./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 --- 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-e04fb08 [2022-11-16 20:07:55,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:07:55,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:07:55,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:07:55,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:07:55,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:07:55,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:07:55,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:07:55,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:07:55,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:07:55,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:07:55,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:07:55,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:07:55,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:07:55,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:07:55,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:07:55,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:07:55,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:07:55,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:07:55,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:07:55,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:07:55,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:07:55,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:07:55,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:07:55,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:07:55,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:07:55,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:07:55,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:07:55,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:07:55,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:07:55,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:07:55,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:07:55,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:07:55,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:07:55,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:07:55,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:07:55,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:07:55,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:07:55,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:07:55,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:07:55,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:07:55,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 20:07:55,559 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:07:55,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:07:55,560 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:07:55,561 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:07:55,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:07:55,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:07:55,563 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:07:55,563 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:07:55,563 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:07:55,564 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:07:55,565 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:07:55,566 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:07:55,566 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:07:55,566 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:07:55,566 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:07:55,567 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:07:55,567 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:07:55,567 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:07:55,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:07:55,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:07:55,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:07:55,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:07:55,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:07:55,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:07:55,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:07:55,572 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:07:55,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:07:55,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:07:55,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:07:55,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:07:55,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:07:55,574 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:07:55,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:07:55,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:07:55,575 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:07:55,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:07:55,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:07:55,576 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:07:55,576 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_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 [2022-11-16 20:07:55,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:07:55,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:07:55,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:07:55,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:07:55,973 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:07:55,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2022-11-16 20:07:56,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/data/38e8f04b7/17cd6d6a4bba4683b72470043bfe7f13/FLAG27e7bdc2a [2022-11-16 20:07:57,017 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:07:57,018 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2022-11-16 20:07:57,069 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/data/38e8f04b7/17cd6d6a4bba4683b72470043bfe7f13/FLAG27e7bdc2a [2022-11-16 20:07:57,473 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/data/38e8f04b7/17cd6d6a4bba4683b72470043bfe7f13 [2022-11-16 20:07:57,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:07:57,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:07:57,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:07:57,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:07:57,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:07:57,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:07:57" (1/1) ... [2022-11-16 20:07:57,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee58492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:57, skipping insertion in model container [2022-11-16 20:07:57,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:07:57" (1/1) ... [2022-11-16 20:07:57,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:07:57,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:07:58,661 WARN L229 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_d946212c-0ef1-45be-a100-b1933e7923f3/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2022-11-16 20:07:58,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:07:58,981 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 20:07:59,224 WARN L229 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_d946212c-0ef1-45be-a100-b1933e7923f3/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2022-11-16 20:07:59,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:07:59,359 INFO L208 MainTranslator]: Completed translation [2022-11-16 20:07:59,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59 WrapperNode [2022-11-16 20:07:59,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:07:59,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 20:07:59,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 20:07:59,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 20:07:59,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,545 INFO L138 Inliner]: procedures = 102, calls = 313, calls flagged for inlining = 35, calls inlined = 32, statements flattened = 970 [2022-11-16 20:07:59,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 20:07:59,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 20:07:59,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 20:07:59,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 20:07:59,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,685 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 20:07:59,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 20:07:59,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 20:07:59,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 20:07:59,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (1/1) ... [2022-11-16 20:07:59,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:07:59,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:07:59,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 20:07:59,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 20:07:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 20:07:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 20:07:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 20:07:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-11-16 20:07:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-11-16 20:07:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 20:07:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 20:07:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 20:07:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2022-11-16 20:07:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2022-11-16 20:07:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-11-16 20:07:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-11-16 20:07:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 20:07:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 20:07:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-16 20:07:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-16 20:07:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 20:07:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 20:07:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2022-11-16 20:07:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2022-11-16 20:07:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2022-11-16 20:07:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2022-11-16 20:07:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-11-16 20:07:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-11-16 20:07:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 20:07:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 20:07:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 20:07:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 20:07:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 20:07:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-11-16 20:07:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-11-16 20:07:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 20:07:59,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 20:07:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2022-11-16 20:07:59,818 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2022-11-16 20:07:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 20:07:59,818 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 20:07:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 20:07:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 20:07:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 20:07:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 20:07:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 20:07:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 20:07:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 20:07:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-16 20:07:59,820 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-16 20:07:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 20:07:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 20:07:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2022-11-16 20:07:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2022-11-16 20:07:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 20:07:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 20:07:59,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 20:07:59,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 20:07:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 20:07:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 20:08:00,238 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 20:08:00,241 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 20:08:00,395 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 20:08:03,087 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 20:08:03,268 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 20:08:03,268 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 20:08:03,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:08:03 BoogieIcfgContainer [2022-11-16 20:08:03,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 20:08:03,276 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 20:08:03,276 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 20:08:03,280 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 20:08:03,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:07:57" (1/3) ... [2022-11-16 20:08:03,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15efe346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:08:03, skipping insertion in model container [2022-11-16 20:08:03,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:07:59" (2/3) ... [2022-11-16 20:08:03,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15efe346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:08:03, skipping insertion in model container [2022-11-16 20:08:03,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:08:03" (3/3) ... [2022-11-16 20:08:03,284 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2022-11-16 20:08:03,306 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 20:08:03,306 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 20:08:03,376 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 20:08:03,383 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@349e812b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 20:08:03,383 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 20:08:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 241 states, 165 states have (on average 1.4424242424242424) internal successors, (238), 171 states have internal predecessors, (238), 55 states have call successors, (55), 20 states have call predecessors, (55), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-16 20:08:03,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-16 20:08:03,399 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:08:03,400 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:08:03,400 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:08:03,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:08:03,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1118889531, now seen corresponding path program 1 times [2022-11-16 20:08:03,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:08:03,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206969712] [2022-11-16 20:08:03,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:03,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:08:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:04,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 20:08:04,082 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:08:04,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206969712] [2022-11-16 