a4325cb53f5d/sv-benchmarks/c/array-fpi/sqm.c[586,599] [2022-12-14 21:24:24,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:24:24,974 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:24:24,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24 WrapperNode [2022-12-14 21:24:24,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:24:24,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:24:24,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:24:24,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:24:24,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:24,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,005 INFO L138 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2022-12-14 21:24:25,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:24:25,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:24:25,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:24:25,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:24:25,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,027 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:24:25,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:24:25,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:24:25,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:24:25,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:24:24" (1/1) ... [2022-12-14 21:24:25,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:24:25,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:24:25,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:24:25,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1406a1-6376-4c49-aca9-a4325cb53f5d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:24:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:24:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:24:25,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:24:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:24:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:24:25,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:24:25,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:24:25,143 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:24:25,145 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:24:25,272 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:24:25,316 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:24:25,316 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 21:24:25,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:24:25 BoogieIcfgContainer [2022-12-14 21:24:25,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:24:25,319 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:24:25,319 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:24:25,328 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:24:25,328 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:24:25" (1/1) ... [2022-12-14 21:24:25,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:24:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-12-14 21:24:25,385 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-12-14 21:24:25,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:24:25,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:25,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:25,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 21:24:25,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:25,634 INFO L321 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-12-14 21:24:25,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-12-14 21:24:25,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:25,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:25,728 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:25,729 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:24:25,733 INFO L350 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 5 treesize of output 3 [2022-12-14 21:24:25,746 INFO L350 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 38 treesize of output 11 [2022-12-14 21:24:25,752 INFO L350 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 5 treesize of output 3 [2022-12-14 21:24:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:25,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:25,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2022-12-14 21:24:25,887 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2022-12-14 21:24:25,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:24:25,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:25,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:25,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 21:24:25,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:25,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:26,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 17 states and 36 transitions. [2022-12-14 21:24:26,133 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 36 transitions. [2022-12-14 21:24:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:24:26,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:26,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:26,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 21:24:26,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:26,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:26,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:26,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 20 states and 49 transitions. [2022-12-14 21:24:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 49 transitions. [2022-12-14 21:24:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:24:26,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:26,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:26,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 21:24:26,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:26,583 INFO L350 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 [2022-12-14 21:24:26,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:26,589 INFO L350 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 14 treesize of output 14 [2022-12-14 21:24:26,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:26,623 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:26,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:26,678 INFO L350 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 21 treesize of output 20 [2022-12-14 21:24:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:27,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:27,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 23 states and 61 transitions. [2022-12-14 21:24:27,191 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 61 transitions. [2022-12-14 21:24:27,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:24:27,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:27,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:27,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 21:24:27,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:27,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:27,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 27 states and 68 transitions. [2022-12-14 21:24:27,529 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 68 transitions. [2022-12-14 21:24:27,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:24:27,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:27,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:27,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:24:27,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:27,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:28,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:28,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 30 states and 79 transitions. [2022-12-14 21:24:28,077 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 79 transitions. [2022-12-14 21:24:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:24:28,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:28,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:28,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:24:28,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:28,194 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:28,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:28,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 33 states and 92 transitions. [2022-12-14 21:24:28,688 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 92 transitions. [2022-12-14 21:24:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:24:28,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:28,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:28,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 21:24:28,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:28,855 INFO L321 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-12-14 21:24:28,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-12-14 21:24:28,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:28,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:28,893 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:28,894 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-12-14 21:24:28,915 INFO L350 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 38 treesize of output 11 [2022-12-14 21:24:28,918 INFO L350 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 5 treesize of output 3 [2022-12-14 21:24:28,923 INFO L350 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 [2022-12-14 21:24:28,978 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:28,991 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:29,012 INFO L350 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 65 treesize of output 58 [2022-12-14 21:24:29,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 21:24:29,024 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:29,029 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-12-14 21:24:29,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 85 treesize of output 26 [2022-12-14 21:24:29,089 INFO L350 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 57 treesize of output 50 [2022-12-14 21:24:29,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-12-14 21:24:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 65 treesize of output 20 [2022-12-14 21:24:29,138 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:29,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:29,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 35 states and 96 transitions. [2022-12-14 21:24:29,550 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 96 transitions. [2022-12-14 21:24:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:24:29,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:29,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:29,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 40 conjunts are in the unsatisfiable core [2022-12-14 21:24:29,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:29,619 INFO L350 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 [2022-12-14 21:24:29,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,625 INFO L350 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 19 treesize of output 23 [2022-12-14 21:24:29,628 INFO L350 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 20 treesize of output 20 [2022-12-14 21:24:29,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:29,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:29,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:29,684 INFO L350 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 28 treesize of output 30 [2022-12-14 21:24:29,751 INFO L350 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 39 treesize of output 33 [2022-12-14 21:24:30,049 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:30,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 71 treesize of output 31 [2022-12-14 21:24:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:32,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:32,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 43 states and 116 transitions. [2022-12-14 21:24:32,278 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 116 transitions. [2022-12-14 21:24:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:24:32,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:32,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:32,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:24:32,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:32,542 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:33,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 47 states and 131 transitions. [2022-12-14 21:24:33,755 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 131 transitions. [2022-12-14 21:24:33,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:24:33,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:33,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:33,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:24:33,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:34,085 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:35,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:35,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 51 states and 148 transitions. [2022-12-14 21:24:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 148 transitions. [2022-12-14 21:24:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:24:35,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:35,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:35,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:24:35,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:35,220 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:35,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 52 states and 151 transitions. [2022-12-14 21:24:35,612 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 151 transitions. [2022-12-14 21:24:35,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:24:35,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:35,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:35,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:24:35,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:36,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 54 states and 162 transitions. [2022-12-14 21:24:36,410 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 162 transitions. [2022-12-14 21:24:36,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:24:36,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:36,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:36,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:24:36,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:24:36,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:36,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 54 states and 159 transitions. [2022-12-14 21:24:36,673 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 159 transitions. [2022-12-14 21:24:36,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:24:36,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:36,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:37,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 48 conjunts are in the unsatisfiable core [2022-12-14 21:24:37,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:37,039 INFO L321 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-12-14 21:24:37,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-12-14 21:24:37,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:37,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:37,060 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:24:37,061 INFO L350 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 31 treesize of output 5 [2022-12-14 21:24:37,063 INFO L350 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 5 treesize of output 3 [2022-12-14 21:24:37,076 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:37,076 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-12-14 21:24:37,086 INFO L350 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 [2022-12-14 21:24:37,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,249 INFO L350 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 19 treesize of output 19 [2022-12-14 21:24:37,253 INFO L350 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 5 treesize of output 3 [2022-12-14 21:24:37,284 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:37,290 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:37,310 INFO L350 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 65 treesize of output 58 [2022-12-14 21:24:37,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 21:24:37,324 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:37,324 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-12-14 21:24:37,353 INFO L350 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 65 treesize of output 58 [2022-12-14 21:24:37,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 21:24:37,364 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:24:37,376 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:37,377 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-14 21:24:37,477 INFO L350 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 57 treesize of output 50 [2022-12-14 21:24:37,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-12-14 21:24:37,498 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:37,499 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2022-12-14 21:24:37,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:37,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 73 treesize of output 24 [2022-12-14 21:24:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:37,702 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse0 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) .cse1 (not (and (exists ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int))) (and (= (select v_DerPreprocessor_7 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse1 .cse2 .cse3 .cse4)) .cse2 .cse3 .cse4)) is different from false [2022-12-14 21:24:37,834 WARN L859 $PredicateComparison]: unable to prove that (not (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse0 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) .cse1 (not (and (exists ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int))) (and (= (select v_DerPreprocessor_7 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse1 .cse2 .cse3 .cse4)) .cse2 .cse3 .cse4))) is different from true [2022-12-14 21:24:38,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:38,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 58 states and 167 transitions. [2022-12-14 21:24:38,611 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 167 transitions. [2022-12-14 21:24:38,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:24:38,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:38,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:38,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 48 conjunts are in the unsatisfiable core [2022-12-14 21:24:38,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:38,773 INFO L350 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 [2022-12-14 21:24:38,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:38,777 INFO L350 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 19 treesize of output 23 [2022-12-14 21:24:38,780 INFO L350 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 20 treesize of output 20 [2022-12-14 21:24:38,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:38,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:38,884 INFO L350 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 72 treesize of output 68 [2022-12-14 21:24:38,894 INFO L321 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2022-12-14 21:24:38,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 111 [2022-12-14 21:24:38,918 INFO L321 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2022-12-14 21:24:38,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 85 treesize of output 26 [2022-12-14 21:24:39,028 INFO L350 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 28 treesize of output 30 [2022-12-14 21:24:39,141 INFO L350 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 152 treesize of output 140 [2022-12-14 21:24:39,155 INFO L321 Elim1Store]: treesize reduction 165, result has 0.6 percent of original size [2022-12-14 21:24:39,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 133 treesize of output 193 [2022-12-14 21:24:39,184 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:39,185 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2022-12-14 21:24:39,360 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:39,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:24:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:43,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 67 states and 187 transitions. [2022-12-14 21:24:43,891 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 187 transitions. [2022-12-14 21:24:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:24:43,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:43,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:43,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:24:43,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:44,339 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse0 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) .cse1 (not (and (exists ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int))) (and (= (select v_DerPreprocessor_7 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse1 .cse2 .cse3 .cse4)) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4)) is different from false [2022-12-14 21:24:44,351 WARN L859 $PredicateComparison]: unable to prove that (not (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse0 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) .cse1 (not (and (exists ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int))) (and (= (select v_DerPreprocessor_7 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse1 .cse2 .cse3 .cse4)) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4))) is different from true [2022-12-14 21:24:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:46,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 70 states and 203 transitions. [2022-12-14 21:24:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 203 transitions. [2022-12-14 21:24:46,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:24:46,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:46,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:46,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 21:24:46,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:46,434 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:24:46,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:46,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 70 states and 198 transitions. [2022-12-14 21:24:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 198 transitions. [2022-12-14 21:24:46,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:24:46,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:46,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:46,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:24:46,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:46,993 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse0 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) .cse1 (not (and (exists ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int))) (and (= (select v_DerPreprocessor_7 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse1 .cse2 .cse3 .cse4)) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4)) is different from false [2022-12-14 21:24:46,998 WARN L859 $PredicateComparison]: unable to prove that (not (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base|)) (.cse1 (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (.cse2 (not (= |c_ULTIMATE.start_main_~b~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (.cse3 (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (= |c_ULTIMATE.start_main_~i~0#1| 1))) (and (= 0 |c_ULTIMATE.start_main_~b~0#1.offset|) (= (select .cse0 |c_ULTIMATE.start_main_~b~0#1.offset|) 1) .cse1 (not (and (exists ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int))) (and (= (select v_DerPreprocessor_7 |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= .cse0 (select (store (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base| v_DerPreprocessor_6) |c_ULTIMATE.start_main_~a~0#1.base| v_DerPreprocessor_7) |c_ULTIMATE.start_main_~b~0#1.base|)))) .cse1 .cse2 .cse3 .cse4)) (<= 1 |c_ULTIMATE.start_main_~i~0#1|) .cse2 .cse3 (<= |c_ULTIMATE.start_main_~i~0#1| 1) .cse4))) is different from true [2022-12-14 21:24:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 76 states and 209 transitions. [2022-12-14 21:24:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 209 transitions. [2022-12-14 21:24:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:24:48,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:48,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:48,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:24:48,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:48,340 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:49,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 79 states and 213 transitions. [2022-12-14 21:24:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 213 transitions. [2022-12-14 21:24:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:24:49,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:49,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:49,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 21:24:49,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:24:52,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 87 states and 226 transitions. [2022-12-14 21:24:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 226 transitions. [2022-12-14 21:24:52,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:24:52,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:52,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:52,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 21:24:52,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:52,880 INFO L350 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 [2022-12-14 21:24:52,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:52,884 INFO L350 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 14 treesize of output 14 [2022-12-14 21:24:52,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:52,907 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:52,947 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:53,058 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:53,065 INFO L350 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 14 treesize of output 16 [2022-12-14 21:24:53,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:53,087 INFO L350 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 21 treesize of output 20 [2022-12-14 21:24:53,121 INFO L350 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 65 treesize of output 58 [2022-12-14 21:24:53,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:53,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:53,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 21:24:53,131 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:53,131 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-12-14 21:24:53,151 INFO L350 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 65 treesize of output 58 [2022-12-14 21:24:53,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:53,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:53,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 21:24:53,161 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:53,162 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-12-14 21:24:53,180 INFO L350 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 57 treesize of output 50 [2022-12-14 21:24:53,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:53,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:53,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-12-14 21:24:53,203 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:24:53,206 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:53,206 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-12-14 21:24:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:24:54,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:54,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 90 states and 230 transitions. [2022-12-14 21:24:54,423 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 230 transitions. [2022-12-14 21:24:54,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:24:54,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:54,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:54,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:24:54,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:24:54,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:54,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 91 states and 225 transitions. [2022-12-14 21:24:54,898 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 225 transitions. [2022-12-14 21:24:54,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:24:54,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:54,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:55,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:24:55,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:24:55,365 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:24:55,366 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:24:55,382 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:24:55,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:24:55,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:55,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:24:55,407 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:55,407 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:24:55,409 INFO L350 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 5 treesize of output 3 [2022-12-14 21:24:55,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 50 [2022-12-14 21:24:55,421 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:24:55,422 INFO L350 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 25 treesize of output 3 [2022-12-14 21:24:55,432 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:24:55,432 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 22 [2022-12-14 21:24:55,435 INFO L350 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 5 treesize of output 3 [2022-12-14 21:24:55,447 INFO L350 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 [2022-12-14 21:24:55,506 INFO L350 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 72 treesize of output 68 [2022-12-14 21:24:55,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 21:24:55,526 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:55,527 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-14 21:24:55,621 INFO L350 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 72 treesize of output 68 [2022-12-14 21:24:55,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 21:24:55,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 85 treesize of output 26 [2022-12-14 21:24:55,848 INFO L350 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 64 treesize of output 60 [2022-12-14 21:24:55,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 100 [2022-12-14 21:24:55,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:55,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 65 treesize of output 20 [2022-12-14 21:24:56,124 INFO L350 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 149 treesize of output 137 [2022-12-14 21:24:56,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:24:56,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 212 [2022-12-14 21:24:56,140 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:24:56,141 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2022-12-14 21:24:56,418 INFO L350 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 120 treesize of output 110 [2022-12-14 21:24:56,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 174 [2022-12-14 21:24:56,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 118 treesize of output 64 [2022-12-14 21:24:56,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:24:56,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 44 [2022-12-14 21:24:57,194 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:01,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:01,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 98 states and 237 transitions. [2022-12-14 21:25:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 237 transitions. [2022-12-14 21:25:01,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:25:01,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:01,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:01,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 21:25:01,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:05,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 105 states and 253 transitions. [2022-12-14 21:25:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 253 transitions. [2022-12-14 21:25:05,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:25:05,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:05,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:05,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 21:25:05,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:06,316 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 112 states and 270 transitions. [2022-12-14 21:25:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 270 transitions. [2022-12-14 21:25:09,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:25:09,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:09,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:09,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 21:25:09,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:09,423 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:10,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:10,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 116 states and 276 transitions. [2022-12-14 21:25:10,940 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 276 transitions. [2022-12-14 21:25:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:25:10,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:10,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:10,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 21:25:10,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:11,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:13,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:13,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 119 states and 290 transitions. [2022-12-14 21:25:13,295 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 290 transitions. [2022-12-14 21:25:13,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:25:13,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:13,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:13,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 21:25:13,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:14,229 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:15,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:15,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 88 states and 163 transitions. [2022-12-14 21:25:15,381 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2022-12-14 21:25:15,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:25:15,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:15,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:15,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:25:15,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:15,570 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:25:15,570 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:25:15,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:25:15,591 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:25:15,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:25:15,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:15,618 INFO L350 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 30 treesize of output 17 [2022-12-14 21:25:15,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:15,631 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:15,631 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:25:15,646 INFO L350 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 [2022-12-14 21:25:15,727 INFO L350 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 125 treesize of output 117 [2022-12-14 21:25:15,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:15,732 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:15,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:15,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:15,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:15,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:25:15,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:15,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 93 treesize of output 34 [2022-12-14 21:25:16,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:25:16,546 INFO L350 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 161 treesize of output 147 [2022-12-14 21:25:16,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:16,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:25:16,562 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:25:16,586 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:16,587 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:25:16,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:16,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:16,944 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:25:16,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:25:18,208 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:25:18,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:25:18,211 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:27,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:27,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 96 states and 180 transitions. [2022-12-14 21:25:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 180 transitions. [2022-12-14 21:25:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:25:27,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:27,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:28,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:25:28,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:28,092 INFO L350 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 [2022-12-14 21:25:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,096 INFO L350 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 19 treesize of output 23 [2022-12-14 21:25:28,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:28,101 INFO L350 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 [2022-12-14 21:25:28,122 INFO L350 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 125 treesize of output 117 [2022-12-14 21:25:28,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,126 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:28,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:25:28,171 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:28,172 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:25:28,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:25:28,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:25:28,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:28,640 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:28,643 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:25:28,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:25:28,744 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:25:28,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:25:28,747 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:31,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:31,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 101 states and 189 transitions. [2022-12-14 21:25:31,739 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 189 transitions. [2022-12-14 21:25:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:25:31,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:31,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:33,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 75 conjunts are in the unsatisfiable core [2022-12-14 21:25:33,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:33,050 INFO L350 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 [2022-12-14 21:25:33,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,056 INFO L350 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 19 treesize of output 23 [2022-12-14 21:25:33,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:33,063 INFO L350 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 [2022-12-14 21:25:33,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,328 INFO L350 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 37 treesize of output 35 [2022-12-14 21:25:33,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 49 [2022-12-14 21:25:33,965 INFO L350 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 104 treesize of output 92 [2022-12-14 21:25:33,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:33,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 154 [2022-12-14 21:25:33,993 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:33,994 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2022-12-14 21:25:34,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 113 treesize of output 57 [2022-12-14 21:25:34,360 INFO L350 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 104 treesize of output 92 [2022-12-14 21:25:34,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 154 [2022-12-14 21:25:34,391 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:34,392 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 182 [2022-12-14 21:25:34,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:34,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 60 treesize of output 58 [2022-12-14 21:25:35,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 64 [2022-12-14 21:25:35,782 INFO L350 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 195 treesize of output 169 [2022-12-14 21:25:35,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:35,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:35,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 232 [2022-12-14 21:25:35,853 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:25:35,857 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:35,858 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2022-12-14 21:25:36,297 INFO L350 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 234 treesize of output 206 [2022-12-14 21:25:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 194 [2022-12-14 21:25:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 140 treesize of output 76 [2022-12-14 21:25:36,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:36,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 84 [2022-12-14 21:25:37,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:37,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:37,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:37,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 84 [2022-12-14 21:25:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:50,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 110 states and 208 transitions. [2022-12-14 21:25:50,569 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 208 transitions. [2022-12-14 21:25:50,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:25:50,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:50,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:50,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:25:50,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:50,719 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:25:50,719 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:25:50,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:25:50,740 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:25:50,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:25:50,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:50,758 INFO L350 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 16 treesize of output 5 [2022-12-14 21:25:50,761 INFO L350 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 5 treesize of output 3 [2022-12-14 21:25:50,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:25:50,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:50,776 INFO L350 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 25 treesize of output 3 [2022-12-14 21:25:50,784 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:50,784 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:25:50,791 INFO L350 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 [2022-12-14 21:25:50,854 INFO L350 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 125 treesize of output 117 [2022-12-14 21:25:50,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:50,859 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:50,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:50,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:50,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:50,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:25:50,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:50,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:50,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 189 treesize of output 99 [2022-12-14 21:25:51,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:25:51,782 INFO L350 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 170 treesize of output 154 [2022-12-14 21:25:51,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:51,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:25:51,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:51,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:25:52,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:52,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:52,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:52,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:52,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:52,208 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:25:52,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:25:53,837 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:25:53,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:25:53,840 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:56,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:56,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 111 states and 209 transitions. [2022-12-14 21:25:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 209 transitions. [2022-12-14 21:25:56,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:25:56,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:56,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:56,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:25:56,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:56,460 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:25:56,460 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:25:56,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:25:56,480 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:25:56,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:25:56,495 INFO L350 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 17 treesize of output 6 [2022-12-14 21:25:56,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:56,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 66 [2022-12-14 21:25:56,516 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:56,517 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:25:56,544 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:56,546 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:56,546 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2022-12-14 21:25:56,553 INFO L350 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 9 treesize of output 7 [2022-12-14 21:25:56,557 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:56,559 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:56,559 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2022-12-14 21:25:56,578 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:56,579 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-12-14 21:25:56,591 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:56,592 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:25:56,601 INFO L350 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 [2022-12-14 21:25:56,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:56,704 INFO L350 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 34 treesize of output 32 [2022-12-14 21:25:56,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:56,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:56,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:25:56,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:56,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:56,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:25:57,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:57,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:57,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:57,108 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:57,110 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:25:57,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:25:57,514 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:25:57,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:25:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 112 states and 210 transitions. [2022-12-14 21:25:57,552 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 210 transitions. [2022-12-14 21:25:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:25:57,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:57,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:57,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:25:57,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:57,710 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:25:57,711 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:25:57,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:25:57,729 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:25:57,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:25:57,746 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:25:57,746 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:25:57,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:57,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:57,773 INFO L350 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 23 treesize of output 16 [2022-12-14 21:25:57,774 INFO L350 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 5 treesize of output 3 [2022-12-14 21:25:57,786 INFO L350 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 [2022-12-14 21:25:57,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:57,844 INFO L350 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 34 treesize of output 32 [2022-12-14 21:25:58,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:25:58,057 INFO L350 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 161 treesize of output 147 [2022-12-14 21:25:58,064 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:58,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:25:58,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:25:58,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:58,370 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:25:58,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:25:58,769 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:25:58,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:25:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:25:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:58,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 113 states and 211 transitions. [2022-12-14 21:25:58,806 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 211 transitions. [2022-12-14 21:25:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:25:58,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:58,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:58,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:25:58,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:25:58,955 INFO L350 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 [2022-12-14 21:25:58,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,960 INFO L350 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 19 treesize of output 23 [2022-12-14 21:25:58,962 INFO L350 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 20 treesize of output 20 [2022-12-14 21:25:58,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:58,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:25:58,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:58,977 INFO L350 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 34 treesize of output 32 [2022-12-14 21:25:59,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:59,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:59,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:25:59,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:59,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:59,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:59,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:25:59,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:59,888 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:25:59,890 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:25:59,895 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:25:59,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:26:00,580 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:00,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:26:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:00,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:00,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 114 states and 212 transitions. [2022-12-14 21:26:00,626 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 212 transitions. [2022-12-14 21:26:00,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:00,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:00,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:00,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:00,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:00,768 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:00,768 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:00,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:26:00,793 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:26:00,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:26:00,803 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:00,803 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:26:00,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:00,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:00,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:00,844 INFO L350 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 23 treesize of output 16 [2022-12-14 21:26:00,847 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:26:00,853 INFO L350 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 [2022-12-14 21:26:00,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:00,865 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:01,139 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:01,146 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:01,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:01,158 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:01,159 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:26:01,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:01,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:01,532 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:01,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:02,064 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:02,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:02,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 115 states and 213 transitions. [2022-12-14 21:26:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 213 transitions. [2022-12-14 21:26:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:02,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:02,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:02,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:02,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:02,274 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:02,275 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:02,289 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:02,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:02,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:02,308 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:02,309 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:26:02,321 INFO L350 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 16 treesize of output 5 [2022-12-14 21:26:02,324 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:02,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:02,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:02,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:26:02,343 INFO L350 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 [2022-12-14 21:26:02,401 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:02,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,405 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:02,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:02,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 189 treesize of output 99 [2022-12-14 21:26:02,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:02,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:02,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:02,890 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:02,892 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:02,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:03,269 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:03,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:03,271 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:03,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 116 states and 214 transitions. [2022-12-14 21:26:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 214 transitions. [2022-12-14 21:26:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:03,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:03,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:03,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:03,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:03,463 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:03,463 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:03,481 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:26:03,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:26:03,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:03,503 INFO L350 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 17 treesize of output 6 [2022-12-14 21:26:03,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:03,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:03,528 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:03,529 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:26:03,541 INFO L350 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 [2022-12-14 21:26:03,620 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:03,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:03,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:26:03,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:03,940 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:03,944 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:03,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:03,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:03,954 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:03,955 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:26:04,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:04,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:04,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:04,335 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:04,337 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:04,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:04,751 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:04,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:04,753 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:04,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:04,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 117 states and 215 transitions. [2022-12-14 21:26:04,787 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 215 transitions. [2022-12-14 21:26:04,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:04,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:04,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:04,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:04,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:04,959 INFO L350 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 [2022-12-14 21:26:04,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:04,965 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:04,967 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:04,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:04,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:04,988 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:04,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:04,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:04,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:04,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:04,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:04,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:05,018 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:05,019 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:26:05,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:05,290 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:05,297 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:05,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:05,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:26:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:05,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:05,627 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:05,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:06,064 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:06,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:06,067 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:06,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 118 states and 216 transitions. [2022-12-14 21:26:06,110 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 216 transitions. [2022-12-14 21:26:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:06,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:06,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:06,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:06,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:06,272 INFO L350 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 [2022-12-14 21:26:06,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,276 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:06,278 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:06,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:06,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:06,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,290 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:06,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:06,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:06,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:06,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:06,710 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:06,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:07,200 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:07,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:07,203 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:07,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:07,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 119 states and 217 transitions. [2022-12-14 21:26:07,239 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 217 transitions. [2022-12-14 21:26:07,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:07,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:07,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:07,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:07,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:07,375 INFO L350 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 [2022-12-14 21:26:07,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,380 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:07,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:07,386 INFO L350 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 [2022-12-14 21:26:07,403 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:07,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:07,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:07,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,443 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:26:07,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:07,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:07,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:08,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:08,038 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:08,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:08,518 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:08,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:08,521 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:08,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 120 states and 218 transitions. [2022-12-14 21:26:08,554 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 218 transitions. [2022-12-14 21:26:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:08,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:08,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:08,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:26:08,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:08,693 INFO L350 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 [2022-12-14 21:26:08,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,700 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:08,702 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:08,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:08,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:08,728 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:08,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,732 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:08,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:08,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 169 treesize of output 81 [2022-12-14 21:26:08,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:08,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:09,527 INFO L350 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 170 treesize of output 154 [2022-12-14 21:26:09,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:09,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:09,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:09,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:09,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:09,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 93 treesize of output 34 [2022-12-14 21:26:09,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:09,929 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:09,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:09,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:09,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:09,936 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:09,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:11,707 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:11,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:11,710 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:14,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 121 states and 219 transitions. [2022-12-14 21:26:14,301 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 219 transitions. [2022-12-14 21:26:14,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:14,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:14,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:14,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:14,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:14,497 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:14,497 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:14,518 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:26:14,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:26:14,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:14,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:14,545 INFO L350 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 30 treesize of output 17 [2022-12-14 21:26:14,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:14,567 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:14,567 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:26:14,576 INFO L350 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 [2022-12-14 21:26:14,657 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:14,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,661 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:14,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:14,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:26:14,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:14,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:14,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:15,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:15,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:15,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:15,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:15,278 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:15,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:15,700 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:15,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:15,703 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:15,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 122 states and 220 transitions. [2022-12-14 21:26:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 220 transitions. [2022-12-14 21:26:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:15,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:15,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:15,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:26:15,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:15,858 INFO L350 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 [2022-12-14 21:26:15,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:15,863 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:15,866 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:15,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:15,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:15,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:15,884 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:16,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:16,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:16,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:16,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:16,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:16,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:16,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:26:16,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:16,383 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:16,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:16,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:16,384 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:16,390 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:16,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:16,969 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:16,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:17,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 123 states and 221 transitions. [2022-12-14 21:26:17,011 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 221 transitions. [2022-12-14 21:26:17,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:17,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:17,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:17,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:17,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:17,165 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:17,165 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:17,187 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:26:17,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:26:17,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:17,216 INFO L350 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 17 treesize of output 6 [2022-12-14 21:26:17,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:17,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:17,250 