./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9 --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 aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 --- 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-6b4ec56 [2022-11-20 21:08:55,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:08:55,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:08:55,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:08:55,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:08:55,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:08:55,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:08:55,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:08:55,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:08:55,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:08:55,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:08:55,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:08:55,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:08:55,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:08:55,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:08:55,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:08:55,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:08:55,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:08:55,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:08:55,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:08:55,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:08:55,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:08:55,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:08:55,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:08:55,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:08:55,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:08:55,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:08:55,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:08:55,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:08:55,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:08:55,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:08:55,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:08:55,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:08:55,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:08:55,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:08:55,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:08:55,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:08:55,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:08:55,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:08:55,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:08:55,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:08:55,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-20 21:08:55,801 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:08:55,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:08:55,801 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:08:55,801 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:08:55,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:08:55,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:08:55,805 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:08:55,806 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:08:55,806 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:08:55,806 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 21:08:55,807 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:08:55,807 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:08:55,808 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 21:08:55,808 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 21:08:55,808 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:08:55,808 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 21:08:55,808 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 21:08:55,809 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 21:08:55,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:08:55,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 21:08:55,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:08:55,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 21:08:55,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:08:55,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 21:08:55,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 21:08:55,811 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:08:55,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 21:08:55,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:08:55,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:08:55,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:08:55,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:08:55,813 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 21:08:55,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:08:55,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 21:08:55,814 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 21:08:55,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 21:08:55,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 21:08:55,814 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:08:55,814 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_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 [2022-11-20 21:08:56,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:08:56,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:08:56,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:08:56,113 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:08:56,114 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:08:56,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-20 21:08:59,346 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:08:59,918 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:08:59,919 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-20 21:08:59,941 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/data/c50a69626/f9797d685ad640d083a50031ace1f01d/FLAG3bf299862 [2022-11-20 21:08:59,962 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/data/c50a69626/f9797d685ad640d083a50031ace1f01d [2022-11-20 21:08:59,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:08:59,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:08:59,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:08:59,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:08:59,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:08:59,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:08:59" (1/1) ... [2022-11-20 21:08:59,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@749a609f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:08:59, skipping insertion in model container [2022-11-20 21:08:59,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:08:59" (1/1) ... [2022-11-20 21:08:59,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:09:00,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:09:01,090 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2022-11-20 21:09:01,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:09:01,156 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 21:09:01,340 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2022-11-20 21:09:01,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:09:01,389 INFO L208 MainTranslator]: Completed translation [2022-11-20 21:09:01,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01 WrapperNode [2022-11-20 21:09:01,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:09:01,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 21:09:01,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 21:09:01,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 21:09:01,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,597 INFO L138 Inliner]: procedures = 150, calls = 824, calls flagged for inlining = 62, calls inlined = 44, statements flattened = 1713 [2022-11-20 21:09:01,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 21:09:01,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 21:09:01,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 21:09:01,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 21:09:01,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,697 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 