20:08:04,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206969712] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:08:04,085 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:08:04,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:08:04,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317413016] [2022-11-16 20:08:04,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:08:04,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:08:04,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:08:04,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:08:04,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:08:04,153 INFO L87 Difference]: Start difference. First operand has 241 states, 165 states have (on average 1.4424242424242424) internal successors, (238), 171 states have internal predecessors, (238), 55 states have call successors, (55), 20 states have call predecessors, (55), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-16 20:08:05,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:08:05,428 INFO L93 Difference]: Finished difference Result 685 states and 994 transitions. [2022-11-16 20:08:05,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:08:05,436 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2022-11-16 20:08:05,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:08:05,450 INFO L225 Difference]: With dead ends: 685 [2022-11-16 20:08:05,450 INFO L226 Difference]: Without dead ends: 442 [2022-11-16 20:08:05,456 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:08:05,460 INFO L413 NwaCegarLoop]: 349 mSDtfsCounter, 303 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 20:08:05,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 642 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 20:08:05,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2022-11-16 20:08:05,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 442. [2022-11-16 20:08:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 312 states have (on average 1.4070512820512822) internal successors, (439), 312 states have internal predecessors, (439), 94 states have call successors, (94), 36 states have call predecessors, (94), 35 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2022-11-16 20:08:05,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 626 transitions. [2022-11-16 20:08:05,551 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 626 transitions. Word has length 27 [2022-11-16 20:08:05,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:08:05,552 INFO L495 AbstractCegarLoop]: Abstraction has 442 states and 626 transitions. [2022-11-16 20:08:05,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-16 20:08:05,552 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 626 transitions. [2022-11-16 20:08:05,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-16 20:08:05,555 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:08:05,556 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:08:05,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 20:08:05,556 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:08:05,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:08:05,557 INFO L85 PathProgramCache]: Analyzing trace with hash -892941587, now seen corresponding path program 1 times [2022-11-16 20:08:05,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:08:05,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011536955] [2022-11-16 20:08:05,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:05,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:08:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:05,860 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 20:08:05,860 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:08:05,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011536955] [2022-11-16 20:08:05,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011536955] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:08:05,861 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:08:05,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:08:05,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169873208] [2022-11-16 20:08:05,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:08:05,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:08:05,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:08:05,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:08:05,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:08:05,866 INFO L87 Difference]: Start difference. First operand 442 states and 626 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-16 20:08:08,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:08:08,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:08:08,421 INFO L93 Difference]: Finished difference Result 874 states and 1249 transitions. [2022-11-16 20:08:08,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:08:08,422 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 36 [2022-11-16 20:08:08,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:08:08,433 INFO L225 Difference]: With dead ends: 874 [2022-11-16 20:08:08,433 INFO L226 Difference]: Without dead ends: 869 [2022-11-16 20:08:08,435 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:08:08,436 INFO L413 NwaCegarLoop]: 356 mSDtfsCounter, 309 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 998 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-16 20:08:08,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 998 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-16 20:08:08,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2022-11-16 20:08:08,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 867. [2022-11-16 20:08:08,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 867 states, 613 states have (on average 1.4078303425774878) internal successors, (863), 613 states have internal predecessors, (863), 184 states have call successors, (184), 70 states have call predecessors, (184), 69 states have return successors, (193), 183 states have call predecessors, (193), 183 states have call successors, (193) [2022-11-16 20:08:08,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1240 transitions. [2022-11-16 20:08:08,611 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1240 transitions. Word has length 36 [2022-11-16 20:08:08,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:08:08,613 INFO L495 AbstractCegarLoop]: Abstraction has 867 states and 1240 transitions. [2022-11-16 20:08:08,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-16 20:08:08,613 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1240 transitions. [2022-11-16 20:08:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 20:08:08,635 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:08:08,635 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:08:08,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 20:08:08,636 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:08:08,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:08:08,637 INFO L85 PathProgramCache]: Analyzing trace with hash -4349695, now seen corresponding path program 1 times [2022-11-16 20:08:08,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:08:08,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55856795] [2022-11-16 20:08:08,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:08,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:08:08,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-16 20:08:08,904 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:08:08,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55856795] [2022-11-16 20:08:08,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55856795] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:08:08,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:08:08,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:08:08,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537597794] [2022-11-16 20:08:08,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:08:08,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:08:08,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:08:08,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:08:08,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:08:08,911 INFO L87 Difference]: Start difference. First operand 867 states and 1240 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-16 20:08:10,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:08:10,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:08:10,402 INFO L93 Difference]: Finished difference Result 1881 states and 2693 transitions. [2022-11-16 20:08:10,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:08:10,403 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2022-11-16 20:08:10,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:08:10,411 INFO L225 Difference]: With dead ends: 1881 [2022-11-16 20:08:10,411 INFO L226 Difference]: Without dead ends: 1024 [2022-11-16 20:08:10,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:08:10,417 INFO L413 NwaCegarLoop]: 302 mSDtfsCounter, 72 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:08:10,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 567 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 20:08:10,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2022-11-16 20:08:10,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1019. [2022-11-16 20:08:10,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1019 states, 742 states have (on average 1.4218328840970351) internal successors, (1055), 742 states have internal predecessors, (1055), 197 states have call successors, (197), 80 states have call predecessors, (197), 79 states have return successors, (206), 196 states have call predecessors, (206), 196 states have call successors, (206) [2022-11-16 20:08:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1458 transitions. [2022-11-16 20:08:10,498 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1458 transitions. Word has length 73 [2022-11-16 20:08:10,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:08:10,499 INFO L495 AbstractCegarLoop]: Abstraction has 1019 states and 1458 transitions. [2022-11-16 20:08:10,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-16 20:08:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1458 transitions. [2022-11-16 20:08:10,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-16 20:08:10,504 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:08:10,504 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:08:10,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 20:08:10,505 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:08:10,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:08:10,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1205635580, now seen corresponding path program 1 times [2022-11-16 20:08:10,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:08:10,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587812647] [2022-11-16 20:08:10,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:10,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:08:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-16 20:08:10,757 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:08:10,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587812647] [2022-11-16 20:08:10,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587812647] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:08:10,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:08:10,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:08:10,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006877595] [2022-11-16 20:08:10,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:08:10,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:08:10,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:08:10,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:08:10,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:08:10,760 INFO L87 Difference]: Start difference. First operand 1019 states and 1458 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-16 20:08:12,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:08:12,010 INFO L93 Difference]: Finished difference Result 2587 states and 3689 transitions. [2022-11-16 20:08:12,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:08:12,011 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 97 [2022-11-16 20:08:12,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:08:12,022 INFO L225 Difference]: With dead ends: 2587 [2022-11-16 20:08:12,023 INFO L226 Difference]: Without dead ends: 1586 [2022-11-16 20:08:12,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:08:12,039 INFO L413 NwaCegarLoop]: 390 mSDtfsCounter, 284 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 20:08:12,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 571 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 20:08:12,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2022-11-16 20:08:12,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1581. [2022-11-16 20:08:12,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1581 states, 1154 states have (on average 1.39948006932409) internal successors, (1615), 1154 states have internal predecessors, (1615), 295 states have call successors, (295), 132 states have call predecessors, (295), 131 states have return successors, (310), 294 states have call predecessors, (310), 294 states have call successors, (310) [2022-11-16 20:08:12,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1581 states and 2220 transitions. [2022-11-16 20:08:12,176 INFO L78 Accepts]: Start accepts. Automaton has 1581 states and 2220 transitions. Word has length 97 [2022-11-16 20:08:12,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:08:12,178 INFO L495 AbstractCegarLoop]: Abstraction has 1581 states and 2220 transitions. [2022-11-16 20:08:12,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-16 20:08:12,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2220 transitions. [2022-11-16 20:08:12,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-16 20:08:12,183 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:08:12,184 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:08:12,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 20:08:12,184 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:08:12,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:08:12,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1268725240, now seen corresponding path program 1 times [2022-11-16 20:08:12,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:08:12,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060715747] [2022-11-16 20:08:12,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:12,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:08:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:12,842 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-16 20:08:12,843 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:08:12,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060715747] [2022-11-16 20:08:12,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060715747] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:08:12,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:08:12,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 20:08:12,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628474534] [2022-11-16 20:08:12,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:08:12,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 20:08:12,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:08:12,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 