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:17,251 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:26:17,262 INFO L350 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 [2022-12-14 21:26:17,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:17,347 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:17,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:17,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:17,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:17,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:17,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:17,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:17,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:17,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:17,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:17,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:17,933 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:17,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:18,400 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:18,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:18,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:18,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 124 states and 222 transitions. [2022-12-14 21:26:18,437 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 222 transitions. [2022-12-14 21:26:18,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:18,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:18,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:18,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:26:18,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:18,567 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:18,567 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:18,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:26:18,588 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:26:18,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:26:18,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:18,606 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:18,607 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:26:18,610 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:18,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:26:18,631 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:18,632 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:26:18,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:18,645 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 54 [2022-12-14 21:26:18,652 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:18,672 INFO L350 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 [2022-12-14 21:26:18,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:18,778 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:18,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:18,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:18,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:18,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:18,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:18,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:18,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:26:19,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:19,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:19,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:19,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:19,342 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:19,348 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:19,349 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:19,883 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:19,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:19,886 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:19,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:19,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 125 states and 223 transitions. [2022-12-14 21:26:19,927 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2022-12-14 21:26:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:19,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:19,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:20,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:20,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:20,095 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:20,095 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:20,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:26:20,113 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:26:20,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:26:20,123 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:20,124 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:26:20,142 INFO L350 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 16 treesize of output 5 [2022-12-14 21:26:20,145 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:20,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:26:20,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:20,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:20,173 INFO L350 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 [2022-12-14 21:26:20,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:20,226 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:20,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:20,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:20,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:20,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:20,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:20,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:20,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:20,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:20,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:20,635 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:20,637 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:20,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:20,737 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:20,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:20,740 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:20,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 224 transitions. [2022-12-14 21:26:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 224 transitions. [2022-12-14 21:26:20,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:20,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:20,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:20,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:20,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:20,933 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:20,933 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:20,950 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:20,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:20,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:20,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:20,975 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:26:20,983 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:20,983 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:26:20,986 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:20,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:26:21,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:21,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:21,019 INFO L350 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 [2022-12-14 21:26:21,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:21,078 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:21,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:21,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:21,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:21,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:21,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:21,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:21,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:21,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:21,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:21,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:21,472 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:21,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:21,807 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:21,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:21,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:21,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 127 states and 225 transitions. [2022-12-14 21:26:21,852 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 225 transitions. [2022-12-14 21:26:21,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:21,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:21,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:21,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:21,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:22,015 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:22,016 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:22,030 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:22,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:22,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:22,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:22,058 INFO L350 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 16 treesize of output 5 [2022-12-14 21:26:22,060 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:22,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:26:22,077 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:22,077 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:26:22,095 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:22,095 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2022-12-14 21:26:22,103 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:22,107 INFO L350 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 [2022-12-14 21:26:22,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:22,200 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:22,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:22,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:22,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:22,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:22,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:22,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:22,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:22,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:22,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:22,672 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:22,674 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:22,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:23,072 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:23,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:23,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:23,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 128 states and 226 transitions. [2022-12-14 21:26:23,110 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 226 transitions. [2022-12-14 21:26:23,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:23,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:23,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:23,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:23,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:23,282 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:23,283 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:23,300 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:26:23,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:26:23,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:23,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:23,322 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:23,323 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:26:23,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:23,339 INFO L350 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 23 treesize of output 16 [2022-12-14 21:26:23,341 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:23,347 INFO L350 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 [2022-12-14 21:26:23,404 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:23,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:23,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:23,430 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:23,431 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:26:23,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:23,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:23,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:23,970 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:23,972 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:23,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:24,894 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:24,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:24,896 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:25,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:25,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 129 states and 227 transitions. [2022-12-14 21:26:25,324 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 227 transitions. [2022-12-14 21:26:25,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:25,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:25,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:25,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:25,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:25,457 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:25,457 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:25,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:26:25,480 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:26:25,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:26:25,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:25,508 INFO L350 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 16 treesize of output 5 [2022-12-14 21:26:25,511 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:25,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:26:25,522 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:25,522 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:26:25,545 INFO L350 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 [2022-12-14 21:26:25,644 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:25,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:25,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:25,678 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:25,680 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2022-12-14 21:26:25,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:26:25,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:25,755 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:25,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:25,769 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:25,770 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2022-12-14 21:26:25,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:25,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 121 treesize of output 51 [2022-12-14 21:26:26,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:26,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:26,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:26,174 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:26,177 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:26,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:26,781 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:26,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:26,784 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:26,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:26,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 130 states and 228 transitions. [2022-12-14 21:26:26,830 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 228 transitions. [2022-12-14 21:26:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:26,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:26,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:26,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:26,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:26,999 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:26,999 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:27,017 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:27,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:27,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:27,035 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:27,036 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:26:27,038 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:27,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:27,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 50 [2022-12-14 21:26:27,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:27,067 INFO L350 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 25 treesize of output 3 [2022-12-14 21:26:27,084 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:27,085 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 22 [2022-12-14 21:26:27,087 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:27,092 INFO L350 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 [2022-12-14 21:26:27,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:27,161 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:27,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:27,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:27,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:27,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:27,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:27,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:27,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:27,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:27,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:27,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:27,666 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:27,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:28,139 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:28,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:28,142 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:28,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 131 states and 229 transitions. [2022-12-14 21:26:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 229 transitions. [2022-12-14 21:26:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:28,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:28,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:28,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:28,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:28,359 INFO L350 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 [2022-12-14 21:26:28,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,364 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:28,367 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:28,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:28,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:28,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,385 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:28,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:28,656 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:28,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:28,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:28,693 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:28,694 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:26:28,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:28,984 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:28,986 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:28,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:29,453 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:29,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:29,456 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:29,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:29,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 132 states and 230 transitions. [2022-12-14 21:26:29,488 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 230 transitions. [2022-12-14 21:26:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:29,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:29,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:29,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:29,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:29,634 INFO L350 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 [2022-12-14 21:26:29,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,639 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:29,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:29,644 INFO L350 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 [2022-12-14 21:26:29,670 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:29,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:29,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:29,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:26:29,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:29,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:30,019 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:30,025 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:30,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:30,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:30,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:30,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:30,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:30,033 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:30,034 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:26:30,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:30,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:30,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:30,352 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:30,354 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:30,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:30,801 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:30,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:30,804 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:30,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 133 states and 231 transitions. [2022-12-14 21:26:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 231 transitions. [2022-12-14 21:26:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:30,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:30,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:26:30,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:30,986 INFO L350 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 [2022-12-14 21:26:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:30,989 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:30,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:30,994 INFO L350 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 [2022-12-14 21:26:31,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,008 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:31,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:31,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:26:31,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:31,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:31,621 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:31,627 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:31,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:32,156 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:32,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:32,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:32,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 134 states and 232 transitions. [2022-12-14 21:26:32,210 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 232 transitions. [2022-12-14 21:26:32,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:32,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:32,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:32,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:32,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:32,359 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:32,360 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:32,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:26:32,377 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:26:32,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:26:32,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:32,393 INFO L350 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 16 treesize of output 5 [2022-12-14 21:26:32,395 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:32,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:26:32,411 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:32,411 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:26:32,434 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:32,434 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2022-12-14 21:26:32,439 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:32,443 INFO L350 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 [2022-12-14 21:26:32,521 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:32,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,527 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:32,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:32,537 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:32,537 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:26:32,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:32,867 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:32,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:32,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:32,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:32,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 216 treesize of output 126 [2022-12-14 21:26:33,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:33,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:33,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:33,258 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:33,261 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:33,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:33,779 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:33,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:33,782 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:33,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:33,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 135 states and 233 transitions. [2022-12-14 21:26:33,821 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 233 transitions. [2022-12-14 21:26:33,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:33,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:33,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:33,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:26:33,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:33,977 INFO L350 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 [2022-12-14 21:26:33,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:33,982 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:33,985 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:33,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:33,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:34,018 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:34,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:34,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:34,035 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:34,036 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:26:34,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:34,410 INFO L350 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 170 treesize of output 154 [2022-12-14 21:26:34,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:34,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:34,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:34,433 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:34,434 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:26:35,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:35,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:35,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:35,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:35,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:35,020 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:35,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:35,757 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:35,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:35,758 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:35,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:35,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 136 states and 234 transitions. [2022-12-14 21:26:35,799 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 234 transitions. [2022-12-14 21:26:35,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:35,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:35,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:35,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:26:35,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:35,929 INFO L350 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 [2022-12-14 21:26:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:35,932 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:35,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:35,937 INFO L350 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 [2022-12-14 21:26:35,954 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:35,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:35,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:35,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:35,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:35,988 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:26:35,990 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:35,991 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2022-12-14 21:26:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:36,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:26:36,693 INFO L350 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 170 treesize of output 154 [2022-12-14 21:26:36,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:36,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:36,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:36,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:36,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:36,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:36,709 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:36,710 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2022-12-14 21:26:37,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:37,216 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:37,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:37,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:37,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:37,226 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:37,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:26:37,931 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:37,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:26:37,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:37,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 235 transitions. [2022-12-14 21:26:37,978 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 235 transitions. [2022-12-14 21:26:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:37,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:37,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:38,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 21:26:38,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:38,143 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:38,144 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:38,161 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:38,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:38,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:38,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:38,194 INFO L350 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 16 treesize of output 5 [2022-12-14 21:26:38,197 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:38,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:26:38,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:38,213 INFO L350 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 25 treesize of output 3 [2022-12-14 21:26:38,219 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:38,220 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-14 21:26:38,242 INFO L350 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 [2022-12-14 21:26:38,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:38,328 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:38,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:38,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:38,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:39,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:39,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:39,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:39,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:26:39,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:39,380 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:39,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:39,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:39,382 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:39,387 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:39,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:40,161 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:40,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:40,164 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:40,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:40,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 236 transitions. [2022-12-14 21:26:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2022-12-14 21:26:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:40,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:40,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:40,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:26:40,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:40,338 INFO L350 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 [2022-12-14 21:26:40,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,343 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:40,346 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:40,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:40,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:40,371 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:40,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,377 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:40,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:40,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:26:40,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:40,480 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:40,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:40,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:40,528 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:40,529 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2022-12-14 21:26:40,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 132 treesize of output 52 [2022-12-14 21:26:40,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:40,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:40,944 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:40,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:41,392 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:41,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:41,395 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:41,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:41,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 139 states and 237 transitions. [2022-12-14 21:26:41,432 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 237 transitions. [2022-12-14 21:26:41,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:41,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:41,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:41,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:41,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:41,613 INFO L350 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 [2022-12-14 21:26:41,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:41,616 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:41,618 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:41,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:41,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:41,640 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:41,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:41,644 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:41,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:41,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:41,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:41,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:41,652 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:41,653 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2022-12-14 21:26:41,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:41,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 119 treesize of output 39 [2022-12-14 21:26:41,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:41,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:41,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:26:42,344 INFO L350 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 170 treesize of output 154 [2022-12-14 21:26:42,352 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:42,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:42,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 117 [2022-12-14 21:26:42,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,764 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:42,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:42,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:42,772 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:42,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:26:43,357 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:43,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:26:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:43,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 140 states and 238 transitions. [2022-12-14 21:26:43,397 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 238 transitions. [2022-12-14 21:26:43,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:43,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:43,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:43,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:43,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:43,558 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:43,558 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:43,576 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:43,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:43,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:43,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:43,595 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:26:43,613 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:43,614 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:26:43,616 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:43,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:43,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:43,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:26:43,646 INFO L350 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 [2022-12-14 21:26:43,721 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:43,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,727 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:43,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:43,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 152 treesize of output 76 [2022-12-14 21:26:43,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:43,826 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:43,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:43,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:43,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:43,881 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:26:43,885 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:43,886 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:26:44,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:44,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:44,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:44,290 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:44,293 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:44,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:44,786 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:44,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:44,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:44,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 141 states and 239 transitions. [2022-12-14 21:26:44,826 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 239 transitions. [2022-12-14 21:26:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:44,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:44,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:44,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:26:44,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:44,969 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:44,969 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:44,987 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:44,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:44,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:45,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:45,014 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:45,015 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:26:45,018 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:45,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:26:45,040 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:45,040 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:26:45,068 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:45,068 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 43 [2022-12-14 21:26:45,074 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:45,080 INFO L350 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 [2022-12-14 21:26:45,203 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:45,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,210 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:45,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:45,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 189 treesize of output 99 [2022-12-14 21:26:45,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:45,565 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:45,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:45,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:45,605 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:45,606 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:26:45,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:45,888 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:45,890 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:45,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:46,302 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:46,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 142 states and 240 transitions. [2022-12-14 21:26:46,334 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 240 transitions. [2022-12-14 21:26:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:46,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:46,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:46,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:46,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:46,521 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:46,521 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:46,543 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:26:46,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:26:46,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:46,560 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:46,560 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:26:46,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:46,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:46,586 INFO L350 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 23 treesize of output 16 [2022-12-14 21:26:46,588 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:46,596 INFO L350 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 [2022-12-14 21:26:46,654 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:46,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:46,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:46,669 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:46,670 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 178 [2022-12-14 21:26:46,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:46,733 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:46,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:46,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:46,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:46,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 132 treesize of output 52 [2022-12-14 21:26:47,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:47,015 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:47,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:47,497 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:47,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:47,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 143 states and 241 transitions. [2022-12-14 21:26:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 241 transitions. [2022-12-14 21:26:47,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:47,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:47,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:47,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 61 conjunts are in the unsatisfiable core [2022-12-14 21:26:47,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:47,700 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:47,701 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:47,715 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:26:47,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:26:47,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:47,727 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:47,727 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:26:47,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:47,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:47,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,759 INFO L350 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 23 treesize of output 16 [2022-12-14 21:26:47,761 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:26:47,764 INFO L350 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 [2022-12-14 21:26:47,779 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:47,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,784 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:47,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 167 treesize of output 90 [2022-12-14 21:26:47,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:47,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:47,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:26:48,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:48,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:48,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:48,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:48,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:48,149 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:48,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:49,366 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:49,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:49,369 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:49,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:49,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 144 states and 242 transitions. [2022-12-14 21:26:49,739 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 242 transitions. [2022-12-14 21:26:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:49,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:49,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:49,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:49,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:49,898 INFO L350 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 [2022-12-14 21:26:49,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:49,902 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:49,903 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:49,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:49,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:49,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:49,919 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:50,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:50,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:50,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:50,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:50,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:50,128 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:50,306 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:50,309 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:50,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:50,734 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:50,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:50,736 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:50,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:50,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 145 states and 243 transitions. [2022-12-14 21:26:50,773 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 243 transitions. [2022-12-14 21:26:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:50,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:50,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:50,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 21:26:50,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:50,897 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:50,897 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:50,910 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:50,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:50,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:50,923 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:50,923 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:26:50,942 INFO L350 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 16 treesize of output 5 [2022-12-14 21:26:50,945 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:50,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:26:50,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:50,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:50,972 INFO L350 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 [2022-12-14 21:26:51,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,036 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:51,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:51,688 INFO L350 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 170 treesize of output 154 [2022-12-14 21:26:51,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:51,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:51,701 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:51,702 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:26:51,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:51,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:51,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:51,749 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:51,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:52,316 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:52,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:52,319 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:52,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 146 states and 244 transitions. [2022-12-14 21:26:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 244 transitions. [2022-12-14 21:26:52,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:52,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:52,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:52,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:52,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:52,534 INFO L350 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 [2022-12-14 21:26:52,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,538 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:52,540 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:52,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:52,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:52,561 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:52,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,565 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:52,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:52,588 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:52,588 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2022-12-14 21:26:52,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:52,935 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:52,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:52,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:52,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:52,951 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:52,952 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2022-12-14 21:26:53,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:53,231 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:53,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:53,677 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:53,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:53,679 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:53,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 147 states and 245 transitions. [2022-12-14 21:26:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 245 transitions. [2022-12-14 21:26:53,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:53,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:53,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:53,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:26:53,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:53,874 INFO L350 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 [2022-12-14 21:26:53,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,877 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:53,879 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:53,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:53,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:53,901 INFO L350 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 125 treesize of output 117 [2022-12-14 21:26:53,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:53,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:26:53,938 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:53,939 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2022-12-14 21:26:53,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:53,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:26:54,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:54,208 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:54,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:54,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:54,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 106 [2022-12-14 21:26:54,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:54,538 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:54,540 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:54,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:54,940 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:54,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:54,943 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 148 states and 246 transitions. [2022-12-14 21:26:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 246 transitions. [2022-12-14 21:26:54,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:54,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:54,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:55,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:26:55,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:55,117 INFO L350 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 [2022-12-14 21:26:55,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,121 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:55,122 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:55,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:55,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:55,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,136 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:55,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:55,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:26:55,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:55,671 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:55,674 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:55,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:56,160 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:56,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:56,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 149 states and 247 transitions. [2022-12-14 21:26:56,201 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 247 transitions. [2022-12-14 21:26:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:56,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:56,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:56,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:26:56,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:56,360 INFO L350 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 [2022-12-14 21:26:56,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:56,366 INFO L350 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 19 treesize of output 23 [2022-12-14 21:26:56,368 INFO L350 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 20 treesize of output 20 [2022-12-14 21:26:56,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:56,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:56,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:56,386 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:56,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:56,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:56,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:56,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:56,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:56,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:56,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:26:57,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:57,025 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:57,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:57,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:57,027 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:57,033 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:26:57,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:26:57,644 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:26:57,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:26:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:57,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:57,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 150 states and 248 transitions. [2022-12-14 21:26:57,684 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 248 transitions. [2022-12-14 21:26:57,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:57,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:57,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:57,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:57,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:26:57,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:57,817 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:57,817 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:57,830 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:57,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:57,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:57,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:57,859 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:57,859 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:26:57,862 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:57,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:26:57,873 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:57,873 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:26:57,889 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:57,889 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 58 [2022-12-14 21:26:57,893 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:57,912 INFO L350 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 [2022-12-14 21:26:58,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,019 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:58,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:26:58,282 INFO L350 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 161 treesize of output 147 [2022-12-14 21:26:58,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:58,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:26:58,334 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:58,335 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2022-12-14 21:26:58,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 93 treesize of output 34 [2022-12-14 21:26:58,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:58,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:58,657 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:26:58,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:26:59,161 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:26:59,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:26:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:26:59,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 151 states and 249 transitions. [2022-12-14 21:26:59,206 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 249 transitions. [2022-12-14 21:26:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:26:59,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:59,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:59,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:26:59,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:26:59,369 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:26:59,369 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:26:59,384 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:26:59,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:26:59,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:59,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:26:59,409 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:26:59,417 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:26:59,417 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:26:59,420 INFO L350 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 5 treesize of output 3 [2022-12-14 21:26:59,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:59,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:26:59,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:26:59,449 INFO L350 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 [2022-12-14 21:26:59,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:59,502 INFO L350 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 34 treesize of output 32 [2022-12-14 21:26:59,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:59,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:59,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:26:59,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:59,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:26:59,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:27:00,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,018 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:00,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,019 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:00,024 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:27:00,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:27:00,573 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:27:00,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:27:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 152 states and 250 transitions. [2022-12-14 21:27:00,615 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 250 transitions. [2022-12-14 21:27:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:00,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:00,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:00,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:27:00,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:00,739 INFO L350 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 [2022-12-14 21:27:00,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,742 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:00,744 INFO L350 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 20 treesize of output 20 [2022-12-14 21:27:00,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:00,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:00,763 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:00,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:00,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:00,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:00,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 90 [2022-12-14 21:27:01,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:01,043 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:01,048 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:01,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:01,081 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:01,082 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2022-12-14 21:27:01,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:27:01,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:01,393 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:01,395 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:01,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:01,852 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:01,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:01,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:01,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 153 states and 251 transitions. [2022-12-14 21:27:01,890 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 251 transitions. [2022-12-14 21:27:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:01,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:01,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:02,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 61 conjunts are in the unsatisfiable core [2022-12-14 21:27:02,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:02,077 INFO L350 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 [2022-12-14 21:27:02,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,082 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:02,084 INFO L350 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 20 treesize of output 20 [2022-12-14 21:27:02,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:02,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:02,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,100 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:02,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:27:02,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:27:02,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:02,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:02,784 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:02,790 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:27:02,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:27:03,438 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:27:03,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:27:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 154 states and 252 transitions. [2022-12-14 21:27:03,481 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 252 transitions. [2022-12-14 21:27:03,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:03,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:03,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:03,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:27:03,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:03,618 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:03,619 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:03,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:27:03,643 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:27:03,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:27:03,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:03,654 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:27:03,674 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:03,674 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:03,677 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:03,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:27:03,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:03,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:03,713 INFO L350 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 [2022-12-14 21:27:03,806 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:03,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:03,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:03,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:03,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:03,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:03,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:03,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:03,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 79 [2022-12-14 21:27:04,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:04,180 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:04,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:04,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:04,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:27:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:04,603 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:04,606 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:04,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:05,132 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:05,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:05,134 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:05,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:05,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 155 states and 253 transitions. [2022-12-14 21:27:05,170 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 253 transitions. [2022-12-14 21:27:05,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:05,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:05,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:05,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:27:05,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:05,324 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:05,324 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:05,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:27:05,346 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:27:05,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:27:05,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:05,373 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:05,374 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:05,377 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:05,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:27:05,387 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:05,387 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:27:05,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:05,403 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 47 [2022-12-14 21:27:05,407 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:05,422 INFO L350 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 [2022-12-14 21:27:05,519 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:05,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:05,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,527 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:05,532 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:05,533 