21:09:01,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 21:09:01,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 21:09:01,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 21:09:01,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (1/1) ... [2022-11-20 21:09:01,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:09:01,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:09:01,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 21:09:01,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 21:09:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-20 21:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-20 21:09:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 21:09:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2022-11-20 21:09:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2022-11-20 21:09:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 21:09:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 21:09:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 21:09:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 21:09:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 21:09:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 21:09:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 21:09:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2022-11-20 21:09:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2022-11-20 21:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-20 21:09:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-20 21:09:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 21:09:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 21:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-20 21:09:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-20 21:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-20 21:09:01,836 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-20 21:09:01,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 21:09:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 21:09:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 21:09:01,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-20 21:09:01,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-20 21:09:01,839 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 21:09:01,840 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 21:09:01,840 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2022-11-20 21:09:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2022-11-20 21:09:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 21:09:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-20 21:09:01,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-20 21:09:01,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2022-11-20 21:09:01,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2022-11-20 21:09:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 21:09:01,842 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2022-11-20 21:09:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2022-11-20 21:09:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2022-11-20 21:09:01,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2022-11-20 21:09:01,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 21:09:01,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 21:09:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 21:09:01,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 21:09:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-20 21:09:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 21:09:01,845 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2022-11-20 21:09:01,845 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2022-11-20 21:09:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 21:09:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 21:09:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-11-20 21:09:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2022-11-20 21:09:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2022-11-20 21:09:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2022-11-20 21:09:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2022-11-20 21:09:01,849 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2022-11-20 21:09:01,849 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-20 21:09:01,850 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-20 21:09:01,850 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2022-11-20 21:09:01,850 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2022-11-20 21:09:01,851 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-20 21:09:01,851 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-20 21:09:01,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 21:09:01,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 21:09:01,851 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2022-11-20 21:09:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2022-11-20 21:09:01,852 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2022-11-20 21:09:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2022-11-20 21:09:01,852 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-20 21:09:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-20 21:09:01,852 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-20 21:09:01,853 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-20 21:09:01,853 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-20 21:09:01,853 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-20 21:09:01,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 21:09:01,854 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2022-11-20 21:09:01,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2022-11-20 21:09:01,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-20 21:09:01,855 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-11-20 21:09:01,855 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-11-20 21:09:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 21:09:01,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 21:09:01,857 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2022-11-20 21:09:01,857 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2022-11-20 21:09:01,857 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2022-11-20 21:09:01,858 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2022-11-20 21:09:01,858 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-20 21:09:01,858 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-20 21:09:02,668 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 21:09:02,670 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 21:09:02,821 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 21:09:05,627 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 21:09:06,055 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 21:09:06,056 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 21:09:06,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:09:06 BoogieIcfgContainer [2022-11-20 21:09:06,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 21:09:06,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 21:09:06,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 21:09:06,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 21:09:06,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:08:59" (1/3) ... [2022-11-20 21:09:06,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e60e8fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:09:06, skipping insertion in model container [2022-11-20 21:09:06,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:09:01" (2/3) ... [2022-11-20 21:09:06,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e60e8fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:09:06, skipping insertion in model container [2022-11-20 21:09:06,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:09:06" (3/3) ... [2022-11-20 21:09:06,068 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-20 21:09:06,087 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 21:09:06,087 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 21:09:06,145 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 21:09:06,152 