20:08:12,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:08:12,850 INFO L87 Difference]: Start difference. First operand 1581 states and 2220 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-16 20:08:15,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:08:15,688 INFO L93 Difference]: Finished difference Result 3198 states and 4539 transitions. [2022-11-16 20:08:15,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:08:15,689 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) Word has length 97 [2022-11-16 20:08:15,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:08:15,703 INFO L225 Difference]: With dead ends: 3198 [2022-11-16 20:08:15,703 INFO L226 Difference]: Without dead ends: 1635 [2022-11-16 20:08:15,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:08:15,714 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 2 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1153 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-16 20:08:15,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1153 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-16 20:08:15,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1635 states. [2022-11-16 20:08:15,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1635 to 1621. [2022-11-16 20:08:15,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1621 states, 1182 states have (on average 1.3900169204737733) internal successors, (1643), 1186 states have internal predecessors, (1643), 295 states have call successors, (295), 132 states have call predecessors, (295), 143 states have return successors, (332), 302 states have call predecessors, (332), 294 states have call successors, (332) [2022-11-16 20:08:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1621 states and 2270 transitions. [2022-11-16 20:08:15,832 INFO L78 Accepts]: Start accepts. Automaton has 1621 states and 2270 transitions. Word has length 97 [2022-11-16 20:08:15,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:08:15,834 INFO L495 AbstractCegarLoop]: Abstraction has 1621 states and 2270 transitions. [2022-11-16 20:08:15,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-16 20:08:15,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 2270 transitions. [2022-11-16 20:08:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-16 20:08:15,846 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:08:15,847 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:08:15,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 20:08:15,850 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:08:15,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:08:15,851 INFO L85 PathProgramCache]: Analyzing trace with hash -928667687, now seen corresponding path program 1 times [2022-11-16 20:08:15,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:08:15,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719367849] [2022-11-16 20:08:15,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:15,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:08:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-16 20:08:16,456 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:08:16,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719367849] [2022-11-16 20:08:16,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719367849] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:08:16,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:08:16,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-16 20:08:16,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695064377] [2022-11-16 20:08:16,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:08:16,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 20:08:16,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:08:16,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 20:08:16,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:08:16,461 INFO L87 Difference]: Start difference. First operand 1621 states and 2270 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-16 20:08:18,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:08:20,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:08:22,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:08:24,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:08:25,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:08:25,032 INFO L93 Difference]: Finished difference Result 3286 states and 4649 transitions. [2022-11-16 20:08:25,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 20:08:25,033 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) Word has length 101 [2022-11-16 20:08:25,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:08:25,047 INFO L225 Difference]: With dead ends: 3286 [2022-11-16 20:08:25,047 INFO L226 Difference]: Without dead ends: 1683 [2022-11-16 20:08:25,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-11-16 20:08:25,056 INFO L413 NwaCegarLoop]: 302 mSDtfsCounter, 10 mSDsluCounter, 2076 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:08:25,056 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 2378 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 373 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2022-11-16 20:08:25,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1683 states. [2022-11-16 20:08:25,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1683 to 1661. [2022-11-16 20:08:25,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1661 states, 1210 states have (on average 1.3743801652892562) internal successors, (1663), 1214 states have internal predecessors, (1663), 299 states have call successors, (299), 132 states have call predecessors, (299), 151 states have return successors, (348), 314 states have call predecessors, (348), 298 states have call successors, (348) [2022-11-16 20:08:25,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1661 states and 2310 transitions. [2022-11-16 20:08:25,227 INFO L78 Accepts]: Start accepts. Automaton has 1661 states and 2310 transitions. Word has length 101 [2022-11-16 20:08:25,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:08:25,227 INFO L495 AbstractCegarLoop]: Abstraction has 1661 states and 2310 transitions. [2022-11-16 20:08:25,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-16 20:08:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 2310 transitions. [2022-11-16 20:08:25,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-16 20:08:25,233 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:08:25,233 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:08:25,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 20:08:25,234 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:08:25,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:08:25,235 INFO L85 PathProgramCache]: Analyzing trace with hash 488985323, now seen corresponding path program 1 times [2022-11-16 20:08:25,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:08:25,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529562031] [2022-11-16 20:08:25,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:25,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:08:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:25,846 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-16 20:08:25,846 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:08:25,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529562031] [2022-11-16 20:08:25,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529562031] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:08:25,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [717343646] [2022-11-16 20:08:25,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:25,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:08:25,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:08:25,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:08:25,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 20:08:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:26,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 20:08:26,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:08:26,505 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-16 20:08:26,513 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:08:26,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [717343646] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:08:26,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 20:08:26,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2022-11-16 20:08:26,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064277249] [2022-11-16 20:08:26,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:08:26,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:08:26,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:08:26,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:08:26,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:08:26,518 INFO L87 Difference]: Start difference. First operand 1661 states and 2310 transitions. Second operand has 4 states, 3 states have (on average 23.666666666666668) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 20:08:27,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:08:27,992 INFO L93 Difference]: Finished difference Result 3312 states and 4610 transitions. [2022-11-16 20:08:27,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:08:27,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.666666666666668) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 122 [2022-11-16 20:08:27,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:08:28,001 INFO L225 Difference]: With dead ends: 3312 [2022-11-16 20:08:28,001 INFO L226 Difference]: Without dead ends: 1662 [2022-11-16 20:08:28,006 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-11-16 20:08:28,007 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 1 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:08:28,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 873 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 20:08:28,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1662 states. [2022-11-16 20:08:28,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1662 to 1662. [2022-11-16 20:08:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1662 states, 1211 states have (on average 1.3740710156895128) internal successors, (1664), 1215 states have internal predecessors, (1664), 299 states have call successors, (299), 132 states have call predecessors, (299), 151 states have return successors, (348), 314 states have call predecessors, (348), 298 states have call successors, (348) [2022-11-16 20:08:28,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1662 states and 2311 transitions. [2022-11-16 20:08:28,116 INFO L78 Accepts]: Start accepts. Automaton has 1662 states and 2311 transitions. Word has length 122 [2022-11-16 20:08:28,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:08:28,117 INFO L495 AbstractCegarLoop]: Abstraction has 1662 states and 2311 transitions. [2022-11-16 20:08:28,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.666666666666668) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 20:08:28,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 2311 transitions. [2022-11-16 20:08:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-16 20:08:28,121 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:08:28,121 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:08:28,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 20:08:28,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-16 20:08:28,329 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:08:28,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:08:28,330 INFO L85 PathProgramCache]: Analyzing trace with hash -2064542757, now seen corresponding path program 1 times [2022-11-16 20:08:28,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:08:28,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500700533] [2022-11-16 20:08:28,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:28,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:08:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-16 20:08:28,878 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:08:28,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500700533] [2022-11-16 20:08:28,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500700533] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:08:28,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735729257] [2022-11-16 20:08:28,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:08:28,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:08:28,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:08:28,883 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:08:28,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 20:08:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:08:29,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 20:08:29,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:08:29,546 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-16 20:08:29,548 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:08:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-16 20:08:29,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1735729257] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:08:29,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1896915536] [2022-11-16 20:08:29,764 INFO L159 IcfgInterpreter]: Started Sifa with 77 locations of interest [2022-11-16 20:08:29,764 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 20:08:29,768 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 20:08:29,773 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 20:08:29,774 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 20:08:30,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:31,260 INFO L321 Elim1Store]: treesize reduction 451, result has 34.2 percent of original size [2022-11-16 20:08:31,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 20 select indices, 20 select index equivalence classes, 194 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 20 case distinctions, treesize of input 110 treesize of output 304 [2022-11-16 20:08:31,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:31,913 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 19 [2022-11-16 20:08:32,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 89 [2022-11-16 20:08:32,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 78 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 107 [2022-11-16 20:08:32,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 102 [2022-11-16 20:08:32,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:32,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:34,123 INFO L321 Elim1Store]: treesize reduction 744, result has 25.4 percent of original size [2022-11-16 20:08:34,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 23 select indices, 23 select index equivalence classes, 214 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 60 case distinctions, treesize of input 129 treesize of output 341 [2022-11-16 20:08:34,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:34,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:34,717 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 19 [2022-11-16 20:08:35,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 89 [2022-11-16 20:08:35,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:35,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 78 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 107 [2022-11-16 20:08:36,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-16 20:08:36,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-16 