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 178 [2022-12-14 21:27:05,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:27:05,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:05,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:27:06,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:06,257 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:06,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:06,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:06,258 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:06,265 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:27:06,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:27:07,304 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:27:07,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:27:07,307 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:07,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 156 states and 254 transitions. [2022-12-14 21:27:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 254 transitions. [2022-12-14 21:27:07,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:07,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:07,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:07,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:07,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:07,935 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:07,936 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:07,954 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:27:07,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:27:07,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:07,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:07,988 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:07,989 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:07,992 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:07,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:27:08,006 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:08,007 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:27:08,029 INFO L350 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 [2022-12-14 21:27:08,145 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:08,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:08,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:08,159 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:08,161 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:27:08,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:08,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:27:08,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:08,717 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:08,719 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:08,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:09,217 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:09,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:09,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:09,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 157 states and 255 transitions. [2022-12-14 21:27:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 255 transitions. [2022-12-14 21:27:09,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:09,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:09,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:09,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:09,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:09,427 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:09,428 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:09,443 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:27:09,443 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:27:09,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:09,463 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:09,463 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:27:09,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:09,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:09,489 INFO L350 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 23 treesize of output 16 [2022-12-14 21:27:09,491 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:09,498 INFO L350 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 [2022-12-14 21:27:09,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:09,555 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:09,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:09,769 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:09,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:09,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:09,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:09,814 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:09,815 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2022-12-14 21:27:10,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:10,110 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:10,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:10,524 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:10,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 158 states and 256 transitions. [2022-12-14 21:27:10,557 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 256 transitions. [2022-12-14 21:27:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:10,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:10,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:10,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:27:10,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:10,707 INFO L350 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 [2022-12-14 21:27:10,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,710 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:10,712 INFO L350 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 20 treesize of output 20 [2022-12-14 21:27:10,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:10,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:10,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,727 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:10,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:10,973 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:10,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:10,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:10,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:11,011 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:11,012 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2022-12-14 21:27:11,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:11,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:11,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:11,444 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:11,446 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:11,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:11,856 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:11,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:11,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:11,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 159 states and 257 transitions. [2022-12-14 21:27:11,891 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 257 transitions. [2022-12-14 21:27:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:11,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:11,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:12,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:27:12,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:12,048 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:12,048 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:12,065 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:27:12,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:27:12,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:12,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:12,093 INFO L350 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 16 treesize of output 5 [2022-12-14 21:27:12,095 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:12,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:27:12,107 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:12,107 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:27:12,116 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:12,117 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2022-12-14 21:27:12,122 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:12,138 INFO L350 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 [2022-12-14 21:27:12,247 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:12,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:12,251 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:12,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:12,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:12,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:12,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:12,266 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:12,267 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2022-12-14 21:27:12,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:12,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:12,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:27:13,036 INFO L350 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 170 treesize of output 154 [2022-12-14 21:27:13,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:13,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:13,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:13,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:13,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:13,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:13,051 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:13,052 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:27:13,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:13,080 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:13,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:13,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:13,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:13,086 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:27:13,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:27:14,116 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:27:14,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:27:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:14,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 160 states and 258 transitions. [2022-12-14 21:27:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 258 transitions. [2022-12-14 21:27:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:14,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:14,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:14,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:27:14,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:14,657 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:14,657 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:14,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:27:14,673 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:27:14,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:27:14,684 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:14,684 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:14,687 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:14,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:14,704 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:27:14,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:27:14,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:14,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:14,734 INFO L350 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 [2022-12-14 21:27:14,802 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:14,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:14,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:14,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:27:14,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:14,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:14,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:27:15,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:15,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:15,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:15,113 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:15,115 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:15,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:15,593 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:15,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:15,595 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:15,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:15,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 161 states and 259 transitions. [2022-12-14 21:27:15,634 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 259 transitions. [2022-12-14 21:27:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:15,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:15,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:15,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:15,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:15,802 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:15,803 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:15,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:27:15,823 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:27:15,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:27:15,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:15,843 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:15,844 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:27:15,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 79 [2022-12-14 21:27:15,871 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:15,871 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:27:15,893 INFO L350 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 60 treesize of output 41 [2022-12-14 21:27:15,895 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:15,896 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:27:15,903 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:15,904 INFO L350 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 9 treesize of output 7 [2022-12-14 21:27:15,922 INFO L350 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 [2022-12-14 21:27:16,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,044 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:16,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:16,290 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:16,296 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:16,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:16,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 106 [2022-12-14 21:27:16,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:16,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:16,673 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:16,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:17,173 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:17,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:17,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 162 states and 260 transitions. [2022-12-14 21:27:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 260 transitions. [2022-12-14 21:27:17,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:17,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:17,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:17,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 21:27:17,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:17,370 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:17,371 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:17,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:27:17,389 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:27:17,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:27:17,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:17,404 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:17,404 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:17,407 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:17,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:27:17,419 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:17,420 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:27:17,446 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:17,446 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 54 [2022-12-14 21:27:17,453 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:17,459 INFO L350 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 [2022-12-14 21:27:17,558 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:17,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,564 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:17,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:17,588 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:27:17,591 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:17,592 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2022-12-14 21:27:17,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:27:17,930 INFO L350 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 170 treesize of output 154 [2022-12-14 21:27:17,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:17,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:17,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:17,945 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:27:17,983 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:17,984 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:27:18,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:18,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:18,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:18,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:18,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:18,479 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:27:18,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:27:19,016 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:27:19,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:27:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:19,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:19,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 163 states and 261 transitions. [2022-12-14 21:27:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 261 transitions. [2022-12-14 21:27:19,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:19,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:19,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:19,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:19,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:19,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:19,216 INFO L350 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 [2022-12-14 21:27:19,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:19,219 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:19,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:19,224 INFO L350 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 [2022-12-14 21:27:19,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:19,235 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:19,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:19,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:19,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:27:19,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:19,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:19,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:19,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:27:20,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:20,225 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:20,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:20,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:20,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:20,234 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:27:20,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:27:20,905 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:27:20,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:27:20,908 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 164 states and 262 transitions. [2022-12-14 21:27:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 262 transitions. [2022-12-14 21:27:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:20,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:20,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:21,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:21,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:21,130 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:21,130 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:21,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:27:21,154 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:27:21,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:27:21,175 INFO L350 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 17 treesize of output 6 [2022-12-14 21:27:21,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:21,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:21,202 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:21,203 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:27:21,209 INFO L350 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 [2022-12-14 21:27:21,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:21,219 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:21,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:21,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:21,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:21,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:21,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:21,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:27:21,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:21,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:21,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:21,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:21,707 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:21,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:22,194 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:22,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:22,196 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:22,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:22,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 165 states and 263 transitions. [2022-12-14 21:27:22,229 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 263 transitions. [2022-12-14 21:27:22,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:22,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:22,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:22,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:22,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:22,391 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:22,392 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:22,406 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:27:22,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:27:22,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:22,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:22,430 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:22,430 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:27:22,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:22,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:22,444 INFO L350 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 23 treesize of output 16 [2022-12-14 21:27:22,446 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:22,450 INFO L350 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 [2022-12-14 21:27:22,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:22,458 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:22,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:22,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:22,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:27:23,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:23,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:23,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:23,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:27:23,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:23,413 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:23,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:23,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:23,414 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:23,420 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:27:23,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:27:24,102 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:27:24,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:27:24,104 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 166 states and 264 transitions. [2022-12-14 21:27:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 264 transitions. [2022-12-14 21:27:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:24,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:24,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:24,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:27:24,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:24,287 INFO L350 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 [2022-12-14 21:27:24,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,293 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:24,295 INFO L350 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 20 treesize of output 20 [2022-12-14 21:27:24,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:24,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:24,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,313 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:24,587 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:24,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:24,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:24,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 106 [2022-12-14 21:27:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:24,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:24,984 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:24,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:25,428 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:25,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:25,431 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:25,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:25,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 167 states and 265 transitions. [2022-12-14 21:27:25,473 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 265 transitions. [2022-12-14 21:27:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:25,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:25,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:25,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:27:25,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:25,627 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:25,627 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:25,640 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:27:25,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:27:25,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:25,659 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:25,659 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:27:25,671 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:25,672 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:25,674 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:25,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:25,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:25,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:27:25,698 INFO L350 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 [2022-12-14 21:27:25,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:25,747 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:25,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:25,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:25,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:25,989 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:25,995 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:25,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:25,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:25,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:25,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:25,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:26,007 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:26,008 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:27:26,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:26,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:26,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:26,440 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:26,442 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:26,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:27,014 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:27,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:27,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 168 states and 266 transitions. [2022-12-14 21:27:27,050 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 266 transitions. [2022-12-14 21:27:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:27,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:27,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:27,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:27:27,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:27,193 INFO L350 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 [2022-12-14 21:27:27,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,199 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:27,202 INFO L350 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 20 treesize of output 20 [2022-12-14 21:27:27,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:27,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:27,224 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:27,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:27,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:27,236 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:27:27,265 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:27,265 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:27:27,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:27,582 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:27,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:27,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:27:27,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:27,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:27,963 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:27,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:28,373 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:28,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:28,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:28,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 169 states and 267 transitions. [2022-12-14 21:27:28,412 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 267 transitions. [2022-12-14 21:27:28,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:28,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:28,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:28,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:27:28,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:28,558 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:28,558 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:28,578 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:27:28,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:27:28,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:28,592 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:28,593 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:28,595 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:28,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:28,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 51 [2022-12-14 21:27:28,621 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:28,622 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:27:28,641 INFO L321 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-12-14 21:27:28,642 INFO L350 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 51 [2022-12-14 21:27:28,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:28,683 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 53 [2022-12-14 21:27:28,686 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:28,690 INFO L350 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 [2022-12-14 21:27:28,864 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:28,877 INFO L321 Elim1Store]: treesize reduction 165, result has 0.6 percent of original size [2022-12-14 21:27:28,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 106 treesize of output 166 [2022-12-14 21:27:28,905 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:28,906 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:27:29,324 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:29,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 51 treesize of output 46 [2022-12-14 21:27:30,228 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:30,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 61 [2022-12-14 21:27:30,555 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:30,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 78 treesize of output 71 [2022-12-14 21:27:32,618 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:32,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 42 [2022-12-14 21:27:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:53,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:53,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 180 states and 292 transitions. [2022-12-14 21:27:53,621 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 292 transitions. [2022-12-14 21:27:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:53,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:53,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:53,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:53,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:53,809 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:53,809 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:53,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:27:53,828 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:27:53,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:27:53,844 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:53,844 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:53,848 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:53,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:53,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:27:53,869 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:53,869 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:27:53,881 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:53,881 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 43 [2022-12-14 21:27:53,885 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:53,899 INFO L350 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 [2022-12-14 21:27:54,019 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:54,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:54,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:54,036 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:54,037 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:27:54,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:54,402 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:54,408 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:54,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:54,417 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:54,418 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:27:54,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:54,713 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:54,716 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:54,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:55,171 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:55,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:55,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:55,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 181 states and 293 transitions. [2022-12-14 21:27:55,219 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 293 transitions. [2022-12-14 21:27:55,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:55,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:55,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:55,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:55,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:55,412 INFO L350 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 [2022-12-14 21:27:55,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,415 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:55,417 INFO L350 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 20 treesize of output 20 [2022-12-14 21:27:55,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:55,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:55,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,435 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:55,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:55,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:27:55,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:55,932 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:55,934 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:55,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:56,434 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:56,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:56,437 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:56,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:56,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 182 states and 294 transitions. [2022-12-14 21:27:56,479 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 294 transitions. [2022-12-14 21:27:56,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:56,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:56,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:56,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:27:56,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:56,621 INFO L350 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 [2022-12-14 21:27:56,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,626 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:56,629 INFO L350 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 20 treesize of output 20 [2022-12-14 21:27:56,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:56,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:56,649 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:56,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:56,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:56,693 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:56,694 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:27:56,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:56,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:56,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:27:57,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:57,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:57,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:57,244 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:57,247 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:57,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:57,686 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:57,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:57,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 183 states and 295 transitions. [2022-12-14 21:27:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 295 transitions. [2022-12-14 21:27:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:57,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:57,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:57,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:27:57,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:57,920 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:27:57,920 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:27:57,933 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:27:57,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:27:57,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:57,947 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:57,948 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:27:57,962 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:57,963 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:27:57,965 INFO L350 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 5 treesize of output 3 [2022-12-14 21:27:57,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:27:57,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:57,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:57,993 INFO L350 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 [2022-12-14 21:27:58,062 INFO L350 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 125 treesize of output 117 [2022-12-14 21:27:58,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:58,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:27:58,113 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:27:58,114 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2022-12-14 21:27:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:27:58,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:58,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:27:58,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:58,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:58,640 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:58,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:27:59,072 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:27:59,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:27:59,075 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:27:59,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:27:59,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 184 states and 296 transitions. [2022-12-14 21:27:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 296 transitions. [2022-12-14 21:27:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:27:59,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:27:59,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:27:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:27:59,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:27:59,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:27:59,296 INFO L350 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 [2022-12-14 21:27:59,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,299 INFO L350 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 19 treesize of output 23 [2022-12-14 21:27:59,301 INFO L350 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 20 treesize of output 20 [2022-12-14 21:27:59,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:59,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:27:59,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,317 INFO L350 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 34 treesize of output 32 [2022-12-14 21:27:59,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:27:59,553 INFO L350 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 161 treesize of output 147 [2022-12-14 21:27:59,557 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:59,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:27:59,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:27:59,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:27:59,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:27:59,963 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:27:59,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:00,464 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:00,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:00,467 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 185 states and 297 transitions. [2022-12-14 21:28:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 297 transitions. [2022-12-14 21:28:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:00,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:00,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:00,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:00,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:00,737 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:00,737 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:00,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:00,754 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:28:00,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:28:00,762 INFO L350 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 16 treesize of output 5 [2022-12-14 21:28:00,764 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:00,780 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:00,780 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:28:00,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:28:00,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:00,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:00,805 INFO L350 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 [2022-12-14 21:28:00,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:00,863 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:01,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:01,076 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:01,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:01,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:01,092 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:01,093 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2022-12-14 21:28:01,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:01,364 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:01,366 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:01,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:01,797 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:01,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:01,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 186 states and 298 transitions. [2022-12-14 21:28:01,840 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 298 transitions. [2022-12-14 21:28:01,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:01,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:01,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:01,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:01,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:02,001 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:02,001 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:02,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:02,023 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:28:02,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:28:02,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:02,047 INFO L350 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 24 treesize of output 17 [2022-12-14 21:28:02,050 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:02,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 71 [2022-12-14 21:28:02,063 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:02,063 INFO L350 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 19 treesize of output 3 [2022-12-14 21:28:02,076 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:02,077 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-12-14 21:28:02,080 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:02,081 INFO L350 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 19 treesize of output 3 [2022-12-14 21:28:02,086 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:02,091 INFO L350 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 [2022-12-14 21:28:02,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,148 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:02,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:02,405 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:02,412 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:02,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:02,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:28:02,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:02,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:02,774 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:02,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:03,251 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:03,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:03,254 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:03,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:03,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 187 states and 299 transitions. [2022-12-14 21:28:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 299 transitions. [2022-12-14 21:28:03,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:03,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:03,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:03,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:03,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:03,432 INFO L350 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 [2022-12-14 21:28:03,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,437 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:03,439 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:03,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:03,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:03,479 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:03,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:03,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:03,492 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:03,493 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:28:03,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:03,898 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:03,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:03,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:03,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:03,915 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:03,915 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:28:04,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:04,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:04,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:04,333 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:04,335 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:04,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:04,966 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:04,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:05,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:05,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 188 states and 300 transitions. [2022-12-14 21:28:05,010 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 300 transitions. [2022-12-14 21:28:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:05,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:05,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:05,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:28:05,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:05,309 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:05,309 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:05,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:05,334 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:28:05,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:28:05,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:05,358 INFO L350 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 24 treesize of output 17 [2022-12-14 21:28:05,363 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:05,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 75 [2022-12-14 21:28:05,374 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:05,375 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:05,402 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:05,403 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2022-12-14 21:28:05,405 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:05,406 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:05,424 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:05,426 INFO L350 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 9 treesize of output 7 [2022-12-14 21:28:05,436 INFO L350 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 [2022-12-14 21:28:05,548 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:05,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:05,552 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:05,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:05,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:05,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:05,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:05,560 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:05,561 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2022-12-14 21:28:05,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:05,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:05,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:06,350 INFO L350 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 170 treesize of output 154 [2022-12-14 21:28:06,360 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:06,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:06,371 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:06,372 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2022-12-14 21:28:06,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 105 [2022-12-14 21:28:06,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:06,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:06,881 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:06,889 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:06,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:07,643 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:07,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:07,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 189 states and 301 transitions. [2022-12-14 21:28:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 301 transitions. [2022-12-14 21:28:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:07,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:07,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:07,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:07,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:07,884 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:07,885 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:07,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:07,905 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:28:07,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:28:07,925 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:07,926 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:28:07,939 INFO L350 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 16 treesize of output 5 [2022-12-14 21:28:07,942 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:07,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:28:07,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:07,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:07,974 INFO L350 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 [2022-12-14 21:28:08,057 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:08,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,064 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:08,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:08,095 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:28:08,099 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:08,100 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2022-12-14 21:28:08,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:08,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:08,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:28:09,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:09,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:09,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:09,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:09,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:09,220 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:09,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:09,831 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:09,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:09,833 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:09,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:09,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 190 states and 302 transitions. [2022-12-14 21:28:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 302 transitions. [2022-12-14 21:28:09,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:09,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:09,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:10,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:28:10,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:10,068 INFO L350 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 [2022-12-14 21:28:10,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,072 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:10,074 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:10,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:10,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:10,092 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,097 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:10,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:10,104 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:10,105 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2022-12-14 21:28:10,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 164 treesize of output 78 [2022-12-14 21:28:10,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:10,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:28:10,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,898 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:10,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:10,899 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:10,904 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:10,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:11,492 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:11,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:11,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:11,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 191 states and 303 transitions. [2022-12-14 21:28:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 303 transitions. [2022-12-14 21:28:11,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:11,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:11,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:11,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 61 conjunts are in the unsatisfiable core [2022-12-14 21:28:11,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:11,655 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:11,656 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:11,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:11,672 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:28:11,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:28:11,682 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:11,683 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:28:11,685 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:11,695 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:11,695 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:28:11,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:28:11,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:11,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:11,718 INFO L350 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 [2022-12-14 21:28:11,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:11,772 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:11,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:11,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:11,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:28:12,358 INFO L350 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 170 treesize of output 154 [2022-12-14 21:28:12,365 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:12,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 216 treesize of output 126 [2022-12-14 21:28:12,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:12,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:12,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:12,798 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:12,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:28:12,929 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:12,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:28:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:12,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 192 states and 304 transitions. [2022-12-14 21:28:12,976 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 304 transitions. [2022-12-14 21:28:12,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:12,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:12,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:13,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:13,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:13,128 INFO L350 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 [2022-12-14 21:28:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,133 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:13,134 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:13,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:13,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:13,152 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:13,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:13,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:13,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 90 [2022-12-14 21:28:13,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:13,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:13,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:13,753 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:13,755 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:13,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:14,211 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:14,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:14,214 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 193 states and 305 transitions. [2022-12-14 21:28:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 305 transitions. [2022-12-14 21:28:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:14,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:14,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:14,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:28:14,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:14,430 INFO L350 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 [2022-12-14 21:28:14,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,435 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:14,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:14,438 INFO L350 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 [2022-12-14 21:28:14,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,446 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:14,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:14,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:14,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:14,861 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:14,864 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:14,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:15,312 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:15,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 194 states and 306 transitions. [2022-12-14 21:28:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 306 transitions. [2022-12-14 21:28:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:15,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:15,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:15,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:28:15,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:15,512 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:15,512 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:15,531 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:28:15,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:28:15,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:15,547 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:15,548 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:28:15,562 INFO L350 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 16 treesize of output 5 [2022-12-14 21:28:15,564 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:15,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:28:15,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:15,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:15,605 INFO L350 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 [2022-12-14 21:28:15,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:15,686 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:15,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:15,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:15,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:16,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:16,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:16,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:16,341 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:28:16,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:16,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:16,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:16,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:16,650 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:16,657 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:16,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:17,184 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:17,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:17,187 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:17,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 195 states and 307 transitions. [2022-12-14 21:28:17,228 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 307 transitions. [2022-12-14 21:28:17,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:17,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:17,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:17,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:28:17,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:17,385 INFO L350 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 [2022-12-14 21:28:17,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,388 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:17,390 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:17,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:17,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:17,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,405 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:17,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:17,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:17,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:17,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:17,634 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:17,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:18,012 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:18,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:18,015 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:18,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:18,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 196 states and 308 transitions. [2022-12-14 21:28:18,063 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 308 transitions. [2022-12-14 21:28:18,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:18,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:18,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:18,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:28:18,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:18,233 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:18,233 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:18,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:18,255 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:28:18,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:28:18,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:18,280 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:18,280 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:28:18,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 79 [2022-12-14 21:28:18,299 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:18,300 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:18,323 INFO L350 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 60 treesize of output 41 [2022-12-14 21:28:18,325 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:18,326 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:18,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:18,332 INFO L350 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 9 treesize of output 7 [2022-12-14 21:28:18,351 INFO L350 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 [2022-12-14 21:28:18,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,466 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:18,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:18,724 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:18,730 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:18,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:18,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:18,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:28:19,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:19,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:19,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:19,056 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:19,058 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:19,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:19,440 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:19,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:19,443 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 197 states and 309 transitions. [2022-12-14 21:28:19,486 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 309 transitions. [2022-12-14 21:28:19,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:19,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:19,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:19,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:28:19,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:19,698 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:19,698 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:19,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:19,714 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:28:19,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:28:19,724 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:19,724 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:28:19,736 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:19,736 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:28:19,738 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:19,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:19,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:19,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:28:19,763 INFO L350 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 [2022-12-14 21:28:19,840 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:19,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:19,847 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:19,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:19,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:19,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:19,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:19,880 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:19,881 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2022-12-14 21:28:20,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:20,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:20,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:20,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:20,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:20,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:20,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:20,480 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:20,483 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:20,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:20,930 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:20,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:20,933 