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;@e1789c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 21:09:06,152 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 21:09:06,158 INFO L276 IsEmpty]: Start isEmpty. Operand has 375 states, 236 states have (on average 1.3177966101694916) internal successors, (311), 245 states have internal predecessors, (311), 102 states have call successors, (102), 36 states have call predecessors, (102), 35 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2022-11-20 21:09:06,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-20 21:09:06,182 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:09:06,183 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:09:06,184 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:09:06,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:09:06,189 INFO L85 PathProgramCache]: Analyzing trace with hash 936411505, now seen corresponding path program 1 times [2022-11-20 21:09:06,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:09:06,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053122758] [2022-11-20 21:09:06,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:09:06,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:09:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:09:07,259 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2022-11-20 21:09:07,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:09:07,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053122758] [2022-11-20 21:09:07,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053122758] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:09:07,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:09:07,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 21:09:07,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391465064] [2022-11-20 21:09:07,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:09:07,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:09:07,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:09:07,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:09:07,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:09:07,314 INFO L87 Difference]: Start difference. First operand has 375 states, 236 states have (on average 1.3177966101694916) internal successors, (311), 245 states have internal predecessors, (311), 102 states have call successors, (102), 36 states have call predecessors, (102), 35 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-20 21:09:07,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:09:07,994 INFO L93 Difference]: Finished difference Result 838 states and 1129 transitions. [2022-11-20 21:09:07,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:09:07,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 222 [2022-11-20 21:09:07,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:09:08,010 INFO L225 Difference]: With dead ends: 838 [2022-11-20 21:09:08,010 INFO L226 Difference]: Without dead ends: 420 [2022-11-20 21:09:08,020 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 [2022-11-20 21:09:08,024 INFO L413 NwaCegarLoop]: 467 mSDtfsCounter, 185 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 21:09:08,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 857 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-20 21:09:08,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2022-11-20 21:09:08,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 413. [2022-11-20 21:09:08,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 270 states have (on average 1.2962962962962963) internal successors, (350), 272 states have internal predecessors, (350), 101 states have call successors, (101), 41 states have call predecessors, (101), 41 states have return successors, (101), 101 states have call predecessors, (101), 101 states have call successors, (101) [2022-11-20 21:09:08,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 552 transitions. [2022-11-20 21:09:08,142 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 552 transitions. Word has length 222 [2022-11-20 21:09:08,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:09:08,144 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 552 transitions. [2022-11-20 21:09:08,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-20 21:09:08,145 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 552 transitions. [2022-11-20 21:09:08,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-11-20 21:09:08,159 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:09:08,160 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:09:08,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 21:09:08,160 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:09:08,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:09:08,161 INFO L85 PathProgramCache]: Analyzing trace with hash -639549739, now seen corresponding path program 1 times [2022-11-20 21:09:08,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:09:08,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890283062] [2022-11-20 21:09:08,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:09:08,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:09:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:09:08,832 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2022-11-20 21:09:08,833 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:09:08,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890283062] [2022-11-20 21:09:08,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890283062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:09:08,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:09:08,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 21:09:08,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500539564] [2022-11-20 21:09:08,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:09:08,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:09:08,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:09:08,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:09:08,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:09:08,842 INFO L87 Difference]: Start difference. First operand 413 states and 552 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-20 21:09:09,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:09:09,384 INFO L93 Difference]: Finished difference Result 793 states and 1061 transitions. [2022-11-20 21:09:09,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:09:09,385 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 234 [2022-11-20 21:09:09,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:09:09,389 INFO L225 Difference]: With dead ends: 793 [2022-11-20 21:09:09,389 INFO L226 Difference]: Without dead ends: 414 [2022-11-20 21:09:09,391 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 [2022-11-20 21:09:09,392 INFO L413 NwaCegarLoop]: 419 mSDtfsCounter, 0 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-20 21:09:09,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 836 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-20 21:09:09,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2022-11-20 21:09:09,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 414. [2022-11-20 21:09:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 271 states have (on average 1.2952029520295203) internal successors, (351), 273 states have internal predecessors, (351), 101 states have call successors, (101), 41 states have call predecessors, (101), 41 states have return successors, (101), 101 states have call predecessors, (101), 101 states have call successors, (101) [2022-11-20 21:09:09,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 553 transitions. [2022-11-20 21:09:09,414 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 553 transitions. Word has length 234 [2022-11-20 21:09:09,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:09:09,415 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 553 transitions. [2022-11-20 21:09:09,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-20 21:09:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 553 transitions. [2022-11-20 21:09:09,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-11-20 