20:08:36,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:08:36,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:36,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 233 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 67 [2022-11-16 20:08:37,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:37,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:37,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 253 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 70 [2022-11-16 20:08:37,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:37,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:37,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:37,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:37,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 195 [2022-11-16 20:08:37,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-16 20:08:37,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-16 20:08:38,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:38,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:38,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 253 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 70 [2022-11-16 20:08:38,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:38,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:38,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 233 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 67 [2022-11-16 20:08:38,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:38,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:38,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:38,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:38,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 195 [2022-11-16 20:08:38,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-16 20:08:38,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-16 20:08:44,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-16 20:08:44,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 20:08:44,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 20:08:44,327 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 20:08:44,328 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 1 case distinctions, treesize of input 51 treesize of output 54 [2022-11-16 20:08:44,362 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-16 20:08:44,362 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 1 case distinctions, treesize of input 49 treesize of output 52 [2022-11-16 20:08:44,393 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 20:08:44,393 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 1 case distinctions, treesize of input 43 treesize of output 46 [2022-11-16 20:08:44,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:08:44,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:08:44,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-16 20:08:45,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-16 20:08:45,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:08:45,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:08:45,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:45,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:08:46,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:08:46,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:08:46,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:08:46,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:08:46,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:08:46,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:08:46,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:08:46,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:08:46,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:46,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:08:51,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:08:51,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:08:51,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:08:51,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-16 20:08:51,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:08:51,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:08:51,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:51,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:08:52,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:08:52,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:08:52,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:08:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:08:52,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:08:52,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:52,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:09:07,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:09:07,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:09:10,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:09:10,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:09:16,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:09:17,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-16 20:09:17,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:09:18,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:09:18,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:09:18,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-16 20:09:21,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:09:21,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:09:21,820 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-16 20:09:21,821 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 75 treesize of output 87 [2022-11-16 20:09:21,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2022-11-16 20:09:21,872 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 20:09:22,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:09:22,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2022-11-16 20:09:22,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:09:22,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 29 [2022-11-16 20:09:22,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 29 [2022-11-16 20:09:54,086 INFO L197 IcfgInterpreter]: Interpreting procedure cx82310_rx_fixup with input of size 126 for LOIs [2022-11-16 20:09:54,325 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_alloc_skb_12 with input of size 141 for LOIs [2022-11-16 20:09:54,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:09:54,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:09:54,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2022-11-16 20:09:54,823 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_skb_alloc with input of size 125 for LOIs [2022-11-16 20:09:55,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:09:55,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2022-11-16 20:09:55,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:09:55,687 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 193 for LOIs [2022-11-16 20:09:55,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:09:55,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-16 20:09:55,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-16 20:09:56,840 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 216 for LOIs [2022-11-16 20:09:57,007 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 110 for LOIs [2022-11-16 20:09:57,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 20:09:57,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-16 20:09:57,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 20:09:57,318 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 20:09:57,318 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 1 case distinctions, treesize of input 346 treesize of output 349 [2022-11-16 20:09:57,371 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-16 20:09:57,372 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 1 case distinctions, treesize of input 344 treesize of output 347 [2022-11-16 20:09:57,429 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 20:09:57,430 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 1 case distinctions, treesize of input 338 treesize of output 341 [2022-11-16 20:09:58,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:09:58,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-16 20:09:58,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:09:58,340 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 101 for LOIs [2022-11-16 20:09:58,347 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 110 for LOIs [2022-11-16 20:09:58,379 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 20:10:26,904 WARN L233 SmtUtils]: Spent 28.23s on a formula simplification. DAG size of input: 692 DAG size of output: 612 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 20:10:44,256 WARN L233 SmtUtils]: Spent 15.31s on a formula simplification. DAG size of input: 614 DAG size of output: 510 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 20:11:01,597 WARN L233 SmtUtils]: Spent 17.05s on a formula simplification. DAG size of input: 624 DAG size of output: 547 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 20:11:10,894 WARN L233 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 360 DAG size of output: 242 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 20:12:28,905 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '35874#(and (= ~ldv_retval_3~0 0) (= |~#products~0.offset| 0) (<= 0 ~ldv_state_variable_2~0) (<= 0 ~cx82310_info_group0~0.offset) (= |~#products~0.base| 18) (= |~#set_impl~0.offset| 0) (= 19 |~#cx82310_driver~0.base|) (<= 0 ~cx82310_info_group1~0.offset) (= ~LDV_IN_INTERRUPT~0 1) (= ~__mod_usb__products_device_table~0.driver_info 0) (= ~__mod_usb__products_device_table~0.bcdDevice_lo 0) (= ~__mod_usb__products_device_table~0.bDeviceClass 0) (= ~LDV_SKBS~0.base 0) (<= ~cx82310_info_group2~0.offset 0) (= ~ldv_retval_1~0 0) (= ~__mod_usb__products_device_table~0.idVendor 0) (= ~__mod_usb__products_device_table~0.bDeviceSubClass 0) (= ~LDV_SKBS~0.offset 0) (= ~__mod_usb__products_device_table~0.bcdDevice_hi 0) (= |~#cx82310_info~0.offset| 0) (= ~usb_counter~0 0) (<= ~cx82310_info_group0~0.offset 0) (= ~ldv_retval_4~0 0) (<= 0 ~cx82310_info_group2~0.offset) (= ~__mod_usb__products_device_table~0.bDeviceProtocol 0) (= ~__mod_usb__products_device_table~0.bInterfaceProtocol 0) (= |~#cx82310_driver~0.offset| 0) (= |~#set_impl~0.base| 17) (= ~__mod_usb__products_device_table~0.match_flags 0) (= 0 ~__mod_usb__products_device_table~0.idProduct) (<= ~cx82310_driver_group1~0.offset 0) (= ~ldv_state_variable_1~0 0) (= 20 |~#cx82310_info~0.base|) (= ~ldv_state_variable_0~0 2) (= ~ldv_retval_5~0 0) (= ~ref_cnt~0 0) (= ~__mod_usb__products_device_table~0.bInterfaceClass 0) (= |#NULL.offset| 0) (<= ~cx82310_info_group1~0.offset 0) (= ~__mod_usb__products_device_table~0.bInterfaceNumber 0) (= ~ldv_retval_0~0 0) (<= ~ldv_state_variable_2~0 1) (<= 0 ~cx82310_driver_group1~0.offset) (<= 0 |#StackHeapBarrier|) (= (ite (= ~last_index~0 0) 1 0) 0) (= ~ldv_retval_2~0 0) (= ~__mod_usb__products_device_table~0.bInterfaceSubClass 0) (= |#NULL.base| 0))' at error location [2022-11-16 20:12:28,905 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-16 20:12:28,905 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 20:12:28,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2022-11-16 20:12:28,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695671263] [2022-11-16 20:12:28,906 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 20:12:28,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 20:12:28,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:12:28,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 20:12:28,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=285, Invalid=5567, Unknown=0, NotChecked=0, Total=5852 [2022-11-16 20:12:28,910 INFO L87 Difference]: Start difference. First operand 1662 states and 2311 transitions. Second operand has 9 states, 7 states have (on average 13.857142857142858) internal successors, (97), 9 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-16 20:12:31,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:12:31,978 INFO L93 Difference]: Finished difference Result 3317 states and 4618 transitions. [2022-11-16 20:12:31,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 20:12:31,979 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 13.857142857142858) internal successors, (97), 9 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 109 [2022-11-16 20:12:31,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:12:31,989 INFO L225 Difference]: With dead ends: 3317 [2022-11-16 20:12:31,989 INFO L226 Difference]: Without dead ends: 1665 [2022-11-16 20:12:31,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 254 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1902 ImplicationChecksByTransitivity, 150.7s TimeCoverageRelationStatistics Valid=303, Invalid=5859, Unknown=0, NotChecked=0, Total=6162 [2022-11-16 20:12:31,998 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 5 mSDsluCounter, 868 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1160 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-16 20:12:31,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1160 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-16 20:12:32,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1665 states. [2022-11-16 20:12:32,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1665 to 1665. [2022-11-16 20:12:32,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1665 states, 1214 states have (on average 1.373146622734761) internal successors, (1667), 1218 states have internal predecessors, (1667), 299 states have call successors, (299), 132 states have call predecessors, (299), 151 states have return successors, (348), 314 states have call predecessors, (348), 298 states have call successors, (348) [2022-11-16 20:12:32,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1665 states and 2314 transitions. [2022-11-16 20:12:32,108 INFO L78 Accepts]: Start accepts. Automaton has 1665 states and 2314 transitions. Word has length 109 [2022-11-16 20:12:32,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:12:32,109 INFO L495 AbstractCegarLoop]: Abstraction has 1665 states and 2314 transitions. [2022-11-16 20:12:32,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 13.857142857142858) internal successors, (97), 9 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-16 20:12:32,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2314 transitions. [2022-11-16 20:12:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-16 20:12:32,114 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:12:32,115 INFO L195 NwaCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:12:32,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 20:12:32,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:12:32,328 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:12:32,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:12:32,332 INFO L85 PathProgramCache]: Analyzing trace with hash 47412843, now seen corresponding path program 1 times [2022-11-16 20:12:32,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:12:32,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365579222] [2022-11-16 20:12:32,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:12:32,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:12:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:12:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-11-16 20:12:34,764 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:12:34,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365579222] [2022-11-16 