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:20,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 198 states and 310 transitions. [2022-12-14 21:28:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 310 transitions. [2022-12-14 21:28:20,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:20,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:20,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:21,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:28:21,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:21,097 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:21,097 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:21,115 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:28:21,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:28:21,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:21,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:21,145 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:21,145 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:28:21,147 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:28:21,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:21,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,160 INFO L350 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 23 treesize of output 16 [2022-12-14 21:28:21,162 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:21,166 INFO L350 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 [2022-12-14 21:28:21,183 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:21,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,186 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:21,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:21,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 79 [2022-12-14 21:28:21,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:28:21,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:21,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:28:22,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:22,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:22,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:22,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:22,291 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:22,296 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:22,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:28:22,810 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:22,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:28:22,812 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:22,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:22,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 199 states and 311 transitions. [2022-12-14 21:28:22,857 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 311 transitions. [2022-12-14 21:28:22,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:22,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:22,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:22,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:28:22,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:22,995 INFO L350 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 [2022-12-14 21:28:22,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:22,998 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:23,000 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:23,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:23,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:23,029 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:23,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,033 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:23,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:23,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 152 treesize of output 76 [2022-12-14 21:28:23,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:23,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:28:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,869 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:23,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:23,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:23,877 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:23,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:24,583 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:24,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:24,586 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:24,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:24,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 200 states and 312 transitions. [2022-12-14 21:28:24,632 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 312 transitions. [2022-12-14 21:28:24,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:24,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:24,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:24,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:24,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:24,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:24,809 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:24,809 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:24,829 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:28:24,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:28:24,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:24,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:24,857 INFO L350 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 30 treesize of output 17 [2022-12-14 21:28:24,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:24,874 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:24,875 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:28:24,880 INFO L350 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 [2022-12-14 21:28:24,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:24,952 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:25,169 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:25,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:25,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:25,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 216 treesize of output 126 [2022-12-14 21:28:25,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:25,514 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:25,517 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:25,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:25,995 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:25,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:25,998 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 201 states and 313 transitions. [2022-12-14 21:28:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 313 transitions. [2022-12-14 21:28:26,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:26,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:26,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:26,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:26,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:26,201 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:26,201 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:26,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:26,222 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:28:26,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:28:26,237 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:26,238 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:28:26,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:26,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 79 [2022-12-14 21:28:26,267 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:26,267 INFO L350 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 19 treesize of output 3 [2022-12-14 21:28:26,283 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:26,283 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:28:26,296 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:26,302 INFO L350 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 44 treesize of output 35 [2022-12-14 21:28:26,304 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:26,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,314 INFO L350 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 36 treesize of output 27 [2022-12-14 21:28:26,321 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:26,327 INFO L350 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 [2022-12-14 21:28:26,425 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:26,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,429 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:26,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:28:26,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:26,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:26,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:27,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:27,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:27,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:27,018 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:27,020 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:27,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:27,449 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:27,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:27,452 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:27,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:27,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 202 states and 314 transitions. [2022-12-14 21:28:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 314 transitions. [2022-12-14 21:28:27,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:27,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:27,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:27,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:27,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:27,658 INFO L350 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 [2022-12-14 21:28:27,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:27,666 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:27,669 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:27,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:27,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:27,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:27,682 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:27,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:27,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:27,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:28,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:28,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:28,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:28,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:28:28,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:28,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:28,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:28,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:28,632 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:28,638 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:28,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:29,278 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:29,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:29,281 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:29,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 203 states and 315 transitions. [2022-12-14 21:28:29,326 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 315 transitions. [2022-12-14 21:28:29,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:29,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:29,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:29,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:29,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:29,554 INFO L350 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 [2022-12-14 21:28:29,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,559 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:29,561 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:29,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:29,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:29,587 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:29,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:29,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:29,627 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:29,628 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2022-12-14 21:28:29,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 107 treesize of output 37 [2022-12-14 21:28:29,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:29,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:29,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:29,940 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:29,943 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:29,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:30,513 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:30,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:30,515 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:30,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 204 states and 316 transitions. [2022-12-14 21:28:30,557 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 316 transitions. [2022-12-14 21:28:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:30,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:30,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:30,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:28:30,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:30,703 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:30,703 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:30,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:30,722 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:28:30,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:28:30,742 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:30,743 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:28:30,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:30,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 79 [2022-12-14 21:28:30,776 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:30,776 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:30,784 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:30,784 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:30,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:30,799 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 72 [2022-12-14 21:28:30,807 INFO L350 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 9 treesize of output 7 [2022-12-14 21:28:30,838 INFO L321 Elim1Store]: treesize reduction 16, result has 46.7 percent of original size [2022-12-14 21:28:30,838 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 88 [2022-12-14 21:28:30,865 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:30,880 INFO L350 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 [2022-12-14 21:28:30,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:30,965 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:31,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:31,556 INFO L350 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 170 treesize of output 154 [2022-12-14 21:28:31,560 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:31,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:31,571 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:31,572 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:28:31,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,604 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:31,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:31,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:31,611 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:31,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:32,246 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:32,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:32,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:32,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:32,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 205 states and 317 transitions. [2022-12-14 21:28:32,292 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 317 transitions. [2022-12-14 21:28:32,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:32,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:32,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:32,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:32,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:32,460 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:32,460 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:32,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:32,479 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:28:32,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:28:32,487 INFO L350 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 16 treesize of output 5 [2022-12-14 21:28:32,489 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:32,507 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:32,507 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:28:32,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:28:32,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:32,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:32,537 INFO L350 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 [2022-12-14 21:28:32,603 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:32,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:32,607 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:32,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:32,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:32,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:32,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:32,633 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:32,634 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:28:32,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:32,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:32,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:33,001 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:33,008 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:33,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:33,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:33,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:33,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:33,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:33,018 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:28:33,038 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:33,039 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:28:33,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:33,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:33,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:33,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:33,381 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:33,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:33,824 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:33,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:33,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:33,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 206 states and 318 transitions. [2022-12-14 21:28:33,869 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 318 transitions. [2022-12-14 21:28:33,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:33,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:33,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:34,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:28:34,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:34,137 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:34,137 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:34,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:34,160 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:28:34,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:28:34,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:34,186 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:34,187 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:28:34,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 79 [2022-12-14 21:28:34,211 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:34,212 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:34,233 INFO L350 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 60 treesize of output 41 [2022-12-14 21:28:34,235 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:34,235 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:34,241 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:34,242 INFO L350 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 9 treesize of output 7 [2022-12-14 21:28:34,257 INFO L350 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 [2022-12-14 21:28:34,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:34,397 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:34,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:34,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:34,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:34,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:34,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:34,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:34,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:34,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:34,832 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:34,835 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:34,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:35,369 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:35,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:35,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:35,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 207 states and 319 transitions. [2022-12-14 21:28:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 319 transitions. [2022-12-14 21:28:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:35,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:35,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:35,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:28:35,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:35,566 INFO L350 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 [2022-12-14 21:28:35,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,569 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:35,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:35,573 INFO L350 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 [2022-12-14 21:28:35,587 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:35,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:35,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:35,625 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:35,626 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 203 [2022-12-14 21:28:35,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 119 treesize of output 39 [2022-12-14 21:28:35,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:35,695 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:35,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:35,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:35,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:35,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:28:36,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:36,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:36,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:36,032 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:36,034 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:36,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:36,427 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:36,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:36,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:36,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 208 states and 320 transitions. [2022-12-14 21:28:36,472 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 320 transitions. [2022-12-14 21:28:36,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:36,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:36,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:36,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:36,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:36,642 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:36,642 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:36,655 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:28:36,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:28:36,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:36,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:36,686 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:36,687 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:28:36,690 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:36,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:28:36,701 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:36,701 INFO L350 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 25 treesize of output 3 [2022-12-14 21:28:36,710 INFO L350 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 [2022-12-14 21:28:36,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:36,754 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:36,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:36,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:36,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:36,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:37,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:37,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:37,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:37,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:37,175 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:37,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:37,631 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:37,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:37,634 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 209 states and 321 transitions. [2022-12-14 21:28:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 321 transitions. [2022-12-14 21:28:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:37,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:37,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:37,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:28:37,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:37,831 INFO L350 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 [2022-12-14 21:28:37,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:37,834 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:37,836 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:37,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:37,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:37,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:37,849 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:38,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:38,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:38,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:38,252 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:38,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:38,748 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:38,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:38,750 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:38,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:38,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 210 states and 322 transitions. [2022-12-14 21:28:38,788 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 322 transitions. [2022-12-14 21:28:38,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:38,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:38,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:38,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:28:38,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:38,953 INFO L350 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 [2022-12-14 21:28:38,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,957 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:38,959 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:38,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:38,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:38,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:38,971 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:39,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:39,238 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:39,242 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:39,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:39,251 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:39,252 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2022-12-14 21:28:39,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:39,626 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:39,628 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:39,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:40,081 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:40,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:40,084 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 211 states and 323 transitions. [2022-12-14 21:28:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 323 transitions. [2022-12-14 21:28:40,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:40,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:40,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:40,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:40,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:40,331 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:40,331 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:40,351 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:28:40,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:28:40,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:40,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:40,379 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:40,380 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:28:40,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 83 [2022-12-14 21:28:40,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:40,417 INFO L350 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 19 treesize of output 3 [2022-12-14 21:28:40,424 INFO L350 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 45 treesize of output 30 [2022-12-14 21:28:40,427 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:40,427 INFO L350 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 19 treesize of output 3 [2022-12-14 21:28:40,446 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:40,451 INFO L350 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 [2022-12-14 21:28:40,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:40,545 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:40,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:40,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:40,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:40,824 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:40,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:40,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:40,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:40,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:40,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:40,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:40,841 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:40,841 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2022-12-14 21:28:41,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:41,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:41,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:41,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:41,145 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:41,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:41,561 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:41,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:41,563 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:41,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 212 states and 324 transitions. [2022-12-14 21:28:41,615 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 324 transitions. [2022-12-14 21:28:41,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:41,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:41,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:41,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:41,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:41,775 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:41,775 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:41,790 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:28:41,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:28:41,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:41,807 INFO L350 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 17 treesize of output 6 [2022-12-14 21:28:41,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:41,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:41,830 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:41,830 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:28:41,837 INFO L350 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 [2022-12-14 21:28:41,913 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:41,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:41,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:41,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:41,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:41,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:41,921 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:41,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:41,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:28:42,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:42,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:42,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:42,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:42,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:42,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:42,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:42,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:42,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:42,540 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:42,542 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:42,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:43,046 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:43,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:43,049 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:43,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 213 states and 325 transitions. [2022-12-14 21:28:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 325 transitions. [2022-12-14 21:28:43,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:43,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:43,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:43,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:28:43,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:43,216 INFO L350 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 [2022-12-14 21:28:43,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,219 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:43,220 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:43,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:43,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:43,240 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:43,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,245 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:43,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:43,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 79 [2022-12-14 21:28:43,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:28:43,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:43,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:28:44,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:44,002 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:44,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:44,009 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:44,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:28:44,713 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:44,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:28:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:44,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:44,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 214 states and 326 transitions. [2022-12-14 21:28:44,763 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 326 transitions. [2022-12-14 21:28:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:44,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:44,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:44,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:28:44,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:44,915 INFO L350 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 [2022-12-14 21:28:44,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:44,919 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:44,921 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:44,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:44,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:44,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:44,936 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:45,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:45,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:45,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:45,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:45,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:45,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:45,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:45,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:45,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:45,422 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:45,424 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:45,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:45,839 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:45,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:45,842 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:45,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:45,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 215 states and 327 transitions. [2022-12-14 21:28:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 327 transitions. [2022-12-14 21:28:45,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:45,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:45,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:46,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:46,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:46,011 INFO L350 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 [2022-12-14 21:28:46,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,014 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:46,016 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:46,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:46,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:46,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,032 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:46,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:46,295 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:46,302 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:46,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:46,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 216 treesize of output 126 [2022-12-14 21:28:46,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:46,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:46,593 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:46,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:46,985 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:46,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:46,988 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 216 states and 328 transitions. [2022-12-14 21:28:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 328 transitions. [2022-12-14 21:28:47,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:47,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:47,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:47,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:47,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:47,237 INFO L350 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 [2022-12-14 21:28:47,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,242 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:47,245 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:47,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:47,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:47,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,262 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:47,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:47,526 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:47,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:47,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:47,542 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:47,542 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:28:47,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:47,974 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:47,977 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:47,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:48,513 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:48,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:48,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 217 states and 329 transitions. [2022-12-14 21:28:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 329 transitions. [2022-12-14 21:28:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:48,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:48,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:48,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:48,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:48,730 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:48,730 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:48,750 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:28:48,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:28:48,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:48,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:48,782 INFO L350 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 24 treesize of output 17 [2022-12-14 21:28:48,785 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:48,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 71 [2022-12-14 21:28:48,799 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:48,799 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:48,820 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:48,821 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2022-12-14 21:28:48,823 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:48,823 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:28:48,841 INFO L350 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 [2022-12-14 21:28:48,946 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:48,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:48,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:48,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:48,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:48,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:48,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:48,958 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:48,959 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:28:49,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:49,343 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:49,350 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:49,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:49,379 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:49,380 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2022-12-14 21:28:49,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:28:49,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:49,721 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:49,723 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:49,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:50,231 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:50,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:50,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:50,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 218 states and 330 transitions. [2022-12-14 21:28:50,279 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 330 transitions. [2022-12-14 21:28:50,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:50,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:50,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:50,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:50,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:50,423 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:50,423 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:50,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:28:50,448 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:28:50,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:28:50,460 INFO L350 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 17 treesize of output 6 [2022-12-14 21:28:50,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:50,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:50,499 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:50,500 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:28:50,509 INFO L350 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 [2022-12-14 21:28:50,525 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:50,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:50,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:28:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:50,625 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:50,629 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:50,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:50,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:50,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:28:51,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:51,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:51,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:51,062 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:51,065 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:51,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:51,564 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:51,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:51,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 219 states and 331 transitions. [2022-12-14 21:28:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 331 transitions. [2022-12-14 21:28:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:51,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:51,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:51,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:28:51,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:51,769 INFO L350 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 [2022-12-14 21:28:51,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:51,775 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:51,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:51,781 INFO L350 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 [2022-12-14 21:28:51,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:51,799 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:52,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:52,091 INFO L350 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 161 treesize of output 147 [2022-12-14 21:28:52,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:52,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:52,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:28:52,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:52,477 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:52,480 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:52,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:53,005 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:53,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:53,007 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 220 states and 332 transitions. [2022-12-14 21:28:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 332 transitions. [2022-12-14 21:28:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:53,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:53,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:53,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:28:53,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:53,197 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:53,197 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:53,213 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:28:53,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:28:53,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:53,230 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:53,230 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:28:53,249 INFO L350 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 16 treesize of output 5 [2022-12-14 21:28:53,252 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:53,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:53,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:53,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:28:53,279 INFO L350 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 [2022-12-14 21:28:53,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:53,347 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:53,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:53,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:53,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:54,030 INFO L350 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 170 treesize of output 154 [2022-12-14 21:28:54,038 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:54,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:54,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:54,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:54,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:54,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:54,050 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:54,051 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2022-12-14 21:28:54,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:54,519 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:54,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:54,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:54,520 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:54,527 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:54,527 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:55,199 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:55,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:55,202 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:55,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:55,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 221 states and 333 transitions. [2022-12-14 21:28:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 333 transitions. [2022-12-14 21:28:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:55,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:55,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:55,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:28:55,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:55,458 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:28:55,458 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:28:55,475 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:28:55,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:28:55,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:55,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:55,497 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:28:55,503 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:55,503 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:28:55,505 INFO L350 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 5 treesize of output 3 [2022-12-14 21:28:55,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:28:55,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:55,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:55,541 INFO L350 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 [2022-12-14 21:28:55,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:55,613 INFO L350 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 34 treesize of output 32 [2022-12-14 21:28:55,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:55,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:55,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:28:55,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:55,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:55,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:28:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:56,070 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:28:56,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:28:56,488 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:28:56,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:28:56,491 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:56,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:56,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 222 states and 334 transitions. [2022-12-14 21:28:56,548 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 334 transitions. [2022-12-14 21:28:56,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:56,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:56,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:56,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:28:56,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:56,711 INFO L350 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 [2022-12-14 21:28:56,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,715 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:56,716 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:56,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:56,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:56,734 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:56,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:56,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:56,746 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:56,746 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 178 [2022-12-14 21:28:56,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:56,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:57,231 INFO L350 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 170 treesize of output 154 [2022-12-14 21:28:57,239 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:57,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:57,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:57,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:57,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:57,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:57,282 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:57,283 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2022-12-14 21:28:57,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:57,805 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:57,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:57,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:57,806 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:57,813 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:57,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:28:58,453 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:28:58,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:28:58,456 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:28:58,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:58,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 223 states and 335 transitions. [2022-12-14 21:28:58,499 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 335 transitions. [2022-12-14 21:28:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:28:58,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:58,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:58,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:28:58,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:28:58,645 INFO L350 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 [2022-12-14 21:28:58,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:58,649 INFO L350 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 19 treesize of output 23 [2022-12-14 21:28:58,651 INFO L350 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 20 treesize of output 20 [2022-12-14 21:28:58,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:58,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:28:58,673 INFO L350 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 125 treesize of output 117 [2022-12-14 21:28:58,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:58,678 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:58,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:58,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:58,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:58,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:28:58,702 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:28:58,703 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2022-12-14 21:28:58,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:58,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:58,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:28:59,410 INFO L350 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 170 treesize of output 154 [2022-12-14 21:28:59,417 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:59,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:59,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:59,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:59,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:59,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:28:59,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:59,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:28:59,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:59,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:28:59,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:28:59,477 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:28:59,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:29:00,144 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:29:00,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:29:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:00,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 224 states and 336 transitions. [2022-12-14 21:29:00,197 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 336 transitions. [2022-12-14 21:29:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:00,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:00,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:00,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:29:00,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:00,333 INFO L350 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 [2022-12-14 21:29:00,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:00,336 INFO L350 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 19 treesize of output 23 [2022-12-14 21:29:00,338 INFO L350 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 20 treesize of output 20 [2022-12-14 21:29:00,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:00,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:00,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:00,350 INFO L350 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 34 treesize of output 32 [2022-12-14 21:29:00,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:00,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:00,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:29:00,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:00,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:00,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:00,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:29:01,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:01,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:01,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:01,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:01,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:01,204 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:29:01,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:29:01,787 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:29:01,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:29:01,790 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 225 states and 337 transitions. [2022-12-14 21:29:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 337 transitions. [2022-12-14 21:29:01,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:01,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:01,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:01,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:29:01,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:02,008 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:29:02,008 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:29:02,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:29:02,028 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:29:02,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:29:02,040 INFO L350 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 17 treesize of output 6 [2022-12-14 21:29:02,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:02,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 79 [2022-12-14 21:29:02,070 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:02,071 INFO L350 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 19 treesize of output 3 [2022-12-14 21:29:02,076 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:29:02,076 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:29:02,090 INFO L350 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 5 treesize of output 3 [2022-12-14 21:29:02,094 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:29:02,095 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-12-14 21:29:02,103 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:29:02,103 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2022-12-14 21:29:02,112 INFO L350 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 [2022-12-14 21:29:02,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,239 INFO L350 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 34 treesize of output 32 [2022-12-14 21:29:02,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:29:02,468 INFO L350 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 161 treesize of output 147 [2022-12-14 21:29:02,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:02,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:29:02,481 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:29:02,508 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:29:02,508 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2022-12-14 21:29:02,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:02,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:02,877 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:29:02,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:29:03,312 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:29:03,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:29:03,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:03,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:03,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 226 states and 338 transitions. [2022-12-14 21:29:03,358 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 338 transitions. [2022-12-14 21:29:03,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:03,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:03,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:03,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:29:03,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:03,542 INFO L350 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 [2022-12-14 21:29:03,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,548 INFO L350 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 19 treesize of output 23 [2022-12-14 21:29:03,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:03,554 INFO L350 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 [2022-12-14 21:29:03,575 INFO L350 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 125 treesize of output 117 [2022-12-14 21:29:03,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:03,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:29:03,589 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:29:03,590 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 157 [2022-12-14 21:29:03,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:29:03,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:03,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:29:04,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:04,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:04,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:04,239 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:04,242 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:29:04,242 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:29:04,790 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:29:04,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:29:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:04,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 227 states and 339 transitions. [2022-12-14 21:29:04,838 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2022-12-14 21:29:04,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:04,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:04,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:04,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:29:04,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:04,998 INFO L350 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 [2022-12-14 21:29:05,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,004 INFO L350 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 19 treesize of output 23 [2022-12-14 21:29:05,006 INFO L350 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 20 treesize of output 20 [2022-12-14 21:29:05,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:05,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:05,031 INFO L350 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 125 treesize of output 117 [2022-12-14 21:29:05,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,038 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:05,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:29:05,049 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:29:05,072 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:29:05,072 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2022-12-14 21:29:05,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:29:05,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:05,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:29:06,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:06,078 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:06,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:06,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:06,079 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:06,084 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:29:06,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:29:06,607 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:29:06,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:29:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:06,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 228 states and 340 transitions. [2022-12-14 21:29:06,655 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 340 transitions. [2022-12-14 21:29:06,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:06,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:06,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:06,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:29:06,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:06,826 INFO L350 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 [2022-12-14 21:29:06,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:06,831 INFO L350 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 19 treesize of output 23 [2022-12-14 21:29:06,833 INFO L350 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 20 treesize of output 20 [2022-12-14 21:29:06,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:06,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:06,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:06,846 INFO L350 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 34 treesize of output 32 [2022-12-14 21:29:07,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:29:07,412 INFO L350 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 170 treesize of output 154 [2022-12-14 21:29:07,417 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:07,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:29:07,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 106 [2022-12-14 21:29:07,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:07,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:07,470 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:07,476 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:29:07,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:29:08,085 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:29:08,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:29:08,087 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:08,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 229 states and 341 transitions. [2022-12-14 21:29:08,131 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 341 transitions. [2022-12-14 21:29:08,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:08,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:08,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:08,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:29:08,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:08,293 INFO L350 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 [2022-12-14 21:29:08,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,296 INFO L350 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 19 treesize of output 23 [2022-12-14 21:29:08,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:29:08,300 INFO L350 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 [2022-12-14 21:29:08,318 INFO L350 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 125 treesize of output 117 [2022-12-14 21:29:08,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,322 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:08,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:29:08,346 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:29:08,347 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2022-12-14 21:29:08,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:29:08,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:29:08,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:08,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:29:08,904 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:29:08,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:29:09,387 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:29:09,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:29:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:09,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:09,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 230 states and 342 transitions. [2022-12-14 21:29:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 342 transitions. [2022-12-14 21:29:09,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:09,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:09,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:09,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:29:09,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:09,598 INFO L350 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 [2022-12-14 21:29:09,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:29:09,603 INFO L350 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 19 treesize of output 23 [2022-12-14 21:29:09,605 INFO L350 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 20 treesize of output 20 [2022-12-14 21:29:09,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2022-12-14 