21:09:09,420 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:09:09,420 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:09:09,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 21:09:09,421 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:09:09,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:09:09,421 INFO L85 PathProgramCache]: Analyzing trace with hash -621251251, now seen corresponding path program 1 times [2022-11-20 21:09:09,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:09:09,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742901242] [2022-11-20 21:09:09,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:09:09,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:09:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:09:10,950 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-11-20 21:09:10,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:09:10,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742901242] [2022-11-20 21:09:10,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742901242] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:09:10,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:09:10,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 21:09:10,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37901589] [2022-11-20 21:09:10,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:09:10,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 21:09:10,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:09:10,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 21:09:10,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:09:10,961 INFO L87 Difference]: Start difference. First operand 414 states and 553 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 21:09:13,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:09:13,108 INFO L93 Difference]: Finished difference Result 1172 states and 1580 transitions. [2022-11-20 21:09:13,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 21:09:13,109 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 235 [2022-11-20 21:09:13,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:09:13,118 INFO L225 Difference]: With dead ends: 1172 [2022-11-20 21:09:13,118 INFO L226 Difference]: Without dead ends: 1170 [2022-11-20 21:09:13,119 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:09:13,120 INFO L413 NwaCegarLoop]: 606 mSDtfsCounter, 1095 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 753 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 1519 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:09:13,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1095 Valid, 1519 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 753 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-20 21:09:13,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2022-11-20 21:09:13,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 1170. [2022-11-20 21:09:13,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1170 states, 774 states have (on average 1.3049095607235142) internal successors, (1010), 780 states have internal predecessors, (1010), 277 states have call successors, (277), 118 states have call predecessors, (277), 118 states have return successors, (291), 277 states have call predecessors, (291), 277 states have call successors, (291) [2022-11-20 21:09:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1170 states and 1578 transitions. [2022-11-20 21:09:13,216 INFO L78 Accepts]: Start accepts. Automaton has 1170 states and 1578 transitions. Word has length 235 [2022-11-20 21:09:13,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:09:13,220 INFO L495 AbstractCegarLoop]: Abstraction has 1170 states and 1578 transitions. [2022-11-20 21:09:13,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 21:09:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1578 transitions. [2022-11-20 21:09:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-11-20 21:09:13,226 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:09:13,226 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:09:13,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 21:09:13,227 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:09:13,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:09:13,238 INFO L85 PathProgramCache]: Analyzing trace with hash -180072496, now seen corresponding path program 1 times [2022-11-20 21:09:13,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:09:13,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078502363] [2022-11-20 21:09:13,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:09:13,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:09:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:09:13,835 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2022-11-20 21:09:13,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:09:13,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078502363] [2022-11-20 21:09:13,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078502363] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:09:13,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:09:13,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 21:09:13,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157435991] [2022-11-20 21:09:13,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:09:13,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 21:09:13,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:09:13,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 21:09:13,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:09:13,839 INFO L87 Difference]: Start difference. First operand 1170 states and 1578 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-20 21:09:14,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:09:14,875 INFO L93 Difference]: Finished difference Result 2781 states and 3866 transitions. [2022-11-20 21:09:14,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 21:09:14,876 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 250 [2022-11-20 21:09:14,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:09:14,888 INFO L225 Difference]: With dead ends: 2781 [2022-11-20 21:09:14,888 INFO L226 Difference]: Without dead ends: 1647 [2022-11-20 21:09:14,891 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 [2022-11-20 21:09:14,894 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 139 mSDsluCounter, 1538 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-20 21:09:14,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 2093 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-20 21:09:14,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2022-11-20 21:09:14,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1182. [2022-11-20 21:09:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1182 states, 783 states have (on average 1.301404853128991) internal successors, (1019), 789 states have internal predecessors, (1019), 277 states have call successors, (277), 118 states have call predecessors, (277), 121 states have return successors, (297), 280 states have call predecessors, (297), 277 states have call successors, (297) [2022-11-20 21:09:14,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1182 states and 1593 transitions. [2022-11-20 21:09:14,992 INFO L78 Accepts]: Start accepts. Automaton has 1182 states and 1593 transitions. Word has length 250 [2022-11-20 21:09:14,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:09:14,993 INFO L495 AbstractCegarLoop]: Abstraction has 1182 states and 1593 transitions. [2022-11-20 21:09:14,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-20 21:09:14,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1593 transitions. [2022-11-20 21:09:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-20 21:09:14,998 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:09:14,998 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:09:14,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 21:09:14,999 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:09:14,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:09:15,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1973357026, now seen corresponding path