20:12:34,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365579222] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:12:34,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:12:34,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-16 20:12:34,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670571120] [2022-11-16 20:12:34,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:12:34,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-16 20:12:34,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:12:34,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-16 20:12:34,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2022-11-16 20:12:34,766 INFO L87 Difference]: Start difference. First operand 1665 states and 2314 transitions. Second operand has 14 states, 11 states have (on average 6.545454545454546) internal successors, (72), 10 states have internal predecessors, (72), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-16 20:12:41,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:12:43,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:12:43,410 INFO L93 Difference]: Finished difference Result 3538 states and 4973 transitions. [2022-11-16 20:12:43,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-16 20:12:43,411 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 6.545454545454546) internal successors, (72), 10 states have internal predecessors, (72), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) Word has length 130 [2022-11-16 20:12:43,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:12:43,426 INFO L225 Difference]: With dead ends: 3538 [2022-11-16 20:12:43,426 INFO L226 Difference]: Without dead ends: 1895 [2022-11-16 20:12:43,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2022-11-16 20:12:43,435 INFO L413 NwaCegarLoop]: 333 mSDtfsCounter, 26 mSDsluCounter, 3883 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 4216 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:12:43,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 4216 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2022-11-16 20:12:43,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1895 states. [2022-11-16 20:12:43,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1895 to 1697. [2022-11-16 20:12:43,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1697 states, 1238 states have (on average 1.365912762520194) internal successors, (1691), 1238 states have internal predecessors, (1691), 303 states have call successors, (303), 132 states have call predecessors, (303), 155 states have return successors, (360), 326 states have call predecessors, (360), 302 states have call successors, (360) [2022-11-16 20:12:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1697 states and 2354 transitions. [2022-11-16 20:12:43,590 INFO L78 Accepts]: Start accepts. Automaton has 1697 states and 2354 transitions. Word has length 130 [2022-11-16 20:12:43,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:12:43,592 INFO L495 AbstractCegarLoop]: Abstraction has 1697 states and 2354 transitions. [2022-11-16 20:12:43,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 6.545454545454546) internal successors, (72), 10 states have internal predecessors, (72), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-16 20:12:43,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2354 transitions. [2022-11-16 20:12:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-16 20:12:43,597 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:12:43,597 INFO L195 NwaCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:12:43,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 20:12:43,598 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:12:43,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:12:43,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1318076609, now seen corresponding path program 2 times [2022-11-16 20:12:43,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:12:43,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630412984] [2022-11-16 20:12:43,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:12:43,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:12:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:12:45,416 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-16 20:12:45,416 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:12:45,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630412984] [2022-11-16 20:12:45,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630412984] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:12:45,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:12:45,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-16 20:12:45,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204677560] [2022-11-16 20:12:45,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:12:45,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-16 20:12:45,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:12:45,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-16 20:12:45,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2022-11-16 20:12:45,418 INFO L87 Difference]: Start difference. First operand 1697 states and 2354 transitions. Second operand has 14 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-16 20:12:47,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:12:51,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:12:54,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:12:56,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:12:56,025 INFO L93 Difference]: Finished difference Result 3618 states and 5077 transitions. [2022-11-16 20:12:56,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-16 20:12:56,026 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 3 states have call successors, (13) Word has length 115 [2022-11-16 20:12:56,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:12:56,038 INFO L225 Difference]: With dead ends: 3618 [2022-11-16 20:12:56,038 INFO L226 Difference]: Without dead ends: 1943 [2022-11-16 20:12:56,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2022-11-16 20:12:56,045 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 32 mSDsluCounter, 3516 mSDsCounter, 0 mSdLazyCounter, 697 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 3845 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 697 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-11-16 20:12:56,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 3845 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 697 Invalid, 1 Unknown, 0 Unchecked, 10.3s Time] [2022-11-16 20:12:56,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1943 states. [2022-11-16 20:12:56,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1943 to 1713. [2022-11-16 20:12:56,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1713 states, 1254 states have (on average 1.361244019138756) internal successors, (1707), 1246 states have internal predecessors, (1707), 303 states have call successors, (303), 132 states have call predecessors, (303), 155 states have return successors, (360), 334 states have call predecessors, (360), 302 states have call successors, (360) [2022-11-16 20:12:56,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1713 states and 2370 transitions. [2022-11-16 20:12:56,186 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 2370 transitions. Word has length 115 [2022-11-16 20:12:56,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:12:56,187 INFO L495 AbstractCegarLoop]: Abstraction has 1713 states and 2370 transitions. [2022-11-16 20:12:56,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-16 20:12:56,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2370 transitions. [2022-11-16 20:12:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-16 20:12:56,201 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:12:56,201 INFO L195 NwaCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:12:56,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 20:12:56,202 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:12:56,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:12:56,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1840976534, now seen corresponding path program 1 times [2022-11-16 20:12:56,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:12:56,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47004586] [2022-11-16 20:12:56,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:12:56,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:12:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:13:01,251 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 37 proven. 8 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-16 20:13:01,251 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:13:01,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47004586] [2022-11-16 20:13:01,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47004586] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:13:01,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133245113] [2022-11-16 20:13:01,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:13:01,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:13:01,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:13:01,254 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:13:01,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 20:13:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:13:01,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 69 conjunts are in the unsatisfiable core [2022-11-16 20:13:01,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:13:05,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:13:24,388 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-16 20:13:24,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-16 20:13:28,750 INFO L321 Elim1Store]: treesize reduction 33, result has 40.0 percent of original size [2022-11-16 20:13:28,750 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 2 case distinctions, treesize of input 24 treesize of output 36 [2022-11-16 20:13:28,761 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 9 treesize of output 5 [2022-11-16 20:13:28,770 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 9 treesize of output 5 [2022-11-16 20:13:29,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2022-11-16 20:13:31,242 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-16 20:13:31,243 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 1 case distinctions, treesize of input 25 treesize of output 31 [2022-11-16 20:13:31,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2022-11-16 20:13:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-11-16 20:13:31,736 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:13:32,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 651 treesize of output 621 [2022-11-16 20:13:32,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 614 treesize of output 550 [2022-11-16 20:13:32,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 550 treesize of output 534 [2022-11-16 20:13:32,205 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 534 treesize of output 502 [2022-11-16 20:13:33,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [133245113] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:13:33,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [112466384] [2022-11-16 20:13:33,086 INFO L159 IcfgInterpreter]: Started Sifa with 104 locations of interest [2022-11-16 20:13:33,086 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 20:13:33,087 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 20:13:33,087 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 20:13:33,087 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 20:13:33,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:33,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:33,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 102 [2022-11-16 20:13:33,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:33,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:33,750 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 19 [2022-11-16 20:13:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 89 [2022-11-16 20:13:34,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 78 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 107 [2022-11-16 20:13:34,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,595 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 19 [2022-11-16 20:13:34,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,915 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 93 treesize of output 89 [2022-11-16 20:13:34,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:34,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:35,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 78 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 107 [2022-11-16 20:13:35,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:35,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:35,848 INFO L321 Elim1Store]: treesize reduction 451, result has 34.2 percent of original size [2022-11-16 20:13:35,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 20 select indices, 20 select index equivalence classes, 194 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 20 case distinctions, treesize of input 110 treesize of output 304 [2022-11-16 20:13:36,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:36,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:37,443 INFO L321 Elim1Store]: treesize reduction 744, result has 25.4 percent of original size [2022-11-16 20:13:37,443 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 23 select indices, 23 select index equivalence classes, 214 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 60 case distinctions, treesize of input 129 treesize of output 341 [2022-11-16 20:13:38,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:13:38,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-16 20:13:38,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-16 20:13:38,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:38,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:38,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 253 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 70 [2022-11-16 20:13:38,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:38,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:38,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 233 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 67 [2022-11-16 20:13:38,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:38,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:38,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:38,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:38,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 195 [2022-11-16 20:13:38,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-16 20:13:38,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-16 20:13:39,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:39,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:39,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 233 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 67 [2022-11-16 20:13:39,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:39,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:39,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 253 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 70 [2022-11-16 