21:35:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:23,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:23,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:23,754 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:23,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:24,520 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:24,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:24,523 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:24,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 459 states and 588 transitions. [2022-12-14 21:35:24,578 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 588 transitions. [2022-12-14 21:35:24,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:24,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:24,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:24,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:24,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:24,727 INFO L350 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 [2022-12-14 21:35:24,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:24,732 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:24,734 INFO L350 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 20 treesize of output 20 [2022-12-14 21:35:24,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:24,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:24,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:24,754 INFO L350 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 34 treesize of output 32 [2022-12-14 21:35:25,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:25,430 INFO L350 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 170 treesize of output 154 [2022-12-14 21:35:25,439 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:25,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:25,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:35:25,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,883 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:25,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:25,884 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:25,890 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:25,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:26,399 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:26,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:26,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:26,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 460 states and 589 transitions. [2022-12-14 21:35:26,455 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 589 transitions. [2022-12-14 21:35:26,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:26,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:26,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:26,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:26,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:26,659 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:26,659 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:26,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:35:26,679 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:35:26,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:35:26,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:26,703 INFO L350 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 16 treesize of output 5 [2022-12-14 21:35:26,705 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:26,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:35:26,718 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:26,718 INFO L350 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 25 treesize of output 3 [2022-12-14 21:35:26,724 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:26,725 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-14 21:35:26,739 INFO L350 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 [2022-12-14 21:35:26,802 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:26,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:26,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:26,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:26,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:26,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:26,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:26,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:26,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:26,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 90 [2022-12-14 21:35:27,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:27,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:27,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:27,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:27,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:27,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:35:27,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:27,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:27,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:27,332 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:27,334 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:27,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:27,727 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:27,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:27,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:27,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 461 states and 590 transitions. [2022-12-14 21:35:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 590 transitions. [2022-12-14 21:35:27,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:27,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:27,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:27,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:35:27,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:27,926 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:27,927 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:27,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:35:27,943 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:35:27,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:35:27,954 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:27,955 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:35:27,958 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:27,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:27,972 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:35:27,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:35:27,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:27,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:28,000 INFO L350 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 [2022-12-14 21:35:28,068 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:28,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:28,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:28,107 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:28,108 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2022-12-14 21:35:28,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:28,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:35:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:28,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:28,694 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:28,700 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:28,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:29,231 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:29,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:29,234 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:29,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:29,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 462 states and 591 transitions. [2022-12-14 21:35:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 591 transitions. [2022-12-14 21:35:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:29,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:29,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:29,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:35:29,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:29,426 INFO L350 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 [2022-12-14 21:35:29,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:29,429 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:29,431 INFO L350 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 20 treesize of output 20 [2022-12-14 21:35:29,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:29,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:29,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:29,443 INFO L350 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 34 treesize of output 32 [2022-12-14 21:35:29,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:29,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:30,063 INFO L350 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 170 treesize of output 154 [2022-12-14 21:35:30,071 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:30,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:30,080 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:30,081 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:35:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,112 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,113 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:30,119 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:30,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:30,715 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:30,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:30,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 463 states and 592 transitions. [2022-12-14 21:35:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 592 transitions. [2022-12-14 21:35:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:30,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:30,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:30,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:30,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:30,954 INFO L350 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 [2022-12-14 21:35:30,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,958 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:30,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:30,962 INFO L350 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 [2022-12-14 21:35:30,980 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:30,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,989 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:30,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:31,018 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:31,018 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:35:31,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:31,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:31,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:31,697 INFO L350 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 170 treesize of output 154 [2022-12-14 21:35:31,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:31,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:31,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:31,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:31,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:31,738 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:31,738 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2022-12-14 21:35:32,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:32,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:32,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:32,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:32,340 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:32,346 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:32,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:32,893 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:32,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:32,895 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:32,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:32,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 464 states and 593 transitions. [2022-12-14 21:35:32,951 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 593 transitions. [2022-12-14 21:35:32,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:32,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:32,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:33,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:33,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:33,098 INFO L350 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 [2022-12-14 21:35:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,101 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:33,102 INFO L350 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 20 treesize of output 20 [2022-12-14 21:35:33,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:33,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:33,122 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:33,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,127 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:33,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:33,134 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:33,135 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2022-12-14 21:35:33,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 164 treesize of output 78 [2022-12-14 21:35:33,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:33,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:35:33,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:33,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:33,753 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:33,759 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:33,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:34,373 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:34,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:34,376 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:34,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:34,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 465 states and 594 transitions. [2022-12-14 21:35:34,431 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 594 transitions. [2022-12-14 21:35:34,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:34,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:34,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:34,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:35:34,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:34,597 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:34,598 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:34,616 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:35:34,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:35:34,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:34,636 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:34,636 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:35:34,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:34,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:34,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:34,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:34,665 INFO L350 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 23 treesize of output 16 [2022-12-14 21:35:34,667 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:34,670 INFO L350 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 [2022-12-14 21:35:34,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:34,678 INFO L350 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 34 treesize of output 32 [2022-12-14 21:35:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:34,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:34,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:34,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:34,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:35:35,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:35,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:35,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:35,101 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:35,103 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:35,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:35,574 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:35,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:35,576 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:35,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:35,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 466 states and 595 transitions. [2022-12-14 21:35:35,625 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 595 transitions. [2022-12-14 21:35:35,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:35,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:35,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:35,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:35:35,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:35,814 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:35,814 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:35,828 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:35:35,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:35:35,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:35,844 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:35,844 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:35:35,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:35,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 66 [2022-12-14 21:35:35,867 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:35,867 INFO L350 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 19 treesize of output 3 [2022-12-14 21:35:35,881 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:35,882 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:35:35,894 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:35,911 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:35:35,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:35,923 INFO L350 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 23 treesize of output 16 [2022-12-14 21:35:35,924 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:35,930 INFO L350 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 44 treesize of output 31 [2022-12-14 21:35:35,931 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:35,937 INFO L350 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 [2022-12-14 21:35:36,054 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:36,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,060 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:36,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:36,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:35:36,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:36,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:35:36,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,940 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:36,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:36,950 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:36,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:37,490 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:37,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 467 states and 596 transitions. [2022-12-14 21:35:37,542 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 596 transitions. [2022-12-14 21:35:37,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:37,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:37,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:37,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:35:37,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:37,705 INFO L350 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 [2022-12-14 21:35:37,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:37,707 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:37,709 INFO L350 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 20 treesize of output 20 [2022-12-14 21:35:37,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:37,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:37,731 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:37,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:37,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:37,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:37,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:37,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:37,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:37,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:37,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:35:38,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:38,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:35:38,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:38,233 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:38,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:38,621 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:38,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:38,625 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:38,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:38,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 468 states and 597 transitions. [2022-12-14 21:35:38,680 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 597 transitions. [2022-12-14 21:35:38,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:38,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:38,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:38,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:35:38,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:38,849 INFO L350 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 [2022-12-14 21:35:38,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,852 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:38,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:38,857 INFO L350 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 [2022-12-14 21:35:38,878 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:38,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,884 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:38,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:38,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:38,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 79 [2022-12-14 21:35:39,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:39,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:39,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:39,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:39,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:39,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:35:39,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:39,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:39,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:39,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:39,382 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:39,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:39,852 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:39,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:39,856 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:39,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:39,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 469 states and 598 transitions. [2022-12-14 21:35:39,903 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 598 transitions. [2022-12-14 21:35:39,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:39,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:39,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:40,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:40,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:40,077 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:40,078 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:40,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:35:40,095 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:35:40,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:35:40,107 INFO L350 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 16 treesize of output 5 [2022-12-14 21:35:40,110 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:40,120 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:40,120 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:35:40,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:40,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:40,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:35:40,148 INFO L350 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 [2022-12-14 21:35:40,210 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:40,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:40,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:40,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 119 treesize of output 39 [2022-12-14 21:35:40,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:40,280 INFO L350 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 161 treesize of output 147 [2022-12-14 21:35:40,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:40,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:35:40,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:40,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:40,595 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:40,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:40,979 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:40,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:41,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 470 states and 599 transitions. [2022-12-14 21:35:41,033 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 599 transitions. [2022-12-14 21:35:41,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:41,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:41,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:41,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:41,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:41,201 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:41,201 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:41,214 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:35:41,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:35:41,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:41,235 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:41,235 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:35:41,249 INFO L350 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 16 treesize of output 5 [2022-12-14 21:35:41,251 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:41,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:41,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:41,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:35:41,270 INFO L350 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 [2022-12-14 21:35:41,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:41,327 INFO L350 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 34 treesize of output 32 [2022-12-14 21:35:41,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:41,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:41,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:41,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:41,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:41,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:35:41,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:41,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:41,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:41,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:41,850 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:41,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:42,352 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:42,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:42,354 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 471 states and 600 transitions. [2022-12-14 21:35:42,398 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 600 transitions. [2022-12-14 21:35:42,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:42,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:42,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:42,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:35:42,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:42,527 INFO L350 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 [2022-12-14 21:35:42,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:42,530 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:42,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:42,535 INFO L350 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 [2022-12-14 21:35:42,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:42,543 INFO L350 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 34 treesize of output 32 [2022-12-14 21:35:42,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:42,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:42,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:42,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:42,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:42,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:35:43,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,006 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:43,008 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:43,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:43,123 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:43,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:43,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:43,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 472 states and 601 transitions. [2022-12-14 21:35:43,172 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 601 transitions. [2022-12-14 21:35:43,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:43,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:43,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:43,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:35:43,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:43,313 INFO L350 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 [2022-12-14 21:35:43,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,316 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:43,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:43,320 INFO L350 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 [2022-12-14 21:35:43,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,332 INFO L350 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 34 treesize of output 32 [2022-12-14 21:35:43,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:43,930 INFO L350 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 170 treesize of output 154 [2022-12-14 21:35:43,935 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:43,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:43,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:43,944 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:35:43,974 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:43,975 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:35:44,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:44,366 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:44,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:44,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:44,367 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:44,374 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:44,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:44,974 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:44,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:44,976 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:45,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:45,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 473 states and 602 transitions. [2022-12-14 21:35:45,025 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 602 transitions. [2022-12-14 21:35:45,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:45,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:45,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:45,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:45,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:45,182 INFO L350 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 [2022-12-14 21:35:45,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,186 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:45,188 INFO L350 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 20 treesize of output 20 [2022-12-14 21:35:45,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:45,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:45,208 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:45,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:45,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:45,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:35:45,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:45,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:35:45,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:45,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:45,851 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:45,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:46,277 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:46,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 474 states and 603 transitions. [2022-12-14 21:35:46,334 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 603 transitions. [2022-12-14 21:35:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:46,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:46,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:46,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 21:35:46,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:46,496 INFO L350 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 [2022-12-14 21:35:46,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:46,499 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:46,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:46,504 INFO L350 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 [2022-12-14 21:35:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:46,514 INFO L350 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 34 treesize of output 32 [2022-12-14 21:35:46,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:46,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:46,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:35:47,126 INFO L350 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 170 treesize of output 154 [2022-12-14 21:35:47,134 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:47,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:47,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:47,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:47,144 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:47,145 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2022-12-14 21:35:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:47,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:47,610 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:47,615 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:47,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:35:48,193 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:48,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:35:48,195 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 475 states and 604 transitions. [2022-12-14 21:35:48,247 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 604 transitions. [2022-12-14 21:35:48,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:48,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:48,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:48,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:35:48,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:48,397 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:48,397 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:48,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:35:48,415 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:35:48,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:35:48,424 INFO L350 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 16 treesize of output 5 [2022-12-14 21:35:48,426 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:48,445 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:48,446 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:35:48,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:48,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:48,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:35:48,475 INFO L350 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 [2022-12-14 21:35:48,534 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:48,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,540 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:48,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:48,559 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:48,560 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:35:48,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:48,630 INFO L350 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 170 treesize of output 154 [2022-12-14 21:35:48,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:48,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:48,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:48,666 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:35:48,669 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:48,670 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2022-12-14 21:35:49,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:49,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:49,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:49,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:49,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:49,225 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:49,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:49,784 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:49,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:49,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:49,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 476 states and 605 transitions. [2022-12-14 21:35:49,837 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 605 transitions. [2022-12-14 21:35:49,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:49,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:49,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:50,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:50,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:50,015 INFO L350 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 [2022-12-14 21:35:50,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,017 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:50,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:50,021 INFO L350 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 [2022-12-14 21:35:50,038 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:50,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,042 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:50,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:50,049 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:50,050 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2022-12-14 21:35:50,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:35:50,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:50,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:35:50,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:50,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:50,949 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:50,954 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:50,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:51,436 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:51,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:51,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:51,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 477 states and 606 transitions. [2022-12-14 21:35:51,488 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 606 transitions. [2022-12-14 21:35:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:51,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:51,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:51,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:35:51,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:51,662 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:51,662 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:51,678 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:35:51,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:35:51,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:51,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:51,706 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:51,706 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:35:51,708 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:51,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:35:51,720 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:51,720 INFO L350 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 25 treesize of output 3 [2022-12-14 21:35:51,734 INFO L350 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 [2022-12-14 21:35:51,752 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:51,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:51,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:51,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:51,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:51,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:51,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:51,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:51,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:51,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:51,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:35:52,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:52,110 INFO L350 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 170 treesize of output 154 [2022-12-14 21:35:52,118 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:52,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:52,150 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:52,151 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 185 [2022-12-14 21:35:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:35:52,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,720 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:52,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:52,722 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:52,730 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:52,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:53,320 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:53,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:53,323 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:53,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:53,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 478 states and 607 transitions. [2022-12-14 21:35:53,382 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 607 transitions. [2022-12-14 21:35:53,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:53,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:53,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:53,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:35:53,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:53,576 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:53,576 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:53,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:35:53,594 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:35:53,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:35:53,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:53,608 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:53,609 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:35:53,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 83 [2022-12-14 21:35:53,639 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:53,639 INFO L350 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 19 treesize of output 3 [2022-12-14 21:35:53,658 INFO L350 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 45 treesize of output 30 [2022-12-14 21:35:53,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:53,661 INFO L350 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 19 treesize of output 3 [2022-12-14 21:35:53,676 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:53,680 INFO L350 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 [2022-12-14 21:35:53,802 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:53,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:53,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:53,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:53,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:53,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:53,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:53,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:53,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:53,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 164 treesize of output 78 [2022-12-14 21:35:54,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:35:54,567 INFO L350 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 170 treesize of output 154 [2022-12-14 21:35:54,571 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:54,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:54,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:35:54,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,958 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:54,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:54,959 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:54,968 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:35:54,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:35:55,576 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:35:55,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:35:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:55,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:55,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 479 states and 608 transitions. [2022-12-14 21:35:55,630 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 608 transitions. [2022-12-14 21:35:55,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:55,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:55,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:55,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:35:55,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:55,801 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:55,801 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:55,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:35:55,820 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:35:55,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:35:55,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:55,843 INFO L350 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 24 treesize of output 17 [2022-12-14 21:35:55,846 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:55,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 71 [2022-12-14 21:35:55,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:55,862 INFO L350 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 19 treesize of output 3 [2022-12-14 21:35:55,873 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:55,874 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-12-14 21:35:55,877 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:55,877 INFO L350 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 19 treesize of output 3 [2022-12-14 21:35:55,887 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:35:55,889 INFO L350 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 [2022-12-14 21:35:55,946 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:55,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:55,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:55,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:55,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:55,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:55,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:55,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:55,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:55,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 90 [2022-12-14 21:35:56,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:56,311 INFO L350 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 161 treesize of output 147 [2022-12-14 21:35:56,319 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:56,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:56,330 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:56,332 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:35:56,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:56,703 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:56,706 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:56,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:57,114 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:57,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:57,116 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:57,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 480 states and 609 transitions. [2022-12-14 21:35:57,166 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 609 transitions. [2022-12-14 21:35:57,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:57,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:57,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:57,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:35:57,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:57,335 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:57,335 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:57,350 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:35:57,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:35:57,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:57,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:57,373 INFO L350 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 30 treesize of output 17 [2022-12-14 21:35:57,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:57,389 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:57,389 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:35:57,396 INFO L350 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 [2022-12-14 21:35:57,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:57,457 INFO L350 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 34 treesize of output 32 [2022-12-14 21:35:57,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:57,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:57,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:57,672 INFO L350 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 161 treesize of output 147 [2022-12-14 21:35:57,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:57,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:57,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:57,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:57,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:57,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:35:57,712 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:35:57,716 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:57,717 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:35:58,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,018 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:58,021 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:58,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:58,433 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:58,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:58,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:58,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 481 states and 610 transitions. [2022-12-14 21:35:58,479 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 610 transitions. [2022-12-14 21:35:58,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:58,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:58,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:58,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:35:58,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:58,658 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:35:58,658 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:35:58,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:35:58,677 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:35:58,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:35:58,686 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:58,687 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:35:58,689 INFO L350 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 5 treesize of output 3 [2022-12-14 21:35:58,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:58,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:35:58,712 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:58,712 INFO L350 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 25 treesize of output 3 [2022-12-14 21:35:58,722 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:58,722 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-12-14 21:35:58,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2022-12-14 21:35:58,731 INFO L350 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 [2022-12-14 21:35:58,793 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:58,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:58,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:58,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:35:58,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:35:58,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:58,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:35:59,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:59,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:59,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:59,093 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:59,095 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:35:59,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:35:59,530 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:35:59,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:35:59,533 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:35:59,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 482 states and 611 transitions. [2022-12-14 21:35:59,583 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 611 transitions. [2022-12-14 21:35:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:35:59,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:59,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:59,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:35:59,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:59,782 INFO L350 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 [2022-12-14 21:35:59,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:59,786 INFO L350 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 19 treesize of output 23 [2022-12-14 21:35:59,788 INFO L350 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 20 treesize of output 20 [2022-12-14 21:35:59,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:59,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:35:59,809 INFO L350 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 125 treesize of output 117 [2022-12-14 21:35:59,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:59,815 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:35:59,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:59,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:59,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:35:59,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:35:59,848 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:35:59,850 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:35:59,851 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2022-12-14 21:36:00,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:00,514 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:00,522 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:00,558 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:00,558 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2022-12-14 21:36:00,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 132 treesize of output 52 [2022-12-14 21:36:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:00,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:00,602 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:00,611 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:00,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:01,216 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:01,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:01,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 483 states and 612 transitions. [2022-12-14 21:36:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 612 transitions. [2022-12-14 21:36:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:01,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:01,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:01,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:01,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:01,443 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:01,444 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:01,457 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:01,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:01,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:01,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:01,479 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:01,481 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:01,487 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:36:01,491 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:01,492 INFO L350 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 25 treesize of output 3 [2022-12-14 21:36:01,500 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:01,500 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:36:01,508 INFO L350 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 [2022-12-14 21:36:01,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,562 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:01,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:01,776 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:01,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:01,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:01,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:01,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 195 treesize of output 118 [2022-12-14 21:36:02,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,082 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:02,084 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:02,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:02,466 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:02,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:02,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 484 states and 613 transitions. [2022-12-14 21:36:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 613 transitions. [2022-12-14 21:36:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:02,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:02,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:02,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:02,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:02,665 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:02,665 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:02,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:02,684 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:36:02,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:36:02,704 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:02,705 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:36:02,709 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:02,711 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:02,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:36:02,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:02,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:02,745 INFO L350 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 [2022-12-14 21:36:02,809 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:02,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:02,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:02,838 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:02,838 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2022-12-14 21:36:02,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 152 treesize of output 76 [2022-12-14 21:36:02,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:02,896 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:02,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:02,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:02,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 216 treesize of output 126 [2022-12-14 21:36:03,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:03,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:03,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:03,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:03,222 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:03,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:03,755 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:03,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:03,758 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:03,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 485 states and 614 transitions. [2022-12-14 21:36:03,809 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 614 transitions. [2022-12-14 21:36:03,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:03,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:03,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:03,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:03,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:03,979 INFO L350 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 [2022-12-14 21:36:03,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:03,983 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:03,985 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:03,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:03,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:03,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:03,998 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:04,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:04,206 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:04,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:04,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:04,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 117 [2022-12-14 21:36:04,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:04,521 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:04,524 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:04,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:05,042 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:05,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:05,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:05,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 486 states and 615 transitions. [2022-12-14 21:36:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 615 transitions. [2022-12-14 21:36:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:05,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:05,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:05,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:05,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:05,271 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:05,271 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:05,286 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:05,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:05,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:05,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:05,309 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:05,312 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:05,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:36:05,329 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:05,329 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:36:05,344 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:05,344 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2022-12-14 21:36:05,350 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:05,368 INFO L350 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 [2022-12-14 21:36:05,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:05,472 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:05,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:05,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:05,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:06,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:06,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:06,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:06,169 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:36:06,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:06,515 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:06,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:06,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:06,517 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:06,523 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:06,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:07,203 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:07,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:07,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:07,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 487 states and 616 transitions. [2022-12-14 21:36:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 616 transitions. [2022-12-14 21:36:07,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:07,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:07,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:07,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 21:36:07,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:07,426 INFO L350 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 [2022-12-14 21:36:07,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:07,430 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:07,432 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:07,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:07,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:07,457 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:07,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:07,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:07,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:07,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:07,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:07,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:07,470 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:07,471 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 157 [2022-12-14 21:36:07,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:07,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:07,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:36:08,269 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:08,277 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:08,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:08,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:08,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:08,291 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:08,292 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:36:08,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:08,692 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:08,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:08,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:08,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:08,699 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:08,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:36:09,277 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:09,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:36:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:09,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:09,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 488 states and 617 transitions. [2022-12-14 21:36:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 617 transitions. [2022-12-14 21:36:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:09,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:09,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:09,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:09,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:09,507 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:09,507 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:09,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:09,524 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:36:09,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:36:09,538 INFO L350 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 17 treesize of output 6 [2022-12-14 21:36:09,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:09,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:09,566 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:09,566 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:36:09,577 INFO L350 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 [2022-12-14 21:36:09,655 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:09,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:09,662 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:09,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:09,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:09,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:09,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:09,672 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:09,673 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2022-12-14 21:36:10,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:10,042 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:10,048 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:10,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:10,059 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:10,060 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2022-12-14 21:36:10,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,098 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:10,106 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:10,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:10,702 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:10,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:10,704 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 489 states and 618 transitions. [2022-12-14 21:36:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 618 transitions. [2022-12-14 21:36:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:10,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:10,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:10,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:10,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:10,902 INFO L350 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 [2022-12-14 21:36:10,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,906 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:10,908 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:10,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:10,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:10,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:10,919 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:11,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:11,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:11,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:11,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:11,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:11,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:11,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:11,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:11,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:11,342 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:11,344 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:11,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:11,814 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:11,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:11,816 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:11,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:11,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 490 states and 619 transitions. [2022-12-14 21:36:11,864 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 619 transitions. [2022-12-14 