program 1 times [2022-11-20 21:09:15,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:09:15,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101820983] [2022-11-20 21:09:15,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:09:15,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:09:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:09:16,454 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2022-11-20 21:09:16,454 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:09:16,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101820983] [2022-11-20 21:09:16,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101820983] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:09:16,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693125488] [2022-11-20 21:09:16,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:09:16,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:09:16,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:09:16,462 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:09:16,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 21:09:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:09:17,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 3211 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 21:09:17,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:09:18,833 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2022-11-20 21:09:18,833 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:09:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2022-11-20 21:09:19,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693125488] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:09:19,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [67032520] [2022-11-20 21:09:19,430 INFO L159 IcfgInterpreter]: Started Sifa with 158 locations of interest [2022-11-20 21:09:19,431 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:09:19,435 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:09:19,441 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:09:19,442 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:09:21,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:21,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:21,877 INFO L217 Elim1Store]: Index analysis took 168 ms [2022-11-20 21:09:26,777 INFO L321 Elim1Store]: treesize reduction 1390, result has 32.2 percent of original size [2022-11-20 21:09:26,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 59 select indices, 59 select index equivalence classes, 1715 disjoint index pairs (out of 1711 index pairs), introduced 59 new quantified variables, introduced 59 case distinctions, treesize of input 305 treesize of output 847 [2022-11-20 21:09:27,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:28,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:28,141 INFO L217 Elim1Store]: Index analysis took 260 ms [2022-11-20 21:09:36,318 WARN L233 SmtUtils]: Spent 8.15s on a formula simplification. DAG size of input: 943 DAG size of output: 471 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-20 21:09:36,323 INFO L321 Elim1Store]: treesize reduction 2226, result has 25.5 percent of original size [2022-11-20 21:09:36,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 62 select indices, 62 select index equivalence classes, 1774 disjoint index pairs (out of 1891 index pairs), introduced 62 new quantified variables, introduced 177 case distinctions, treesize of input 324 treesize of output 965 [2022-11-20 21:09:41,111 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 [2022-11-20 21:09:41,118 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 8 treesize of output 7 [2022-11-20 21:09:41,131 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 7 treesize of output 6 [2022-11-20 21:09:42,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:42,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:42,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 61 select indices, 61 select index equivalence classes, 1832 disjoint index pairs (out of 1830 index pairs), introduced 61 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 184 [2022-11-20 21:09:43,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:43,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:43,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:43,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:43,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:43,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:43,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 126 select indices, 126 select index equivalence classes, 512 disjoint index pairs (out of 7875 index pairs), introduced 126 new quantified variables, introduced 0 case distinctions, treesize of input 993 treesize of output 379 [2022-11-20 21:09:43,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:43,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:43,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 62 select indices, 62 select index equivalence classes, 1891 disjoint index pairs (out of 1891 index pairs), introduced 62 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 187 [2022-11-20 21:09:48,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 61 select indices, 61 select index equivalence classes, 1832 disjoint index pairs (out of 1830 index pairs), introduced 61 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 184 [2022-11-20 21:09:48,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 126 select indices, 126 select index equivalence classes, 512 disjoint index pairs (out of 7875 index pairs), introduced 126 new quantified variables, introduced 0 case distinctions, treesize of input 993 treesize of output 379 [2022-11-20 21:09:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:09:48,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 62 select indices, 62 select index equivalence classes, 1891 disjoint index pairs (out of 1891 index pairs), introduced 62 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 187 [2022-11-20 21:09:51,709 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 [2022-11-20 21:09:51,761 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 [2022-11-20 21:09:51,994 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 [2022-11-20 21:09:53,347 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 [2022-11-20 21:09:53,450 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 [2022-11-20 21:09:53,559 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 [2022-11-20 21:09:56,223 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 [2022-11-20 21:09:56,349 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 [2022-11-20 21:09:56,648 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 [2022-11-20 21:09:58,102 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 [2022-11-20 21:09:58,199 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 [2022-11-20 21:09:58,279 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 [2022-11-20 21:10:00,995 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 [2022-11-20 21:10:01,097 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 [2022-11-20 21:10:01,223 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 [2022-11-20 21:10:02,564 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 [2022-11-20 21:10:02,700 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 [2022-11-20 21:10:02,910 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 [2022-11-20 21:10:05,550 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 [2022-11-20 21:10:05,638 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 [2022-11-20 21:10:05,835 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 [2022-11-20 21:10:07,229 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 [2022-11-20 21:10:07,554 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 [2022-11-20 21:10:07,655 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 [2022-11-20 21:10:10,723 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 [2022-11-20 21:10:10,890 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 [2022-11-20 21:10:10,964 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 [2022-11-20 21:10:12,964 