20:13:39,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:39,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:39,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:39,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:39,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 195 [2022-11-16 20:13:39,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-16 20:13:39,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-16 20:13:44,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:13:44,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-16 20:13:44,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:13:44,604 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 64 treesize of output 63 [2022-11-16 20:13:44,612 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 64 treesize of output 63 [2022-11-16 20:13:44,618 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 66 treesize of output 65 [2022-11-16 20:13:44,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-16 20:13:44,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:13:44,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:13:45,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:13:45,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:13:45,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:13:45,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:13:45,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:13:45,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:13:45,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:13:45,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:13:45,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:13:45,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:45,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:13:46,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:13:46,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:46,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:13:46,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-16 20:13:49,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:13:49,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:13:49,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:49,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:13:50,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:13:50,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:13:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:13:50,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2022-11-16 20:13:50,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:13:50,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:13:50,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:13:50,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 399 treesize of output 309 [2022-11-16 20:13:50,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 40 [2022-11-16 20:13:50,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:13:50,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 94 [2022-11-16 20:14:02,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:14:02,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:14:05,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:14:05,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-16 20:14:10,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:14:10,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:14:10,160 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-16 20:14:10,160 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 73 treesize of output 85 [2022-11-16 20:14:10,188 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 20:14:10,204 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 22 treesize of output 1 [2022-11-16 20:14:10,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:14:10,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2022-11-16 20:14:10,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:14:10,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:10,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:10,537 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 29 treesize of output 13 [2022-11-16 20:14:10,545 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 39 treesize of output 23 [2022-11-16 20:14:10,550 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 41 treesize of output 25 [2022-11-16 20:14:10,590 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:10,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:14:10,605 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:10,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:14:10,634 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:10,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:14:10,651 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:10,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:14:10,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:10,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:10,981 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:10,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:14:10,998 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:10,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:14:11,025 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:11,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:14:11,041 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:11,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:14:30,472 INFO L197 IcfgInterpreter]: Interpreting procedure cx82310_rx_fixup with input of size 126 for LOIs [2022-11-16 20:14:30,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:30,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:31,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:14:31,237 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:31,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:14:31,264 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:14:31,274 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:31,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:14:31,377 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:14:31,388 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:31,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:14:31,420 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:14:31,432 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:31,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:14:34,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:34,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:34,749 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:14:34,761 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:34,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:14:34,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:14:34,794 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:34,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:14:34,898 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:14:34,909 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:34,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:14:34,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:14:34,946 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:14:34,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:14:37,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:37,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:14:38,334 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_alloc_skb_12 with input of size 142 for LOIs [2022-11-16 20:14:39,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2022-11-16 20:14:39,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:14:39,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:14:39,288 INFO L197 IcfgInterpreter]: Interpreting procedure skb_pull with input of size 209 for LOIs [2022-11-16 20:14:41,561 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 101 for LOIs [2022-11-16 20:14:41,568 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 176 for LOIs [2022-11-16 20:14:41,698 INFO L197 IcfgInterpreter]: Interpreting procedure skb_put with input of size 119 for LOIs [2022-11-16 20:14:41,711 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memcpy with input of size 147 for LOIs [2022-11-16 20:14:41,828 INFO L197 IcfgInterpreter]: Interpreting procedure usbnet_skb_return with input of size 111 for LOIs [2022-11-16 20:14:41,837 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_skb_alloc with input of size 171 for LOIs [2022-11-16 20:14:42,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:14:42,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:14:42,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2022-11-16 20:14:42,823 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 104 for LOIs [2022-11-16 20:14:42,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-16 20:14:42,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:14:42,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-16 20:14:43,363 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 125 for LOIs [2022-11-16 20:14:43,392 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 110 for LOIs [2022-11-16 20:14:43,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 20:14:43,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-16 20:14:43,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-16 20:14:43,659 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-16 20:14:43,660 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 1 case distinctions, treesize of input 348 treesize of output 351 [2022-11-16 20:14:43,716 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 20:14:43,716 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 1 case distinctions, treesize of input 342 treesize of output 345 [2022-11-16 20:14:43,771 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-16 20:14:43,771 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 1 case distinctions, treesize of input 338 treesize of output 341 [2022-11-16 20:14:44,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:14:44,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:14:44,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-16 20:14:44,557 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 20:15:33,242 WARN L233 SmtUtils]: Spent 46.82s on a formula simplification. DAG size of input: 692 DAG size of output: 612 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 20:15:54,153 WARN L233 SmtUtils]: Spent 14.55s on a formula simplification. DAG size of input: 614 DAG size of output: 510 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 20:16:12,587 WARN L233 SmtUtils]: Spent 15.31s on a formula simplification. DAG size of input: 624 DAG size of output: 547 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 20:16:33,541 WARN L233 SmtUtils]: Spent 5.18s on a formula simplification. DAG size of input: 360 DAG size of output: 255 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 20:18:18,758 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '58221#(and (= ~ldv_retval_3~0 0) (= |~#products~0.offset| 0) (<= 0 ~ldv_state_variable_2~0) (<= 0 ~cx82310_info_group0~0.offset) (= |~#products~0.base| 18) (= |~#set_impl~0.offset| 0) (= 19 |~#cx82310_driver~0.base|) (<= 0 ~cx82310_info_group1~0.offset) (= ~LDV_IN_INTERRUPT~0 1) (= ~__mod_usb__products_device_table~0.driver_info 0) (= ~__mod_usb__products_device_table~0.bcdDevice_lo 0) (= ~__mod_usb__products_device_table~0.bDeviceClass 0) (= ~LDV_SKBS~0.base 0) (<= ~cx82310_info_group2~0.offset 0) (= ~ldv_retval_1~0 0) (= ~__mod_usb__products_device_table~0.idVendor 0) (= ~__mod_usb__products_device_table~0.bDeviceSubClass 0) (= ~LDV_SKBS~0.offset 0) (= ~__mod_usb__products_device_table~0.bcdDevice_hi 0) (= |~#cx82310_info~0.offset| 0) (= ~usb_counter~0 0) (<= ~cx82310_info_group0~0.offset 0) (= ~ldv_retval_4~0 0) (<= 0 ~cx82310_info_group2~0.offset) (= ~__mod_usb__products_device_table~0.bDeviceProtocol 0) (= ~__mod_usb__products_device_table~0.bInterfaceProtocol 0) (= |~#cx82310_driver~0.offset| 0) (= |~#set_impl~0.base| 17) (= ~__mod_usb__products_device_table~0.match_flags 0) (= 0 ~__mod_usb__products_device_table~0.idProduct) (<= ~cx82310_driver_group1~0.offset 0) (= ~ldv_state_variable_1~0 0) (= 20 |~#cx82310_info~0.base|) (= ~ldv_state_variable_0~0 2) (= ~ldv_retval_5~0 0) (= ~ref_cnt~0 0) (= ~__mod_usb__products_device_table~0.bInterfaceClass 0) (= |#NULL.offset| 0) (<= ~cx82310_info_group1~0.offset 0) (= ~__mod_usb__products_device_table~0.bInterfaceNumber 0) (= ~ldv_retval_0~0 0) (<= ~ldv_state_variable_2~0 1) (<= 0 ~cx82310_driver_group1~0.offset) (<= 0 |#StackHeapBarrier|) (= (ite (= ~last_index~0 0) 1 0) 0) (= ~ldv_retval_2~0 0) (= ~__mod_usb__products_device_table~0.bInterfaceSubClass 0) (= |#NULL.base| 0))' at error location [2022-11-16 20:18:18,758 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-16 20:18:18,758 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 20:18:18,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 28] total 60 [2022-11-16 20:18:18,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491490318] [2022-11-16 20:18:18,759 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 20:18:18,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2022-11-16 20:18:18,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:18:18,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2022-11-16 20:18:18,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=956, Invalid=23818, Unknown=32, NotChecked=0, Total=24806 [2022-11-16 20:18:18,772 INFO L87 Difference]: Start difference. First operand 1713 states and 2370 transitions. Second operand has 60 states, 56 states have (on average 3.0357142857142856) internal successors, (170), 50 states have internal predecessors, (170), 23 states have call successors, (40), 10 states have call predecessors, (40), 18 states have return successors, (39), 26 states have call predecessors, (39), 22 states have call successors, (39) [2022-11-16 20:18:21,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:18:22,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:18:25,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:18:27,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:18:29,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:18:33,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:19:08,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:19:08,861 INFO L93 Difference]: Finished difference Result 4747 states and 6837 transitions. [2022-11-16 20:19:08,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-11-16 20:19:08,862 INFO L78 Accepts]: Start accepts. Automaton has has 60 states, 56 states have (on average 3.0357142857142856) internal successors, (170), 50 states have internal predecessors, (170), 23 states have call successors, (40), 10 states have call predecessors, (40), 18 states have return successors, (39), 26 states have call predecessors, (39), 22 states have call successors, (39) Word has length 156 [2022-11-16 20:19:08,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:19:08,882 INFO L225 Difference]: With dead ends: 4747 [2022-11-16 20:19:08,882 INFO L226 Difference]: Without dead ends: 3050 [2022-11-16 20:19:08,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 246 SyntacticMatches, 8 SemanticMatches, 211 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17399 ImplicationChecksByTransitivity, 266.2s TimeCoverageRelationStatistics Valid=1611, Invalid=43490, Unknown=55, NotChecked=0, Total=45156 [2022-11-16 20:19:08,900 INFO L413 NwaCegarLoop]: 388 mSDtfsCounter, 960 mSDsluCounter, 7595 mSDsCounter, 0 mSdLazyCounter, 9110 mSolverCounterSat, 432 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1002 SdHoareTripleChecker+Valid, 7983 SdHoareTripleChecker+Invalid, 