21:36:11,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:11,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:11,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:11,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:12,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:12,030 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:12,030 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:12,046 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:12,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:12,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:12,059 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:12,060 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:36:12,074 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:12,077 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:12,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:36:12,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:12,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:12,105 INFO L350 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 [2022-12-14 21:36:12,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,184 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:12,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:12,461 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:12,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:12,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:12,501 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:12,502 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2022-12-14 21:36:12,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:12,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:12,800 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:12,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:13,182 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:13,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:13,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:13,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 491 states and 620 transitions. [2022-12-14 21:36:13,229 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 620 transitions. [2022-12-14 21:36:13,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:13,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:13,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:13,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:13,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:13,357 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:13,358 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:13,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:13,374 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:36:13,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:36:13,404 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:13,404 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:36:13,411 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:13,411 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:36:13,413 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:13,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:13,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:13,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:36:13,437 INFO L350 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 [2022-12-14 21:36:13,496 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:13,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,503 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:13,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:13,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 167 treesize of output 90 [2022-12-14 21:36:13,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:13,573 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:13,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:13,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:13,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:13,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:36:14,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,031 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:14,034 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:14,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:14,492 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:14,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:14,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:14,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 492 states and 621 transitions. [2022-12-14 21:36:14,544 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 621 transitions. [2022-12-14 21:36:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:14,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:14,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:14,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:14,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:14,735 INFO L350 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 [2022-12-14 21:36:14,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,739 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:14,741 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:14,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:14,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:14,764 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:14,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:14,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:14,777 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:14,777 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2022-12-14 21:36:14,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 152 treesize of output 76 [2022-12-14 21:36:14,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:14,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:14,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:15,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:15,052 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:15,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:15,463 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:15,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 493 states and 622 transitions. [2022-12-14 21:36:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 622 transitions. [2022-12-14 21:36:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:15,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:15,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:15,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:15,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:15,676 INFO L350 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 [2022-12-14 21:36:15,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,681 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:15,683 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:15,685 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:15,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:15,704 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:15,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:15,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:15,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:15,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:36:16,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:16,074 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:16,082 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:16,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:16,120 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:16,121 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2022-12-14 21:36:16,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:16,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:16,688 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:16,694 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:16,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:17,362 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:17,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:17,364 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:17,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:17,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 494 states and 623 transitions. [2022-12-14 21:36:17,413 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 623 transitions. [2022-12-14 21:36:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:17,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:17,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:17,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:17,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:17,606 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:17,606 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:17,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:17,627 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:36:17,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:36:17,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:17,646 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:17,647 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:36:17,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 83 [2022-12-14 21:36:17,681 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:17,681 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:36:17,695 INFO L350 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 60 treesize of output 41 [2022-12-14 21:36:17,697 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:17,698 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:36:17,727 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:17,728 INFO L350 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 9 treesize of output 7 [2022-12-14 21:36:17,735 INFO L350 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 [2022-12-14 21:36:17,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:17,856 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:18,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:18,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:18,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:18,152 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:18,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:18,629 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:18,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:18,631 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:18,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 495 states and 624 transitions. [2022-12-14 21:36:18,677 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 624 transitions. [2022-12-14 21:36:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:18,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:18,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:18,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:36:18,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:18,827 INFO L350 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 [2022-12-14 21:36:18,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,831 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:18,833 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:18,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:18,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:18,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:18,850 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:19,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:19,132 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:19,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:19,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:19,175 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:19,175 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:36:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:19,545 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:19,548 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:19,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:20,097 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:20,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:20,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:20,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 496 states and 625 transitions. [2022-12-14 21:36:20,148 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 625 transitions. [2022-12-14 21:36:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:20,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:20,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:20,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 21:36:20,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:20,348 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:20,348 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:20,364 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:36:20,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:36:20,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:20,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:20,391 INFO L350 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 30 treesize of output 17 [2022-12-14 21:36:20,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:20,410 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:20,410 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:36:20,419 INFO L350 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 [2022-12-14 21:36:20,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:20,496 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:20,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:20,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:20,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:36:20,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:20,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:20,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:20,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:36:21,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:21,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:21,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:21,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:21,102 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:21,109 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:21,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:36:21,805 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:21,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:36:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 497 states and 626 transitions. [2022-12-14 21:36:21,862 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 626 transitions. [2022-12-14 21:36:21,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:21,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:21,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:22,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:36:22,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:22,067 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:22,067 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:22,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:22,093 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:36:22,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:36:22,109 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:22,109 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:36:22,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:22,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 66 [2022-12-14 21:36:22,132 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:22,133 INFO L350 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 19 treesize of output 3 [2022-12-14 21:36:22,152 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:22,174 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:22,174 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:36:22,188 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:36:22,196 INFO L350 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 23 treesize of output 16 [2022-12-14 21:36:22,198 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:22,218 INFO L321 Elim1Store]: treesize reduction 16, result has 46.7 percent of original size [2022-12-14 21:36:22,218 INFO L350 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 2 case distinctions, treesize of input 44 treesize of output 39 [2022-12-14 21:36:22,223 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:22,239 INFO L350 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 [2022-12-14 21:36:22,347 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:22,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,354 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:22,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:22,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 119 treesize of output 39 [2022-12-14 21:36:22,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:22,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:22,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:22,659 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:22,661 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:22,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:23,064 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:23,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:23,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:23,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 498 states and 627 transitions. [2022-12-14 21:36:23,115 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 627 transitions. [2022-12-14 21:36:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:23,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:23,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:23,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:23,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:23,261 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:23,261 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:23,276 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:23,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:23,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:23,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:23,304 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:23,307 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:23,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 50 [2022-12-14 21:36:23,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:23,323 INFO L350 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 25 treesize of output 3 [2022-12-14 21:36:23,333 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:23,334 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:36:23,343 INFO L350 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 [2022-12-14 21:36:23,413 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:23,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:23,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:23,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:36:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:23,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:23,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:24,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:24,123 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:24,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:24,516 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:24,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:24,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:24,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 499 states and 628 transitions. [2022-12-14 21:36:24,566 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 628 transitions. [2022-12-14 21:36:24,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:24,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:24,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:24,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:24,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:24,728 INFO L350 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 [2022-12-14 21:36:24,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,733 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:24,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:24,740 INFO L350 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 [2022-12-14 21:36:24,758 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:24,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,765 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:24,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:24,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:36:25,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:25,749 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:25,759 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:25,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:25,793 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:25,794 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:36:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,839 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:25,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:25,840 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:25,848 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:25,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:26,680 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:26,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:26,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 500 states and 629 transitions. [2022-12-14 21:36:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 629 transitions. [2022-12-14 21:36:26,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:26,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:26,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:26,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:36:26,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:26,900 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:26,901 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:26,918 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:26,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:26,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:26,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:26,950 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:26,952 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:26,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 50 [2022-12-14 21:36:26,968 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:26,968 INFO L350 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 25 treesize of output 3 [2022-12-14 21:36:26,982 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:26,983 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2022-12-14 21:36:26,989 INFO L350 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 [2022-12-14 21:36:27,073 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:27,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:27,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:27,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 79 [2022-12-14 21:36:27,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:27,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:27,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:36:28,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:28,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:28,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:28,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:28,089 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:28,094 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:28,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:28,717 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:28,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:28,720 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:28,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:28,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 501 states and 630 transitions. [2022-12-14 21:36:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 630 transitions. [2022-12-14 21:36:28,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:28,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:28,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:28,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:28,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:28,949 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:28,949 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:28,966 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:28,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:28,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:28,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:28,996 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:28,996 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:36:28,999 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:29,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:36:29,011 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:29,011 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:36:29,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:29,024 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 54 [2022-12-14 21:36:29,030 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:29,048 INFO L350 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 [2022-12-14 21:36:29,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:29,158 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:29,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:29,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:29,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:29,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:29,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:29,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:29,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:36:30,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:30,134 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:30,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:30,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:30,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:30,141 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:30,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:30,694 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:30,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:30,697 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 502 states and 631 transitions. [2022-12-14 21:36:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 631 transitions. [2022-12-14 21:36:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:30,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:30,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:30,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:30,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:30,940 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:30,940 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:30,958 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:30,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:30,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:30,982 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:30,982 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:36:30,989 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:30,991 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:31,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:31,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:31,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:36:31,016 INFO L350 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 [2022-12-14 21:36:31,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:31,088 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:31,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:31,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:31,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:31,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:31,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:31,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:31,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:36:32,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:32,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:32,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:32,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:32,132 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:32,137 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:32,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:32,747 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:32,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:32,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:32,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 503 states and 632 transitions. [2022-12-14 21:36:32,801 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 632 transitions. [2022-12-14 21:36:32,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:32,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:32,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:32,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:32,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:32,967 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:32,967 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:32,981 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:32,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:32,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:32,993 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:32,993 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:36:33,008 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:33,010 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:33,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:36:33,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:33,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:33,044 INFO L350 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 [2022-12-14 21:36:33,117 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:33,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,123 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:33,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:33,143 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:33,144 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2022-12-14 21:36:33,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:33,889 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:33,897 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:33,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:33,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 117 [2022-12-14 21:36:33,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,951 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:33,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:33,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:33,959 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:33,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:34,584 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:34,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:34,586 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:34,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:34,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 504 states and 633 transitions. [2022-12-14 21:36:34,633 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 633 transitions. [2022-12-14 21:36:34,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:34,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:34,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:34,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:36:34,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:34,812 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:34,812 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:34,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:34,832 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:36:34,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:36:34,844 INFO L350 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 17 treesize of output 6 [2022-12-14 21:36:34,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:34,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 66 [2022-12-14 21:36:34,863 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:34,864 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:36:34,878 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:34,879 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2022-12-14 21:36:34,893 INFO L350 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 9 treesize of output 7 [2022-12-14 21:36:34,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:34,903 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:34,903 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2022-12-14 21:36:34,919 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:34,919 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:36:34,929 INFO L350 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 [2022-12-14 21:36:34,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:34,997 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:35,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:35,266 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:35,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:35,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:35,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 117 [2022-12-14 21:36:35,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,335 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:35,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:35,336 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:35,342 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:35,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:35,990 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:35,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:35,994 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:36,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:36,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 505 states and 634 transitions. [2022-12-14 21:36:36,058 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 634 transitions. [2022-12-14 21:36:36,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:36,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:36,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:36,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:36,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:36,251 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:36,251 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:36,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:36,272 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:36:36,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:36:36,283 INFO L350 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 17 treesize of output 6 [2022-12-14 21:36:36,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:36,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:36,319 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:36,320 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:36:36,327 INFO L350 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 [2022-12-14 21:36:36,350 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:36,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:36,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:36,373 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:36,374 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:36:36,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:36,454 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:36,460 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:36,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:36,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:36,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:36:37,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:37,014 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:37,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:37,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:37,016 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:37,025 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:37,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:37,727 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:37,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:37,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:37,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 506 states and 635 transitions. [2022-12-14 21:36:37,781 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 635 transitions. [2022-12-14 21:36:37,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:37,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:37,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:37,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:36:37,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:37,955 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:37,955 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:37,971 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:37,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:37,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:37,994 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:37,995 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:36:38,002 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:38,003 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:36:38,005 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:38,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:36:38,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:38,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:38,029 INFO L350 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 [2022-12-14 21:36:38,090 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:38,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,093 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:38,100 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:36:38,127 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:38,128 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:36:38,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:38,480 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:38,487 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:38,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:38,500 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:38,501 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2022-12-14 21:36:38,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:38,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:38,882 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:38,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:39,321 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:39,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:39,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 507 states and 636 transitions. [2022-12-14 21:36:39,391 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 636 transitions. [2022-12-14 21:36:39,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:39,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:39,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:39,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:36:39,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:39,525 INFO L350 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 [2022-12-14 21:36:39,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:39,529 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:39,531 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:39,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:39,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:39,556 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:39,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:39,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:39,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:39,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:39,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:39,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:39,592 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:39,593 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2022-12-14 21:36:39,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:39,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:39,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:40,016 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:40,024 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:40,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:40,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:40,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:40,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:40,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:40,033 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:36:40,062 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:40,063 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2022-12-14 21:36:40,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:40,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:40,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:40,538 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:40,541 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:40,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:41,048 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:41,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:41,050 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:41,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 508 states and 637 transitions. [2022-12-14 21:36:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 637 transitions. [2022-12-14 21:36:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:41,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:41,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:41,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:41,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:41,294 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:41,294 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:41,313 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:36:41,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:36:41,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:41,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:41,338 INFO L350 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 24 treesize of output 17 [2022-12-14 21:36:41,341 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:41,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 75 [2022-12-14 21:36:41,354 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:41,354 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:36:41,369 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:41,370 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2022-12-14 21:36:41,371 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:41,372 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:36:41,387 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:41,388 INFO L350 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 9 treesize of output 7 [2022-12-14 21:36:41,405 INFO L350 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 [2022-12-14 21:36:41,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:41,515 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:41,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:41,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:41,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:41,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:41,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:41,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:36:42,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:42,066 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:42,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:42,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:42,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:42,074 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:42,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:42,697 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:42,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:42,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 509 states and 638 transitions. [2022-12-14 21:36:42,749 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 638 transitions. [2022-12-14 21:36:42,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:42,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:42,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:42,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:42,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:42,929 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:42,929 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:42,946 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:42,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:42,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:42,967 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:42,969 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:42,980 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:42,980 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:36:42,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:42,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:43,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:36:43,008 INFO L350 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 [2022-12-14 21:36:43,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:43,061 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:43,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:43,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:43,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:43,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:43,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:43,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:43,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:43,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:43,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:43,542 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:43,544 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:43,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:43,972 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:43,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:43,974 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:44,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:44,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 510 states and 639 transitions. [2022-12-14 21:36:44,026 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 639 transitions. [2022-12-14 21:36:44,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:44,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:44,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:44,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:44,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:44,198 INFO L350 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 [2022-12-14 21:36:44,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,201 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:44,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:44,206 INFO L350 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 [2022-12-14 21:36:44,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,218 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:44,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:44,485 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:44,492 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:44,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:44,503 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:44,503 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:36:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:44,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:44,874 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:44,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:45,258 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:45,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:45,260 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:45,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:45,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 511 states and 640 transitions. [2022-12-14 21:36:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 640 transitions. [2022-12-14 21:36:45,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:45,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:45,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:45,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:45,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:45,481 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:45,481 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:45,498 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:36:45,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:36:45,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:45,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:45,528 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:45,531 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:45,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:36:45,540 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:45,540 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:36:45,573 INFO L350 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 [2022-12-14 21:36:45,663 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:45,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:45,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:45,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:45,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:45,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:45,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:45,688 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:45,690 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:36:45,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:45,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:45,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:46,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:46,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:46,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:46,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:36:46,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:46,758 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:46,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:46,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:46,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:46,765 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:46,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:47,413 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:47,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:47,416 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:47,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 512 states and 641 transitions. [2022-12-14 21:36:47,473 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 641 transitions. [2022-12-14 21:36:47,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:47,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:47,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:47,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:36:47,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:47,666 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:47,666 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:47,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:47,682 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:36:47,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:36:47,692 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:47,692 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:36:47,694 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:47,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:47,702 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:36:47,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:36:47,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:47,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:47,722 INFO L350 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 [2022-12-14 21:36:47,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:47,773 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:47,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:47,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:47,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:48,413 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:48,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:48,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:48,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:36:48,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,475 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:48,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:48,476 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:48,481 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:48,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:49,112 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:49,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:49,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:49,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:49,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 513 states and 642 transitions. [2022-12-14 21:36:49,166 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 642 transitions. [2022-12-14 21:36:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:49,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:49,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:49,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:36:49,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:49,309 INFO L350 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 [2022-12-14 21:36:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,313 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:49,314 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:49,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:49,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:49,334 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:49,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,338 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:49,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:49,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:36:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:49,686 INFO L350 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 161 treesize of output 147 [2022-12-14 21:36:49,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:49,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:49,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:49,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:36:50,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,060 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:50,062 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:50,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:50,466 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:50,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:50,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 514 states and 643 transitions. [2022-12-14 21:36:50,516 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 643 transitions. [2022-12-14 21:36:50,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:50,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:50,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:50,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:50,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:50,686 INFO L350 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 [2022-12-14 21:36:50,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,691 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:50,693 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:50,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:50,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:50,714 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:50,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,720 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:50,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 164 treesize of output 78 [2022-12-14 21:36:50,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:50,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:50,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:51,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,019 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:51,022 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:51,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:51,502 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:51,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:51,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:51,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 515 states and 644 transitions. [2022-12-14 21:36:51,556 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 644 transitions. [2022-12-14 21:36:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:51,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:51,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:51,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 64 conjunts are in the unsatisfiable core [2022-12-14 21:36:51,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:51,739 INFO L350 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 [2022-12-14 21:36:51,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,742 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:51,744 INFO L350 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 20 treesize of output 20 [2022-12-14 21:36:51,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:51,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:51,766 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:51,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,770 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:51,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:51,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 167 treesize of output 90 [2022-12-14 21:36:51,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:51,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:52,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:52,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:52,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:52,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:36:52,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:52,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:52,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:52,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:52,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:52,585 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:52,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:53,106 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:53,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:53,109 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:53,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:53,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 516 states and 645 transitions. [2022-12-14 21:36:53,158 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 645 transitions. [2022-12-14 21:36:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:53,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:53,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:53,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:53,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:53,312 INFO L350 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 [2022-12-14 21:36:53,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:53,317 INFO L350 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 19 treesize of output 23 [2022-12-14 21:36:53,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:53,320 INFO L350 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 [2022-12-14 21:36:53,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:53,330 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:53,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:53,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:53,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:54,025 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:54,036 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:54,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:54,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:54,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:54,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:54,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:54,065 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:54,065 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:36:54,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:54,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:54,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:54,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:54,455 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:54,460 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:54,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:55,055 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:55,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:55,057 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:55,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:55,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 517 states and 646 transitions. [2022-12-14 21:36:55,113 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 646 transitions. [2022-12-14 21:36:55,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:55,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:55,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:55,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:55,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:55,271 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:55,271 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:55,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:55,289 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:36:55,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:36:55,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:55,304 INFO L350 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 16 treesize of output 5 [2022-12-14 21:36:55,306 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:55,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:36:55,324 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:55,324 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:36:55,338 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:55,338 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2022-12-14 21:36:55,346 INFO L350 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 [2022-12-14 21:36:55,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:55,434 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:55,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:55,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:55,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:36:56,093 INFO L350 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 170 treesize of output 154 [2022-12-14 21:36:56,101 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:56,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:56,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:56,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:56,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:36:56,113 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:56,114 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2022-12-14 21:36:56,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:56,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:56,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:56,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:56,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:56,151 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:36:56,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:36:56,775 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:36:56,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:36:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:56,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:56,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 518 states and 647 transitions. [2022-12-14 21:36:56,827 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 647 transitions. [2022-12-14 21:36:56,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:56,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:56,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:56,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:56,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:56,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:56,993 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:56,993 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:57,009 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:36:57,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:36:57,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:57,024 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:57,025 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:36:57,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:57,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:57,053 INFO L350 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 23 treesize of output 16 [2022-12-14 21:36:57,055 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:57,065 INFO L350 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 [2022-12-14 21:36:57,149 INFO L350 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 125 treesize of output 117 [2022-12-14 21:36:57,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,156 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:57,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:36:57,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:36:57,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:57,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:57,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:57,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:57,258 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:57,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:57,808 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:57,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:57,811 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:57,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 519 states and 648 transitions. [2022-12-14 21:36:57,864 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 648 transitions. [2022-12-14 21:36:57,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:57,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:57,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:58,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:58,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:58,070 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:58,070 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:58,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:58,095 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:36:58,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:36:58,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:58,124 INFO L350 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 24 treesize of output 17 [2022-12-14 21:36:58,127 INFO L350 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 5 treesize of output 3 [2022-12-14 21:36:58,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 71 [2022-12-14 21:36:58,146 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:58,147 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-12-14 21:36:58,158 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:58,158 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2022-12-14 21:36:58,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:58,176 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2022-12-14 21:36:58,193 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:36:58,197 INFO L350 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 [2022-12-14 21:36:58,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:58,256 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:58,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:58,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:36:58,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:58,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:58,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:36:58,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:58,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:58,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:58,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:58,785 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:36:58,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:36:59,254 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:36:59,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:36:59,257 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:36:59,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 520 states and 649 transitions. [2022-12-14 21:36:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 649 transitions. [2022-12-14 21:36:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:36:59,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:59,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:59,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:36:59,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:36:59,480 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:36:59,480 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:36:59,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:36:59,504 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:36:59,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:36:59,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:36:59,523 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:59,523 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:36:59,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 83 [2022-12-14 21:36:59,555 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:59,555 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:36:59,569 INFO L350 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 60 treesize of output 41 [2022-12-14 21:36:59,571 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:36:59,571 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:36:59,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:36:59,593 INFO L350 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 9 treesize of output 7 [2022-12-14 21:36:59,617 INFO L350 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 [2022-12-14 21:36:59,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:59,728 INFO L350 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 34 treesize of output 32 [2022-12-14 21:36:59,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:59,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:36:59,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:00,403 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:00,410 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:00,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:00,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:00,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:00,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:00,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:00,419 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:00,420 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2022-12-14 21:37:00,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:00,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 121 treesize of output 51 [2022-12-14 21:37:00,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:00,873 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:00,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:00,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:00,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:00,881 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:00,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:01,576 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:01,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:01,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:01,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 521 states and 650 transitions. [2022-12-14 21:37:01,629 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 650 transitions. [2022-12-14 21:37:01,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:01,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:01,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:01,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:01,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:01,836 INFO L350 