11071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 432 IncrementalHoareTripleChecker+Valid, 9110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1529 IncrementalHoareTripleChecker+Unchecked, 28.1s IncrementalHoareTripleChecker+Time [2022-11-16 20:19:08,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1002 Valid, 7983 Invalid, 11071 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [432 Valid, 9110 Invalid, 0 Unknown, 1529 Unchecked, 28.1s Time] [2022-11-16 20:19:08,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3050 states. [2022-11-16 20:19:09,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3050 to 2441. [2022-11-16 20:19:09,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2441 states, 1791 states have (on average 1.355108877721943) internal successors, (2427), 1794 states have internal predecessors, (2427), 437 states have call successors, (437), 158 states have call predecessors, (437), 212 states have return successors, (603), 488 states have call predecessors, (603), 436 states have call successors, (603) [2022-11-16 20:19:09,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2441 states and 3467 transitions. [2022-11-16 20:19:09,187 INFO L78 Accepts]: Start accepts. Automaton has 2441 states and 3467 transitions. Word has length 156 [2022-11-16 20:19:09,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:19:09,188 INFO L495 AbstractCegarLoop]: Abstraction has 2441 states and 3467 transitions. [2022-11-16 20:19:09,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 56 states have (on average 3.0357142857142856) internal successors, (170), 50 states have internal predecessors, (170), 23 states have call successors, (40), 10 states have call predecessors, (40), 18 states have return successors, (39), 26 states have call predecessors, (39), 22 states have call successors, (39) [2022-11-16 20:19:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 3467 transitions. [2022-11-16 20:19:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-16 20:19:09,197 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:19:09,197 INFO L195 NwaCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:19:09,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 20:19:09,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-16 20:19:09,408 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:19:09,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:19:09,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1534277998, now seen corresponding path program 1 times [2022-11-16 20:19:09,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:19:09,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682516211] [2022-11-16 20:19:09,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:19:09,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:19:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:19:10,086 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-16 20:19:10,087 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:19:10,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682516211] [2022-11-16 20:19:10,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682516211] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:19:10,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:19:10,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:19:10,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468434620] [2022-11-16 20:19:10,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:19:10,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:19:10,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:19:10,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:19:10,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:19:10,090 INFO L87 Difference]: Start difference. First operand 2441 states and 3467 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 20:19:11,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:19:11,484 INFO L93 Difference]: Finished difference Result 4647 states and 6703 transitions. [2022-11-16 20:19:11,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:19:11,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 157 [2022-11-16 20:19:11,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:19:11,498 INFO L225 Difference]: With dead ends: 4647 [2022-11-16 20:19:11,498 INFO L226 Difference]: Without dead ends: 2467 [2022-11-16 20:19:11,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:19:11,507 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 2 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:19:11,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 577 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 20:19:11,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2467 states. [2022-11-16 20:19:11,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2467 to 2455. [2022-11-16 20:19:11,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2455 states, 1805 states have (on average 1.3556786703601107) internal successors, (2447), 1808 states have internal predecessors, (2447), 437 states have call successors, (437), 158 states have call predecessors, (437), 212 states have return successors, (603), 488 states have call predecessors, (603), 436 states have call successors, (603) [2022-11-16 20:19:11,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2455 states and 3487 transitions. [2022-11-16 20:19:11,780 INFO L78 Accepts]: Start accepts. Automaton has 2455 states and 3487 transitions. Word has length 157 [2022-11-16 20:19:11,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:19:11,781 INFO L495 AbstractCegarLoop]: Abstraction has 2455 states and 3487 transitions. [2022-11-16 20:19:11,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-16 20:19:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 3487 transitions. [2022-11-16 20:19:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-16 20:19:11,788 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:19:11,789 INFO L195 NwaCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:19:11,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-16 20:19:11,789 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:19:11,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:19:11,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1723684496, now seen corresponding path program 1 times [2022-11-16 20:19:11,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:19:11,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013135175] [2022-11-16 20:19:11,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:19:11,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:19:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:19:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 41 proven. 11 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-16 20:19:20,813 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:19:20,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013135175] [2022-11-16 20:19:20,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013135175] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:19:20,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885777949] [2022-11-16 20:19:20,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:19:20,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:19:20,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:19:20,815 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:19:20,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 20:19:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:19:21,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 1563 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 20:19:21,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:19:21,690 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-16 20:19:21,690 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:19:21,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885777949] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:19:21,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 20:19:21,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [41] total 43 [2022-11-16 20:19:21,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179130779] [2022-11-16 20:19:21,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:19:21,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:19:21,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:19:21,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:19:21,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1681, Unknown=0, NotChecked=0, Total=1806 [2022-11-16 20:19:21,693 INFO L87 Difference]: Start difference. First operand 2455 states and 3487 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-16 20:19:23,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:19:24,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:19:24,502 INFO L93 Difference]: Finished difference Result 4661 states and 6715 transitions. [2022-11-16 20:19:24,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:19:24,503 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 157 [2022-11-16 20:19:24,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:19:24,525 INFO L225 Difference]: With dead ends: 4661 [2022-11-16 20:19:24,525 INFO L226 Difference]: Without dead ends: 2467 [2022-11-16 20:19:24,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=129, Invalid=1763, Unknown=0, NotChecked=0, Total=1892 [2022-11-16 20:19:24,537 INFO L413 NwaCegarLoop]: 285 mSDtfsCounter, 3 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-16 20:19:24,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 847 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-16 20:19:24,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2467 states. [2022-11-16 20:19:24,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2467 to 2461. [2022-11-16 20:19:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2461 states, 1811 states have (on average 1.3522915516289342) internal successors, (2449), 1814 states have internal predecessors, (2449), 437 states have call successors, (437), 158 states have call predecessors, (437), 212 states have return successors, (603), 488 states have call predecessors, (603), 436 states have call successors, (603) [2022-11-16 20:19:24,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2461 states and 3489 transitions. [2022-11-16 20:19:24,877 INFO L78 Accepts]: Start accepts. Automaton has 2461 states and 3489 transitions. Word has length 157 [2022-11-16 20:19:24,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:19:24,877 INFO L495 AbstractCegarLoop]: Abstraction has 2461 states and 3489 transitions. [2022-11-16 20:19:24,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-16 20:19:24,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 3489 transitions. [2022-11-16 20:19:24,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-16 20:19:24,891 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:19:24,891 INFO L195 NwaCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:19:24,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 20:19:25,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-16 20:19:25,101 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:19:25,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:19:25,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1653562776, now seen corresponding path program 1 times [2022-11-16 20:19:25,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:19:25,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810325195] [2022-11-16 20:19:25,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:19:25,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:19:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:19:36,786 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-16 20:19:36,786 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:19:36,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810325195] [2022-11-16 20:19:36,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810325195] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:19:36,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598362487] [2022-11-16 20:19:36,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:19:36,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:19:36,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:19:36,789 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:19:36,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d946212c-0ef1-45be-a100-b1933e7923f3/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-16 20:19:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:19:37,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 1658 conjuncts, 121 conjunts are in the unsatisfiable core [2022-11-16 20:19:37,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:19:41,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:19:51,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:19:51,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:20:00,661 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-16 20:20:00,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-16 20:20:03,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:20:03,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2022-11-16 20:20:07,534 INFO L321 Elim1Store]: treesize reduction 33, result has 40.0 percent of original size [2022-11-16 20:20:07,537 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 2 case distinctions, treesize of input 24 treesize of output 36 [2022-11-16 20:20:07,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 5 [2022-11-16 20:20:07,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 5 [2022-11-16 20:20:08,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2022-11-16 20:20:08,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 9 treesize of output 3 [2022-11-16 20:20:08,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 9 treesize of output 3 [2022-11-16 20:20:10,516 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 23 treesize of output 22 [2022-11-16 20:20:10,543 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-16 20:20:10,543 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 1 case distinctions, treesize of input 25 treesize of output 31 [2022-11-16 20:20:10,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-16 20:20:10,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 7 [2022-11-16 20:20:10,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 7 [2022-11-16 20:20:17,620 INFO L321 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2022-11-16 20:20:17,620 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 1 case distinctions, treesize of input 28 treesize of output 37 [2022-11-16 20:20:18,029 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2022-11-16 20:20:18,390 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 38 proven. 