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 [2022-12-14 21:37:01,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:01,843 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:01,845 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:01,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:01,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:01,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:01,863 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:02,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:02,154 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:02,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:02,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:02,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 105 [2022-12-14 21:37:02,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:02,527 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:02,530 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:02,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:03,101 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:03,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:03,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 522 states and 651 transitions. [2022-12-14 21:37:03,155 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 651 transitions. [2022-12-14 21:37:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:03,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:03,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:03,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:03,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:03,301 INFO L350 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 [2022-12-14 21:37:03,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,306 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:03,308 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:03,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:03,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:03,337 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:03,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,342 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:03,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:03,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:37:03,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:03,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:37:04,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:04,179 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:04,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:04,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:04,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:04,186 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:04,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:04,835 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:04,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:04,838 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:04,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:04,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 523 states and 652 transitions. [2022-12-14 21:37:04,897 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 652 transitions. [2022-12-14 21:37:04,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:04,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:04,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:05,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:37:05,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:05,051 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:05,051 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:05,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:05,068 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:37:05,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:37:05,079 INFO L350 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 16 treesize of output 5 [2022-12-14 21:37:05,081 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:05,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:05,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 51 [2022-12-14 21:37:05,100 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-12-14 21:37:05,100 INFO L350 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 2 case distinctions, treesize of input 19 treesize of output 3 [2022-12-14 21:37:05,109 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:05,110 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:37:05,129 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:05,130 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2022-12-14 21:37:05,133 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:05,151 INFO L350 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 [2022-12-14 21:37:05,233 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:05,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:05,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:05,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:05,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:05,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:05,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:05,260 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:05,261 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2022-12-14 21:37:05,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:05,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:05,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 46 [2022-12-14 21:37:06,726 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:06,739 INFO L321 Elim1Store]: treesize reduction 165, result has 0.6 percent of original size [2022-12-14 21:37:06,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 133 treesize of output 193 [2022-12-14 21:37:06,767 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:37:06,770 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:06,770 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2022-12-14 21:37:07,457 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:07,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:10,001 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:10,002 INFO L350 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 3 case distinctions, treesize of input 106 treesize of output 42 [2022-12-14 21:37:10,004 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:13,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 524 states and 653 transitions. [2022-12-14 21:37:13,843 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 653 transitions. [2022-12-14 21:37:13,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:13,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:13,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:13,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:13,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:13,998 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:13,998 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:14,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:14,014 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:37:14,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:37:14,031 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:14,031 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:37:14,034 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:14,043 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:14,043 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:37:14,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:37:14,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:14,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:14,071 INFO L350 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 [2022-12-14 21:37:14,146 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:14,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:14,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:14,179 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:14,180 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:37:14,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,505 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:14,546 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:14,553 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:14,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:14,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 197 treesize of output 109 [2022-12-14 21:37:14,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:14,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:14,941 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:14,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:15,338 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:15,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:15,341 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:15,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:15,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 525 states and 654 transitions. [2022-12-14 21:37:15,386 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 654 transitions. [2022-12-14 21:37:15,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:15,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:15,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:15,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:37:15,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:15,569 INFO L350 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 [2022-12-14 21:37:15,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:15,574 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:15,576 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:15,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:15,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:15,602 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:15,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:15,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:15,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:15,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:15,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:15,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:15,615 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:15,616 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:37:15,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:15,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:15,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:16,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:16,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:16,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:16,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:37:16,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:16,296 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:16,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:16,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:16,297 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:16,303 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:16,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:16,853 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:16,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:16,858 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:16,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 526 states and 655 transitions. [2022-12-14 21:37:16,909 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 655 transitions. [2022-12-14 21:37:16,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:16,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:16,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:17,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:37:17,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:17,086 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:17,087 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:17,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:17,104 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:37:17,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:37:17,116 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:17,116 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:37:17,118 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:17,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:17,128 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:37:17,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:17,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:17,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:37:17,152 INFO L350 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 [2022-12-14 21:37:17,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:17,215 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:17,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:17,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:17,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:17,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:17,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:17,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:17,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:17,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:17,644 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:17,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:18,043 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:18,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:18,046 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 527 states and 656 transitions. [2022-12-14 21:37:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 656 transitions. [2022-12-14 21:37:18,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:18,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:18,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:18,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:18,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:18,251 INFO L350 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 [2022-12-14 21:37:18,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,254 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:18,256 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:18,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:18,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:18,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,269 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:18,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:18,840 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:18,846 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:18,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:18,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:18,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:37:19,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:19,293 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:19,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:19,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:19,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:19,299 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:19,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:19,901 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:19,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:19,903 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:19,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:19,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 528 states and 657 transitions. [2022-12-14 21:37:19,974 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 657 transitions. [2022-12-14 21:37:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:19,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:19,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:20,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:20,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:20,156 INFO L350 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 [2022-12-14 21:37:20,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,160 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:20,162 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:20,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:20,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:20,193 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:20,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:20,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:20,209 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:20,210 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:37:20,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:20,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:20,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:20,499 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:20,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:20,883 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:20,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:20,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:20,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 529 states and 658 transitions. [2022-12-14 21:37:20,932 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 658 transitions. [2022-12-14 21:37:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:20,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:20,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:21,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:21,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:21,135 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:21,135 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:21,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:21,156 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:37:21,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:37:21,170 INFO L350 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 16 treesize of output 5 [2022-12-14 21:37:21,173 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:21,181 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:21,182 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:37:21,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:37:21,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:21,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:21,205 INFO L350 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 [2022-12-14 21:37:21,269 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:21,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:21,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:21,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:21,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:21,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:21,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:21,284 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:21,285 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:37:21,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:21,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:21,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:22,009 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:22,016 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:22,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:22,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 218 treesize of output 106 [2022-12-14 21:37:22,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,063 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:22,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:22,065 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:22,071 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:22,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:22,644 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:22,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:22,647 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:22,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:22,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 530 states and 659 transitions. [2022-12-14 21:37:22,695 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 659 transitions. [2022-12-14 21:37:22,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:22,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:22,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:22,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:22,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:22,869 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:22,869 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:22,887 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:37:22,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:37:22,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:22,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:22,918 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:22,919 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:37:22,922 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:22,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:37:22,929 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:22,930 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:37:22,952 INFO L350 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 [2022-12-14 21:37:23,062 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:23,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,068 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:23,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:23,102 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:37:23,105 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:23,105 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2022-12-14 21:37:23,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:23,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:23,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:23,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:23,693 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:23,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:24,617 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:24,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 531 states and 660 transitions. [2022-12-14 21:37:25,048 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 660 transitions. [2022-12-14 21:37:25,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:25,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:25,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:25,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:25,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:25,230 INFO L350 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 [2022-12-14 21:37:25,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,235 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:25,237 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:25,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:25,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:25,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,253 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:25,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:25,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:25,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:25,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:25,678 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:25,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:26,137 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:26,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:26,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 532 states and 661 transitions. [2022-12-14 21:37:26,188 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 661 transitions. [2022-12-14 21:37:26,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:26,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:26,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:26,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:26,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:26,365 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:26,365 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:26,381 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:37:26,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:37:26,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:26,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:26,409 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:26,409 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:37:26,411 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:37:26,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:26,420 INFO L350 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 23 treesize of output 16 [2022-12-14 21:37:26,421 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:26,431 INFO L350 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 [2022-12-14 21:37:26,492 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:26,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:26,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:26,505 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:26,506 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2022-12-14 21:37:26,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:26,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:26,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:26,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:26,759 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:26,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:27,262 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:27,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:27,264 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 533 states and 662 transitions. [2022-12-14 21:37:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 662 transitions. [2022-12-14 21:37:27,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:27,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:27,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:27,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:37:27,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:27,468 INFO L350 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 [2022-12-14 21:37:27,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,471 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:27,473 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:27,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:27,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:27,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,488 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:27,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:27,748 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:27,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:27,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:27,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:27,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 195 treesize of output 118 [2022-12-14 21:37:28,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,088 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:28,090 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:28,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:28,500 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:28,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:28,502 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:28,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:28,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 534 states and 663 transitions. [2022-12-14 21:37:28,552 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 663 transitions. [2022-12-14 21:37:28,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:28,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:28,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:28,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:28,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:28,734 INFO L350 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 [2022-12-14 21:37:28,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,737 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:28,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:28,742 INFO L350 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 [2022-12-14 21:37:28,758 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:28,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,764 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:28,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:28,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:28,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 164 treesize of output 78 [2022-12-14 21:37:29,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:29,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:29,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:29,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:29,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:29,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:29,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:29,318 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:29,320 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:29,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:29,784 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:29,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:29,788 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:29,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 535 states and 664 transitions. [2022-12-14 21:37:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 664 transitions. [2022-12-14 21:37:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:29,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:29,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:29,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:37:29,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:30,016 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:30,017 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:30,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:30,032 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:37:30,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:37:30,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:30,052 INFO L350 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 16 treesize of output 5 [2022-12-14 21:37:30,054 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:30,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:37:30,069 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:30,069 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-12-14 21:37:30,078 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:30,079 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2022-12-14 21:37:30,084 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:30,098 INFO L350 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 [2022-12-14 21:37:30,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:30,182 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:30,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:30,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:30,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:30,801 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:30,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:30,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:30,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:30,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:30,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:30,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:30,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 93 treesize of output 34 [2022-12-14 21:37:31,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:31,367 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:31,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:31,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:31,374 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:31,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:31,917 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:31,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:31,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:31,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 536 states and 665 transitions. [2022-12-14 21:37:31,976 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 665 transitions. [2022-12-14 21:37:31,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:31,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:31,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:32,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:32,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:32,149 INFO L350 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 [2022-12-14 21:37:32,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,153 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:32,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:32,158 INFO L350 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 [2022-12-14 21:37:32,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,169 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:32,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:32,380 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:32,387 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:32,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:32,395 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:37:32,408 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:32,409 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2022-12-14 21:37:32,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,920 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:32,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:32,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:32,927 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:32,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:33,523 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:33,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:33,526 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:33,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:33,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 537 states and 666 transitions. [2022-12-14 21:37:33,601 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 666 transitions. [2022-12-14 21:37:33,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:33,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:33,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:33,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:37:33,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:33,783 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:33,783 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:33,802 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:37:33,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:37:33,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:33,816 INFO L350 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 16 treesize of output 5 [2022-12-14 21:37:33,818 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:33,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:33,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:37:33,840 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:33,840 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:37:33,859 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:33,859 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2022-12-14 21:37:33,868 INFO L350 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 [2022-12-14 21:37:33,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:33,956 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:34,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:34,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:34,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:34,609 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:34,617 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:34,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:34,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:34,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:34,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:34,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:34,629 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:34,630 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:37:35,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:35,102 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:35,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:35,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:35,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:35,109 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:35,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:35,773 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:35,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:35,775 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:35,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 538 states and 667 transitions. [2022-12-14 21:37:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 667 transitions. [2022-12-14 21:37:35,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:35,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:35,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:35,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:37:35,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:36,008 INFO L350 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 [2022-12-14 21:37:36,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,011 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:36,013 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:36,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:36,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:36,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,024 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:36,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:36,269 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:36,276 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 195 treesize of output 118 [2022-12-14 21:37:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:36,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:36,677 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:36,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:37,189 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:37,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:37,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 539 states and 668 transitions. [2022-12-14 21:37:37,234 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 668 transitions. [2022-12-14 21:37:37,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:37,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:37,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:37,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:37,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:37,380 INFO L350 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 [2022-12-14 21:37:37,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,384 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:37,386 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:37,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:37,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:37,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,399 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:37,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:37,656 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:37,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:37,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:37,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:37,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 105 [2022-12-14 21:37:38,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:38,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:38,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:38,025 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:38,027 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:38,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:38,538 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:38,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:38,540 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:38,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 540 states and 669 transitions. [2022-12-14 21:37:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 669 transitions. [2022-12-14 21:37:38,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:38,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:38,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:38,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:38,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:38,770 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:38,770 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:38,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:38,788 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:37:38,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:37:38,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:38,808 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:38,808 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:37:38,811 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:38,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 30 treesize of output 46 [2022-12-14 21:37:38,824 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:38,824 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:37:38,833 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:38,834 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 43 [2022-12-14 21:37:38,837 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:38,848 INFO L350 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 [2022-12-14 21:37:38,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:38,949 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:39,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:39,193 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:39,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:39,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:39,208 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:37:39,239 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:39,240 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:37:39,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:39,575 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:39,577 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:39,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:40,018 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:40,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:40,021 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:40,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 541 states and 670 transitions. [2022-12-14 21:37:40,070 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 670 transitions. [2022-12-14 21:37:40,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:40,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:40,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:40,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:40,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:40,231 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:40,231 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:40,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:40,252 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:37:40,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:37:40,264 INFO L350 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 17 treesize of output 6 [2022-12-14 21:37:40,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:40,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:40,287 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:40,288 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:37:40,298 INFO L350 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 [2022-12-14 21:37:40,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:40,365 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:40,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:40,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:40,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:40,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:40,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:40,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:40,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:40,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:40,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:40,802 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:40,804 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:40,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:41,285 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:41,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:41,287 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:41,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 542 states and 671 transitions. [2022-12-14 21:37:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 671 transitions. [2022-12-14 21:37:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:41,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:41,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:41,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:41,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:41,497 INFO L350 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 [2022-12-14 21:37:41,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,501 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:41,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:41,505 INFO L350 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 [2022-12-14 21:37:41,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,515 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:41,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:41,765 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:41,776 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:41,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:41,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 216 treesize of output 126 [2022-12-14 21:37:41,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:41,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:41,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:41,835 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:41,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:42,457 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:42,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:42,460 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:42,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:42,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 543 states and 672 transitions. [2022-12-14 21:37:42,512 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 672 transitions. [2022-12-14 21:37:42,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:42,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:42,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:42,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:42,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:42,695 INFO L350 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 [2022-12-14 21:37:42,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:42,700 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:42,702 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:42,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:42,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:42,726 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:42,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:42,731 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:42,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:42,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:42,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:42,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:42,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:42,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 119 treesize of output 39 [2022-12-14 21:37:42,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:42,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:42,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:43,026 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:43,032 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:43,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:43,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:43,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:43,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:43,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:43,060 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:43,061 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 206 [2022-12-14 21:37:43,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:43,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:43,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:43,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:43,481 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:43,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:43,958 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:43,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:44,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 544 states and 673 transitions. [2022-12-14 21:37:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 673 transitions. [2022-12-14 21:37:44,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:44,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:44,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:44,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:44,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:44,196 INFO L350 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 [2022-12-14 21:37:44,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,200 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:44,202 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:44,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:44,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,223 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:44,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:44,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:44,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:44,666 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:44,669 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:44,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:45,054 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:45,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:45,056 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:45,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 545 states and 674 transitions. [2022-12-14 21:37:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 674 transitions. [2022-12-14 21:37:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:45,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:45,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:45,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:45,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:45,278 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:45,278 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:45,295 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:37:45,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:37:45,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:45,309 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:45,309 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:37:45,324 INFO L350 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 16 treesize of output 5 [2022-12-14 21:37:45,326 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:45,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:37:45,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:45,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:45,353 INFO L350 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 [2022-12-14 21:37:45,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:45,425 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:45,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:45,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:45,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:45,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:45,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:45,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:45,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:45,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:45,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:45,911 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:45,913 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:45,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:46,471 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:46,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:46,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:46,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 546 states and 675 transitions. [2022-12-14 21:37:46,520 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 675 transitions. [2022-12-14 21:37:46,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:46,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:46,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:46,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:46,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:46,695 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:46,695 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:46,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:46,710 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:37:46,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:37:46,722 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:46,722 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-12-14 21:37:46,741 INFO L350 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 16 treesize of output 5 [2022-12-14 21:37:46,744 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:46,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:46,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:46,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:37:46,770 INFO L350 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 [2022-12-14 21:37:46,845 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:46,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:46,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:46,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:46,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:46,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:46,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:46,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:46,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:46,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:46,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:37:47,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:47,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:47,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:47,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:47,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:47,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:47,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:47,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:47,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:47,483 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:47,485 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:47,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:47,879 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:47,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:47,882 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 547 states and 676 transitions. [2022-12-14 21:37:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 676 transitions. [2022-12-14 21:37:47,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:47,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:47,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:48,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:48,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:48,093 INFO L350 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 [2022-12-14 21:37:48,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,097 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:48,098 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:48,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:48,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:48,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,111 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:48,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:48,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:48,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:48,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:48,614 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:48,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:49,134 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:49,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:49,136 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:49,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:49,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 548 states and 677 transitions. [2022-12-14 21:37:49,184 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 677 transitions. [2022-12-14 21:37:49,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:49,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:49,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:49,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:37:49,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:49,363 INFO L350 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 [2022-12-14 21:37:49,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,372 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:49,375 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:49,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:49,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:49,395 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:49,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,400 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:49,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:49,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:37:49,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:49,472 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:49,480 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:49,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:49,488 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:49,489 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:37:49,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,531 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:49,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:49,533 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:49,538 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:49,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:50,084 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:50,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:50,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 549 states and 678 transitions. [2022-12-14 21:37:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 678 transitions. [2022-12-14 21:37:50,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:50,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:50,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:50,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:50,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:50,361 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:50,361 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:50,377 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:37:50,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:37:50,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:50,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:50,405 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:50,406 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:37:50,408 INFO L350 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 5 treesize of output 3 [2022-12-14 21:37:50,412 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:37:50,420 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:50,420 INFO L350 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 25 treesize of output 3 [2022-12-14 21:37:50,428 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:50,428 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 31 [2022-12-14 21:37:50,430 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:50,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2022-12-14 21:37:50,442 INFO L350 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 [2022-12-14 21:37:50,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:50,496 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:50,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:50,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:50,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:51,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:51,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:51,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:51,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:37:51,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:51,508 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:51,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:51,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:51,509 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:51,515 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:51,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:52,096 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:52,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:52,098 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:52,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:52,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 550 states and 679 transitions. [2022-12-14 21:37:52,150 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 679 transitions. [2022-12-14 21:37:52,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:52,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:52,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:52,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:37:52,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:52,321 INFO L350 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 [2022-12-14 21:37:52,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,325 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:52,327 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:52,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:52,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:52,349 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:52,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,353 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:52,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:37:52,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:52,707 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:52,712 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:52,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:52,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:52,747 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:37:52,749 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:52,749 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2022-12-14 21:37:53,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:53,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:53,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:53,039 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:53,041 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:53,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:53,469 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:53,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:53,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 551 states and 680 transitions. [2022-12-14 21:37:53,516 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 680 transitions. [2022-12-14 21:37:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:53,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:53,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:53,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:37:53,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:53,648 INFO L350 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 [2022-12-14 21:37:53,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:53,651 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:53,652 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:53,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:53,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:53,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:53,671 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:53,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:53,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:53,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:37:54,249 INFO L350 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 170 treesize of output 154 [2022-12-14 21:37:54,257 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:54,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:54,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:54,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:54,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:54,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 121 treesize of output 51 [2022-12-14 21:37:54,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:54,778 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:54,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:54,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:54,779 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:54,785 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:37:54,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:37:55,475 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:37:55,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:37:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:55,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:55,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 552 states and 681 transitions. [2022-12-14 21:37:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 681 transitions. [2022-12-14 21:37:55,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:55,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:55,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:55,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:55,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:55,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:55,686 INFO L350 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 [2022-12-14 21:37:55,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,689 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:55,691 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:55,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:55,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:55,713 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:55,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:55,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:55,727 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:55,728 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2022-12-14 21:37:55,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 107 treesize of output 37 [2022-12-14 21:37:55,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:55,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:37:55,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:55,821 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:55,823 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:55,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:56,334 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:56,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:56,336 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:56,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 553 states and 682 transitions. [2022-12-14 21:37:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 682 transitions. [2022-12-14 21:37:56,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:56,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:56,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:56,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:37:56,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:56,526 INFO L350 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 [2022-12-14 21:37:56,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,530 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:56,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:56,535 INFO L350 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 [2022-12-14 21:37:56,552 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:56,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:56,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:56,587 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:56,587 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:37:56,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:56,920 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:56,923 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:56,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:56,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:56,959 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:56,959 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2022-12-14 21:37:57,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:57,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:57,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:57,281 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:57,283 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:57,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:57,728 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:57,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:57,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 554 states and 683 transitions. [2022-12-14 21:37:57,780 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 683 transitions. [2022-12-14 21:37:57,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:57,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:57,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:57,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:37:57,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:57,942 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:37:57,942 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:37:57,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:37:57,959 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:37:57,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:37:57,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:57,982 INFO L350 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 30 treesize of output 17 [2022-12-14 21:37:57,984 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:37:57,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:58,004 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:58,005 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:37:58,010 INFO L350 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 [2022-12-14 21:37:58,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,018 INFO L350 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 34 treesize of output 32 [2022-12-14 21:37:58,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:58,287 INFO L350 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 161 treesize of output 147 [2022-12-14 21:37:58,292 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:58,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:37:58,301 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:37:58,320 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:58,321 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2022-12-14 21:37:58,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:58,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:58,678 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:37:58,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:37:59,166 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:37:59,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:37:59,168 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:59,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:59,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 555 states and 684 transitions. [2022-12-14 21:37:59,211 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 684 transitions. [2022-12-14 21:37:59,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:37:59,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:59,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:37:59,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:37:59,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:37:59,383 INFO L350 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 [2022-12-14 21:37:59,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,388 INFO L350 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 19 treesize of output 23 [2022-12-14 21:37:59,390 INFO L350 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 20 treesize of output 20 [2022-12-14 21:37:59,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:59,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:37:59,413 INFO L350 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 125 treesize of output 117 [2022-12-14 21:37:59,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,416 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:37:59,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:37:59,448 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:37:59,448 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:37:59,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:37:59,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:37:59,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:38:00,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:00,005 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:00,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:00,119 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:00,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:00,122 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:00,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:00,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 556 states and 685 transitions. [2022-12-14 21:38:00,168 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 685 transitions. [2022-12-14 21:38:00,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:00,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:00,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:00,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:38:00,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:00,329 INFO L350 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 [2022-12-14 21:38:00,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,333 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:00,335 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:00,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:00,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:00,360 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:00,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,364 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:00,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:00,393 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:00,393 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2022-12-14 21:38:00,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:38:00,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:00,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:38:01,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:01,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:01,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:01,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:01,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:01,102 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:01,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:38:01,781 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:01,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:38:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:01,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:01,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 557 states and 686 transitions. [2022-12-14 21:38:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 686 transitions. [2022-12-14 21:38:01,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:01,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:01,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:01,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:38:01,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:01,986 INFO L350 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 [2022-12-14 21:38:01,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:01,990 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:01,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:01,994 INFO L350 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 [2022-12-14 21:38:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,004 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:02,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:02,225 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:02,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:02,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 197 treesize of output 109 [2022-12-14 21:38:02,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:02,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:02,678 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:02,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:03,142 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:03,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:03,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:03,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 558 states and 687 transitions. [2022-12-14 21:38:03,191 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 687 transitions. [2022-12-14 21:38:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:03,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:03,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:03,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:38:03,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:03,355 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:03,355 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:03,370 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:38:03,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:38:03,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:03,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:03,402 INFO L350 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 30 treesize of output 17 [2022-12-14 21:38:03,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:03,421 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:03,421 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:38:03,428 INFO L350 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 [2022-12-14 21:38:03,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:03,492 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:03,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:03,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:03,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:38:03,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:03,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:03,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:03,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:38:04,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,004 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:04,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:04,013 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:04,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:38:04,686 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:04,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:38:04,689 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:04,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 559 states and 688 transitions. [2022-12-14 21:38:04,741 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 688 transitions. [2022-12-14 21:38:04,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:04,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:04,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:04,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 61 conjunts are in the unsatisfiable core [2022-12-14 21:38:04,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:04,905 INFO L350 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 [2022-12-14 21:38:04,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,910 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:04,912 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:04,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:04,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:04,943 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:04,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:04,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:04,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:38:04,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:04,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:38:05,026 INFO L350 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 170 treesize of output 154 [2022-12-14 21:38:05,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:05,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:05,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:05,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:05,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:05,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:05,071 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:05,071 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:38:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:05,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:05,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:05,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:05,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:05,631 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:05,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:38:06,361 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:06,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:38:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:06,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:06,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 560 states and 689 transitions. [2022-12-14 21:38:06,413 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 689 transitions. [2022-12-14 21:38:06,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:06,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:06,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:06,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:38:06,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:06,574 INFO L350 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 [2022-12-14 21:38:06,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:06,578 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:06,581 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:06,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:06,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:06,603 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:06,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:06,610 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:06,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:06,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:06,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:06,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:06,641 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:06,641 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2022-12-14 21:38:06,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:06,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:06,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:07,012 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:07,018 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:07,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:07,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:07,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:07,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:07,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:07,056 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:38:07,059 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:07,060 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:38:07,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:07,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:07,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:07,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:07,421 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:07,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:07,917 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:07,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:07,919 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:07,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 561 states and 690 transitions. [2022-12-14 21:38:07,962 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 690 transitions. [2022-12-14 21:38:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:07,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:07,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:08,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:38:08,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:08,131 INFO L350 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 [2022-12-14 21:38:08,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,136 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:08,138 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:08,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:08,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:08,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,152 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:08,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:08,414 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:08,421 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:08,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:08,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 105 [2022-12-14 21:38:08,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:08,854 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:08,857 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:08,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:09,404 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:09,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:09,406 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:09,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:09,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 562 states and 691 transitions. [2022-12-14 21:38:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 691 transitions. [2022-12-14 21:38:09,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:09,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:09,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:09,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:38:09,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:09,646 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:09,646 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:09,665 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:38:09,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:38:09,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:09,681 INFO L350 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 16 treesize of output 5 [2022-12-14 21:38:09,683 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:09,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:09,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 51 [2022-12-14 21:38:09,705 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:09,705 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:38:09,732 INFO L321 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2022-12-14 21:38:09,732 INFO L350 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 51 [2022-12-14 21:38:09,744 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:09,745 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2022-12-14 21:38:09,753 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:09,769 INFO L350 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 [2022-12-14 21:38:10,388 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:10,406 INFO L321 Elim1Store]: treesize reduction 165, result has 0.6 percent of original size [2022-12-14 21:38:10,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 106 treesize of output 166 [2022-12-14 21:38:10,436 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:10,437 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2022-12-14 21:38:10,970 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:10,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 43 treesize of output 44 [2022-12-14 21:38:11,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:11,972 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:11,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:38:12,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:12,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:12,436 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:12,436 INFO L350 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 1 case distinctions, treesize of input 67 treesize of output 59 [2022-12-14 21:38:14,699 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:14,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 35 [2022-12-14 21:38:14,703 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:30,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 568 states and 704 transitions. [2022-12-14 21:38:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 704 transitions. [2022-12-14 21:38:30,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:30,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:30,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:31,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:38:31,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:31,028 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:31,028 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:31,061 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:38:31,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:38:31,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:31,079 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:31,079 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:38:31,098 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:31,099 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:38:31,101 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:31,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:38:31,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:31,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:31,134 INFO L350 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 [2022-12-14 21:38:31,208 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:31,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,211 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:31,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:31,237 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:31,237 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2022-12-14 21:38:31,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:31,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:38:31,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:31,514 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:31,517 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:31,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:31,910 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:31,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:31,913 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:31,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 569 states and 705 transitions. [2022-12-14 21:38:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 705 transitions. [2022-12-14 21:38:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:31,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:31,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:32,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:38:32,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:32,157 INFO L350 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 [2022-12-14 21:38:32,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,162 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:32,164 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:32,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:32,169 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:32,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,179 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:38:32,447 INFO L350 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 170 treesize of output 154 [2022-12-14 21:38:32,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:32,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:32,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 21:38:32,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,985 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:32,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:32,987 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:32,994 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:32,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:38:33,710 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:33,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:38:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 570 states and 706 transitions. [2022-12-14 21:38:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 706 transitions. [2022-12-14 21:38:33,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:33,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:33,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:33,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:38:33,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:33,959 INFO L350 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 [2022-12-14 21:38:33,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:33,962 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:33,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:33,966 INFO L350 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 [2022-12-14 21:38:33,996 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:34,008 INFO L321 Elim1Store]: treesize reduction 165, result has 0.6 percent of original size [2022-12-14 21:38:34,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 106 treesize of output 166 [2022-12-14 21:38:34,030 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:34,031 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:38:34,459 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:34,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 51 treesize of output 46 [2022-12-14 21:38:34,981 INFO L350 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 184 treesize of output 164 [2022-12-14 21:38:34,999 INFO L321 Elim1Store]: treesize reduction 165, result has 0.6 percent of original size [2022-12-14 21:38:35,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 133 treesize of output 193 [2022-12-14 21:38:35,041 INFO L321 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2022-12-14 21:38:35,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 case distinctions, treesize of input 125 treesize of output 67 [2022-12-14 21:38:35,628 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:35,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 78 treesize of output 71 [2022-12-14 21:38:36,463 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:36,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 42 [2022-12-14 21:38:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:36,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 571 states and 707 transitions. [2022-12-14 21:38:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 707 transitions. [2022-12-14 21:38:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:36,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:36,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:38:36,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:36,685 INFO L350 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 [2022-12-14 21:38:36,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,689 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:36,691 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:36,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:36,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:36,711 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:36,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,717 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:36,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:36,726 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:36,727 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 178 [2022-12-14 21:38:36,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:36,786 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:36,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:36,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:36,801 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:36,802 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2022-12-14 21:38:36,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:36,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:38:37,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,179 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:37,181 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:37,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:37,642 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:37,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 572 states and 708 transitions. [2022-12-14 21:38:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 708 transitions. [2022-12-14 21:38:37,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:37,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:37,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:37,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 21:38:37,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:37,901 INFO L350 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 [2022-12-14 21:38:37,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,904 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:37,906 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:37,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:37,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:37,929 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:37,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,935 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:37,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:37,946 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:37,947 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2022-12-14 21:38:37,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:37,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 164 treesize of output 78 [2022-12-14 21:38:38,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:38:38,444 INFO L350 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 170 treesize of output 154 [2022-12-14 21:38:38,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:38,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:38,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-14 21:38:38,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:38,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:38,951 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:38,959 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:38,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:38:39,577 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:39,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:38:39,579 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 573 states and 709 transitions. [2022-12-14 21:38:39,630 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 709 transitions. [2022-12-14 21:38:39,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:39,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:39,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:39,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:38:39,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:39,793 INFO L350 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 [2022-12-14 21:38:39,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,797 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:39,799 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:39,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:39,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:39,822 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:39,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:39,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:39,851 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:39,852 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2022-12-14 21:38:39,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 120 treesize of output 51 [2022-12-14 21:38:39,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:39,909 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:39,914 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:39,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:39,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:39,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:38:40,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:40,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:40,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:40,305 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:40,307 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:40,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:40,734 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:40,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:40,737 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:40,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:40,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 574 states and 710 transitions. [2022-12-14 21:38:40,786 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 710 transitions. [2022-12-14 21:38:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:40,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:40,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:40,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:38:40,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:40,919 INFO L350 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 [2022-12-14 21:38:40,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:40,924 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:40,926 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:40,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:40,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:40,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:40,940 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:41,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:41,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:41,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:41,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:41,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:41,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:38:41,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:41,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:41,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:41,445 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:41,447 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:41,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:41,851 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:41,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:41,854 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:41,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 575 states and 711 transitions. [2022-12-14 21:38:41,906 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 711 transitions. [2022-12-14 21:38:41,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:41,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:41,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:42,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:38:42,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:42,091 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:42,091 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:42,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:38:42,112 INFO L321 Elim1Store]: treesize reduction 36, result has 28.0 percent of original size [2022-12-14 21:38:42,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 64 [2022-12-14 21:38:42,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:42,137 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:42,137 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:38:42,140 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:42,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 45 [2022-12-14 21:38:42,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:42,157 INFO L350 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 25 treesize of output 3 [2022-12-14 21:38:42,174 INFO L350 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 [2022-12-14 21:38:42,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:42,188 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:42,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:42,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:42,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:42,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:42,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:42,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:38:42,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:42,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:42,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:42,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:42,759 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:42,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:43,420 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:43,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:43,422 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:43,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:43,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 576 states and 712 transitions. [2022-12-14 21:38:43,477 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 712 transitions. [2022-12-14 21:38:43,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:43,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:43,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:43,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:38:43,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:43,666 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:43,667 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:43,681 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:38:43,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:38:43,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:43,695 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:43,696 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2022-12-14 21:38:43,710 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:43,711 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:38:43,713 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:43,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 17 treesize of output 36 [2022-12-14 21:38:43,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:43,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:43,735 INFO L350 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 [2022-12-14 21:38:43,802 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:43,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:43,806 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:43,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:43,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:43,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:43,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:43,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:43,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:43,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:43,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 21:38:44,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:44,165 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:44,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:44,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:44,182 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:44,183 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2022-12-14 21:38:44,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:44,632 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:44,634 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:44,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:45,197 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:45,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:45,199 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:45,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 577 states and 713 transitions. [2022-12-14 21:38:45,255 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 713 transitions. [2022-12-14 21:38:45,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:45,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:45,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:45,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:38:45,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:45,431 INFO L350 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 [2022-12-14 21:38:45,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,435 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:45,437 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:45,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:45,443 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:45,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,453 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:45,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:45,730 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:45,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:45,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:45,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:45,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 121 treesize of output 51 [2022-12-14 21:38:46,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:46,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:46,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:46,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:46,027 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:46,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:46,459 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:46,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:46,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 578 states and 714 transitions. [2022-12-14 21:38:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 714 transitions. [2022-12-14 21:38:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:46,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:46,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:46,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:38:46,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:46,686 INFO L350 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 [2022-12-14 21:38:46,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:46,691 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:46,693 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:46,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:46,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:46,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:46,710 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:46,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:46,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:46,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:38:47,385 INFO L350 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 170 treesize of output 154 [2022-12-14 21:38:47,394 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:47,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:47,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:47,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:47,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:47,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:47,434 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:38:47,437 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:47,438 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2022-12-14 21:38:47,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:47,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:47,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:47,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:47,924 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:47,930 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:47,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:38:48,592 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:48,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:38:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 579 states and 715 transitions. [2022-12-14 21:38:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 715 transitions. [2022-12-14 21:38:48,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:48,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:48,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:48,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:38:48,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:48,826 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:48,826 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:48,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:38:48,848 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:38:48,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:38:48,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:48,866 INFO L350 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 24 treesize of output 17 [2022-12-14 21:38:48,869 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:48,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 75 [2022-12-14 21:38:48,890 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:48,890 INFO L350 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 19 treesize of output 3 [2022-12-14 21:38:48,899 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:48,899 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2022-12-14 21:38:48,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:48,902 INFO L350 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 19 treesize of output 3 [2022-12-14 21:38:48,908 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:48,917 INFO L350 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 [2022-12-14 21:38:48,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:48,971 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:49,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:49,248 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:49,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:49,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:49,265 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:49,266 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2022-12-14 21:38:49,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:49,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:49,602 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:49,602 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:50,009 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:50,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:50,012 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:50,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:50,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 580 states and 716 transitions. [2022-12-14 21:38:50,064 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 716 transitions. [2022-12-14 21:38:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:50,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:50,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:50,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:38:50,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:50,257 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:50,257 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:50,273 INFO L321 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2022-12-14 21:38:50,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 71 [2022-12-14 21:38:50,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:50,289 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:50,290 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:38:50,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:50,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:50,321 INFO L350 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 23 treesize of output 16 [2022-12-14 21:38:50,323 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:50,329 INFO L350 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 [2022-12-14 21:38:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,392 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:50,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:38:50,677 INFO L350 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 170 treesize of output 154 [2022-12-14 21:38:50,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:50,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:50,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:50,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 197 treesize of output 109 [2022-12-14 21:38:51,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:51,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:51,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:51,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:51,210 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:51,218 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:51,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:38:51,760 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:51,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:38:51,762 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:51,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:51,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 581 states and 717 transitions. [2022-12-14 21:38:51,815 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 717 transitions. [2022-12-14 21:38:51,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:51,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:51,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:51,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:38:51,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:51,993 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:51,993 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:51,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:38:52,013 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:38:52,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:38:52,029 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:52,030 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2022-12-14 21:38:52,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:52,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 79 [2022-12-14 21:38:52,068 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:52,068 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:38:52,078 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:52,079 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2022-12-14 21:38:52,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:52,109 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:52,110 INFO L350 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 72 [2022-12-14 21:38:52,115 INFO L350 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 9 treesize of output 7 [2022-12-14 21:38:52,125 INFO L350 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 36 treesize of output 27 [2022-12-14 21:38:52,127 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:52,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,141 INFO L350 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 44 treesize of output 35 [2022-12-14 21:38:52,143 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:52,150 INFO L350 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 [2022-12-14 21:38:52,271 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:52,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 152 treesize of output 76 [2022-12-14 21:38:52,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:52,354 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:52,360 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:52,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 191 treesize of output 105 [2022-12-14 21:38:52,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:52,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:52,748 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:52,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:53,283 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:53,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 582 states and 718 transitions. [2022-12-14 21:38:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 718 transitions. [2022-12-14 21:38:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:53,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:53,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:53,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:38:53,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:53,484 INFO L350 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 [2022-12-14 21:38:53,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:53,489 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:53,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:53,493 INFO L350 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 [2022-12-14 21:38:53,513 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:53,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:53,518 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:53,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:53,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:53,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:53,550 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:53,551 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2022-12-14 21:38:53,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:53,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:53,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:38:54,295 INFO L350 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 170 treesize of output 154 [2022-12-14 21:38:54,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:54,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:54,311 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:54,312 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2022-12-14 21:38:54,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:38:54,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,838 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:54,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:54,840 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:54,846 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:54,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:38:55,565 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:55,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:38:55,567 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:55,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:55,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 583 states and 719 transitions. [2022-12-14 21:38:55,618 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 719 transitions. [2022-12-14 21:38:55,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:55,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:55,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:55,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:38:55,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:55,793 INFO L350 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 [2022-12-14 21:38:55,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:55,798 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:55,800 INFO L350 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 20 treesize of output 20 [2022-12-14 21:38:55,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:55,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:55,825 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:55,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:55,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:55,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:55,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:55,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:55,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:55,840 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:55,841 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-14 21:38:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:38:56,136 INFO L350 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 170 treesize of output 154 [2022-12-14 21:38:56,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:56,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:56,161 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:56,162 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2022-12-14 21:38:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:38:56,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:56,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:56,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:56,681 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:38:56,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:38:57,455 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:38:57,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:38:57,457 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:57,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 584 states and 720 transitions. [2022-12-14 21:38:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 720 transitions. [2022-12-14 21:38:57,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:57,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:57,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:57,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:38:57,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:57,669 INFO L350 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 [2022-12-14 21:38:57,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:57,673 INFO L350 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 19 treesize of output 23 [2022-12-14 21:38:57,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:57,677 INFO L350 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 [2022-12-14 21:38:57,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:57,688 INFO L350 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 34 treesize of output 32 [2022-12-14 21:38:57,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:57,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:57,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:57,908 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:57,914 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:57,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:57,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:57,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:57,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:57,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:57,962 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:57,962 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2022-12-14 21:38:58,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:58,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:58,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:58,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:58,232 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:58,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:38:58,650 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:38:58,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:38:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 585 states and 721 transitions. [2022-12-14 21:38:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 721 transitions. [2022-12-14 21:38:58,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:38:58,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:58,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:58,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:38:58,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:38:58,902 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:38:58,902 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:38:58,915 INFO L321 Elim1Store]: treesize reduction 39, result has 26.4 percent of original size [2022-12-14 21:38:58,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 67 [2022-12-14 21:38:58,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:58,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:38:58,937 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:58,938 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-12-14 21:38:58,940 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:58,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 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 25 treesize of output 41 [2022-12-14 21:38:58,954 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:38:58,954 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2022-12-14 21:38:58,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:58,963 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 43 [2022-12-14 21:38:58,966 INFO L350 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 5 treesize of output 3 [2022-12-14 21:38:58,978 INFO L350 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 [2022-12-14 21:38:59,078 INFO L350 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 125 treesize of output 117 [2022-12-14 21:38:59,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,083 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:59,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:38:59,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 189 treesize of output 99 [2022-12-14 21:38:59,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:38:59,405 INFO L350 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 161 treesize of output 147 [2022-12-14 21:38:59,411 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:59,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:38:59,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 180 treesize of output 104 [2022-12-14 21:38:59,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:38:59,763 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:38:59,765 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:38:59,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:39:00,276 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:39:00,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:39:00,279 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:00,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 586 states and 722 transitions. [2022-12-14 21:39:00,331 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 722 transitions. [2022-12-14 21:39:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:39:00,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:00,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:00,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 21:39:00,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:39:00,480 INFO L350 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 [2022-12-14 21:39:00,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,486 INFO L350 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 19 treesize of output 23 [2022-12-14 21:39:00,488 INFO L350 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 20 treesize of output 20 [2022-12-14 21:39:00,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:00,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:00,519 INFO L350 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 125 treesize of output 117 [2022-12-14 21:39:00,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,525 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:00,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:39:00,535 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:39:00,554 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:39:00,555 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2022-12-14 21:39:00,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 21:39:00,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:00,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 21:39:01,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:01,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:01,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:01,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:01,146 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 21:39:01,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 58 [2022-12-14 21:39:01,563 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 21:39:01,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 83 treesize of output 43 [2022-12-14 21:39:01,565 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:01,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:01,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 587 states and 723 transitions. [2022-12-14 21:39:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 723 transitions. [2022-12-14 21:39:01,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:39:01,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:01,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:01,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:39:01,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:39:01,792 INFO L350 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 [2022-12-14 21:39:01,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:01,795 INFO L350 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 19 treesize of output 23 [2022-12-14 21:39:01,797 INFO L350 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 20 treesize of output 20 [2022-12-14 21:39:01,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:01,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:01,822 INFO L350 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 125 treesize of output 117 [2022-12-14 21:39:01,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:01,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:01,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:01,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:01,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:01,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:39:01,831 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:39:01,848 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:39:01,849 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2022-12-14 21:39:02,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:02,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:02,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:39:02,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:02,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:02,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:02,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:39:02,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:02,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:02,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:02,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:02,743 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:02,750 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:39:02,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:39:03,404 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:39:03,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:39:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:03,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 588 states and 724 transitions. [2022-12-14 21:39:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 724 transitions. [2022-12-14 21:39:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:39:03,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:03,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:03,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:39:03,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:39:03,649 INFO L350 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 [2022-12-14 21:39:03,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:03,653 INFO L350 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 19 treesize of output 23 [2022-12-14 21:39:03,656 INFO L350 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 20 treesize of output 20 [2022-12-14 21:39:03,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:03,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:03,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:03,677 INFO L350 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 34 treesize of output 32 [2022-12-14 21:39:03,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:03,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:03,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:39:04,437 INFO L350 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 170 treesize of output 154 [2022-12-14 21:39:04,446 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:04,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:04,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:04,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:04,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:04,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:39:04,477 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:39:04,478 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2022-12-14 21:39:04,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:04,940 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:04,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:04,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:04,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:04,947 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:39:04,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:39:05,678 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:39:05,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:39:05,681 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 589 states and 725 transitions. [2022-12-14 21:39:05,732 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 725 transitions. [2022-12-14 21:39:05,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:39:05,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:05,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:05,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 21:39:05,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:39:05,900 INFO L350 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 [2022-12-14 21:39:05,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:05,904 INFO L350 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 19 treesize of output 23 [2022-12-14 21:39:05,906 INFO L350 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 20 treesize of output 20 [2022-12-14 21:39:05,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:05,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:05,925 INFO L350 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 125 treesize of output 117 [2022-12-14 21:39:05,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:05,929 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:05,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:05,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:05,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:05,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:39:05,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:05,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 107 treesize of output 37 [2022-12-14 21:39:05,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:05,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:05,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 47 [2022-12-14 21:39:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:06,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 21:39:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:06,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:06,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:06,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:06,745 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:06,752 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:39:06,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 70 treesize of output 67 [2022-12-14 21:39:07,375 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:39:07,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-14 21:39:07,378 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:07,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:07,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 590 states and 726 transitions. [2022-12-14 21:39:07,430 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 726 transitions. [2022-12-14 21:39:07,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:39:07,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:07,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:07,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 21:39:07,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:39:07,658 INFO L321 Elim1Store]: treesize reduction 13, result has 58.1 percent of original size [2022-12-14 21:39:07,658 INFO L350 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 54 [2022-12-14 21:39:07,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 28 treesize of output 31 [2022-12-14 21:39:07,682 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-12-14 21:39:07,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 68 [2022-12-14 21:39:07,699 INFO L350 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 17 treesize of output 6 [2022-12-14 21:39:07,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:07,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:07,725 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:39:07,725 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2022-12-14 21:39:07,735 INFO L350 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 [2022-12-14 21:39:07,818 INFO L350 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 125 treesize of output 117 [2022-12-14 21:39:07,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:07,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 21:39:07,828 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:39:07,829 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-14 21:39:07,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 21:39:07,894 INFO L350 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 170 treesize of output 154 [2022-12-14 21:39:07,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:07,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-14 21:39:07,921 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:39:07,922 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2022-12-14 21:39:07,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,949 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:07,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:07,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 21:39:07,956 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 21:39:07,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 21:39:08,575 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 21:39:08,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 45 [2022-12-14 21:39:08,578 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:08,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 591 states and 727 transitions. [2022-12-14 21:39:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 727 transitions. [2022-12-14 21:39:08,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:39:08,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:08,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:08,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 21:39:08,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:39:08,801 INFO L350 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 [2022-12-14 21:39:08,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:08,804 INFO L350 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 19 treesize of output 23 [2022-12-14 21:39:08,805 INFO L350 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 20 treesize of output 20 [2022-12-14 21:39:08,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:08,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-12-14 21:39:08,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:08,820 INFO L350 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 34 treesize of output 32 [2022-12-14 21:39:08,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:08,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 21:39:08,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42