19 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-16 20:20:18,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:20:19,759 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:19,795 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:19,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1073 treesize of output 1041 [2022-11-16 20:20:19,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1022 treesize of output 974 [2022-11-16 20:20:19,894 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 1110 treesize of output 1054 [2022-11-16 20:20:19,924 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 1054 treesize of output 1042 [2022-11-16 20:20:20,230 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 70 treesize of output 62 [2022-11-16 20:20:21,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598362487] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:20:21,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1540850239] [2022-11-16 20:20:21,236 INFO L159 IcfgInterpreter]: Started Sifa with 104 locations of interest [2022-11-16 20:20:21,236 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 20:20:21,237 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 20:20:21,237 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 20:20:21,238 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 20:20:21,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:21,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:21,800 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 19 [2022-11-16 20:20:22,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 89 [2022-11-16 20:20:22,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 78 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 107 [2022-11-16 20:20:22,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:22,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:23,691 INFO L321 Elim1Store]: treesize reduction 744, result has 25.4 percent of original size [2022-11-16 20:20:23,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 23 select indices, 23 select index equivalence classes, 214 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 60 case distinctions, treesize of input 129 treesize of output 341 [2022-11-16 20:20:23,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:23,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:23,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 20 select indices, 20 select index equivalence classes, 233 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 171 [2022-11-16 20:20:24,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,441 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 19 [2022-11-16 20:20:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,843 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 93 treesize of output 89 [2022-11-16 20:20:24,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:24,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 78 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 107 [2022-11-16 20:20:25,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:25,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:25,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 102 [2022-11-16 20:20:25,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-16 20:20:25,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-16 20:20:25,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-16 20:20:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:25,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:25,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 195 [2022-11-16 20:20:25,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-16 20:20:25,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-16 20:20:25,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:25,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:25,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 253 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 70 [2022-11-16 20:20:26,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:26,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:26,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 233 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 67 [2022-11-16 20:20:27,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:27,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:27,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 253 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 70 [2022-11-16 20:20:27,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:27,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:27,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 233 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 67 [2022-11-16 20:20:27,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:27,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:27,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:27,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:20:27,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 195 [2022-11-16 20:20:27,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2022-11-16 20:20:27,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2022-11-16 20:20:27,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:20:27,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:20:27,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-16 20:20:27,854 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 66 treesize of output 65 [2022-11-16 20:20:27,860 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 64 treesize of output 63 [2022-11-16 20:20:27,867 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 64 treesize of output 63 [2022-11-16 20:20:27,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-16 20:20:27,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:20:27,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-16 20:20:34,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:20:34,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-16 20:20:34,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2022-11-16 20:20:34,883 INFO L321 Elim1Store]: treesize reduction 95, result has 11.2 percent of original size [2022-11-16 20:20:34,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 34 [2022-11-16 20:20:34,931 INFO L321 Elim1Store]: treesize reduction 68, result has 36.4 percent of original size [2022-11-16 20:20:34,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 61 [2022-11-16 20:20:34,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2022-11-16 20:20:34,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:20:35,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:20:35,113 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 29 treesize of output 13 [2022-11-16 20:20:35,119 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 41 treesize of output 25 [2022-11-16 20:20:35,124 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 43 treesize of output 27 [2022-11-16 20:20:35,176 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-16 20:20:35,176 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 1 case distinctions, treesize of input 187 treesize of output 162 [2022-11-16 20:20:35,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 20:20:35,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 20:20:35,291 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-16 20:20:35,467 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-16 20:20:35,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:20:35,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:20:35,734 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-16 20:20:35,735 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 1 case distinctions, treesize of input 211 treesize of output 168 [2022-11-16 20:20:35,759 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-16 20:20:36,142 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-16 20:20:36,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:20:36,524 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-16 20:20:36,524 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 1 case distinctions, treesize of input 211 treesize of output 168 [2022-11-16 20:20:36,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:20:36,592 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-16 20:20:36,693 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-16 20:20:36,805 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-16 20:20:36,806 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 1 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 20:20:36,826 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-16 20:20:36,827 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 1 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 20:20:36,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 20:20:36,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:20:36,987 INFO L321 Elim1Store]: treesize reduction 67, result has 50.7 percent of original size [2022-11-16 20:20:36,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 130 [2022-11-16 20:20:37,101 INFO L321 Elim1Store]: treesize reduction 71, result has 47.8 percent of original size [2022-11-16 20:20:37,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 118 [2022-11-16 20:20:37,339 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-16 20:20:37,340 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 1 case distinctions, treesize of input 25 treesize of output 24 [2022-11-16 20:20:37,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:20:37,366 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-16 20:20:37,367 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 1 case distinctions, treesize of input 25 treesize of output 24 [2022-11-16 20:20:37,390 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:37,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:20:37,405 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:37,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:20:37,430 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:37,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:20:37,447 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:37,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:20:37,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:20:37,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:20:37,770 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:37,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:20:37,786 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:37,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:20:37,817 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:37,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:20:37,834 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:37,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2022-11-16 20:20:54,805 INFO L197 IcfgInterpreter]: Interpreting procedure cx82310_rx_fixup with input of size 126 for LOIs [2022-11-16 20:20:55,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:20:55,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:20:55,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:55,560 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:55,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:20:55,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:55,599 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:55,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:20:55,700 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:55,709 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:55,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:20:55,727 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:55,736 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:55,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:20:58,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:20:58,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:20:58,644 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:58,653 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:58,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:20:58,677 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:58,687 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:58,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:20:58,779 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:58,788 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:58,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:20:58,813 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 20:20:58,823 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 20:20:58,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2022-11-16 20:21:01,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:21:01,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-16 20:21:01,988 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_alloc_skb_12 with input of size 142 for LOIs [2022-11-16 20:21:02,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2022-11-16 20:21:02,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 125 [2022-11-16 20:21:03,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2022-11-16 20:21:03,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:21:03,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:21:03,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2022-11-16 20:21:03,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:21:03,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:21:03,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 34 [2022-11-16 20:21:03,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 132 [2022-11-16 20:21:03,509 INFO L197 IcfgInterpreter]: Interpreting procedure skb_pull with input of size 203 for LOIs [2022-11-16 20:21:05,626 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 101 for LOIs [2022-11-16 20:21:05,636 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 102 for LOIs [2022-11-16 20:21:05,674 INFO L197 IcfgInterpreter]: Interpreting procedure skb_put with input of size 119 for LOIs [2022-11-16 20:21:05,687 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memcpy with input of size 147 for LOIs [2022-11-16 20:21:08,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:21:08,243 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-16 20:21:08,243 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 1 case distinctions, treesize of input 211 treesize of output 168 [2022-11-16 20:21:08,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:21:08,365 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-16 20:21:08,633 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-16 20:21:08,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-16 20:21:08,972 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-16 20:21:08,973 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 1 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 20:21:09,006 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-16 20:21:09,007 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 1 case distinctions, treesize of input 19 treesize of output 18 [2022-11-16 20:21:09,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:21:09,277 INFO L321 Elim1Store]: treesize reduction 71, result has 47.8 percent of original size [2022-11-16 20:21:09,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 291 treesize of output 336 [2022-11-16 20:21:09,407 INFO L321 Elim1Store]: treesize reduction 75, result has 44.9 percent of original size [2022-11-16 20:21:09,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 283 treesize of output 324 [2022-11-16 20:21:11,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-16 20:21:11,096 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-16 20:21:11,097 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 1 case distinctions, treesize of input 25 treesize of output 24 [2022-11-16 20:21:11,138 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-16 20:21:11,139 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 1 case distinctions, treesize of input 25 treesize of output 24 [2022-11-16 20:21:11,160 INFO L197 IcfgInterpreter]: Interpreting procedure usbnet_skb_return with input of size 111 for LOIs [2022-11-16 20:21:11,169 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_skb_alloc with input of size 171 for LOIs [2022-11-16 20:21:11,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11