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 [2022-11-20 21:10:13,016 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 [2022-11-20 21:10:13,220 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 [2022-11-20 21:10:16,368 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 [2022-11-20 21:10:16,432 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 [2022-11-20 21:10:16,672 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 [2022-11-20 21:10:18,148 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 [2022-11-20 21:10:18,274 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 [2022-11-20 21:10:18,497 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 [2022-11-20 21:10:21,970 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 [2022-11-20 21:10:22,185 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 [2022-11-20 21:10:22,348 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 [2022-11-20 21:10:24,051 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 [2022-11-20 21:10:24,293 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 [2022-11-20 21:10:24,378 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 [2022-11-20 21:10:27,704 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 [2022-11-20 21:10:27,889 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 [2022-11-20 21:10:27,972 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 [2022-11-20 21:10:30,136 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 [2022-11-20 21:10:30,197 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 [2022-11-20 21:10:30,434 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 [2022-11-20 21:12:52,737 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 929 for LOIs [2022-11-20 21:12:54,418 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 1614 for LOIs [2022-11-20 21:12:57,664 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 [2022-11-20 21:13:00,490 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 8 treesize of output 7 [2022-11-20 21:13:04,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:04,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,159 INFO L217 Elim1Store]: Index analysis took 256 ms [2022-11-20 21:13:05,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:05,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 61 select indices, 61 select index equivalence classes, 1895 disjoint index pairs (out of 1830 index pairs), introduced 61 new quantified variables, introduced 0 case distinctions, treesize of input 314 treesize of output 1 [2022-11-20 21:13:12,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:12,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,047 INFO L217 Elim1Store]: Index analysis took 184 ms [2022-11-20 21:13:13,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:13,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 61 select indices, 61 select index equivalence classes, 1895 disjoint index pairs (out of 1830 index pairs), introduced 61 new quantified variables, introduced 0 case distinctions, treesize of input 314 treesize of output 1 [2022-11-20 21:13:21,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,605 INFO L217 Elim1Store]: Index analysis took 119 ms [2022-11-20 21:13:21,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:13:21,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 61 select indices, 61 select index equivalence classes, 1895 disjoint index pairs (out of 1830 index pairs), introduced 61 new quantified variables, introduced 0 case distinctions, treesize of input 314 treesize of output 1 [2022-11-20 21:13:21,795 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 107 for LOIs [2022-11-20 21:13:21,809 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 91 for LOIs [2022-11-20 21:13:21,831 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:13:55,736 WARN L233 SmtUtils]: Spent 33.69s on a formula simplification. DAG size of input: 1531 DAG size of output: 1319 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:14:15,689 WARN L233 SmtUtils]: Spent 14.76s on a formula simplification. DAG size of input: 948 DAG size of output: 940 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:14:30,908 WARN L233 SmtUtils]: Spent 14.82s on a formula simplification. DAG size of input: 952 DAG size of output: 944 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:14:46,586 WARN L233 SmtUtils]: Spent 15.22s on a formula simplification. DAG size of input: 968 DAG size of output: 956 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:15:02,258 WARN L233 SmtUtils]: Spent 15.17s on a formula simplification. DAG size of input: 971 DAG size of output: 959 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:15:18,570 WARN L233 SmtUtils]: Spent 15.79s on a formula simplification. DAG size of input: 984 DAG size of output: 968 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:15:35,075 WARN L233 SmtUtils]: Spent 15.90s on a formula simplification. DAG size of input: 988 DAG size of output: 972 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:15:52,149 WARN L233 SmtUtils]: Spent 16.43s on a formula simplification. DAG size of input: 1003 DAG size of output: 983 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:16:09,261 WARN L233 SmtUtils]: Spent 16.43s on a formula simplification. DAG size of input: 1007 DAG size of output: 987 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:16:26,800 WARN L233 SmtUtils]: Spent 16.76s on a formula simplification. DAG size of input: 1023 DAG size of output: 999 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:16:44,515 WARN L233 SmtUtils]: Spent 16.97s on a formula simplification. DAG size of input: 1026 DAG size of output: 1002 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:17:02,842 WARN L233 SmtUtils]: Spent 17.53s on a formula simplification. DAG size of input: 1041 DAG size of output: 1014 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:17:21,596 WARN L233 SmtUtils]: Spent 17.92s on a formula simplification. DAG size of input: 1045 DAG size of output: 1018 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:17:40,852 WARN L233 SmtUtils]: Spent 18.34s on a formula simplification. DAG size of input: 1060 DAG size of output: 1029 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:18:00,152 WARN L233 SmtUtils]: Spent 18.37s on a formula simplification. DAG size of input: 1063 DAG size of output: 1032 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:18:20,270 WARN L233 SmtUtils]: Spent 19.21s on a formula simplification. DAG size of input: 1077 DAG size of output: 1042 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:18:40,663 WARN L233 SmtUtils]: Spent 19.36s on a formula simplification. DAG size of input: 1080 DAG size of output: 1045 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:19:13,539 WARN L233 SmtUtils]: Spent 31.60s on a formula simplification. DAG size of input: 1193 DAG size of output: 1063 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:19:47,713 WARN L233 SmtUtils]: Spent 33.48s on a formula simplification. DAG size of input: 1197 DAG size of output: 1097 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:19:59,003 WARN L233 SmtUtils]: Spent 10.66s on a formula simplification. DAG size of input: 929 DAG size of output: 830 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:20:10,804 WARN L233 SmtUtils]: Spent 11.15s on a formula simplification. DAG size of input: 947 DAG size of output: 848 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:20:10,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [67032520] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:20:10,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:20:10,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [8, 8, 7] total 49 [2022-11-20 21:20:10,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822518735] [2022-11-20 21:20:10,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:20:10,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-11-20 21:20:10,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:20:10,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-11-20 21:20:10,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=340, Invalid=2012, Unknown=0, NotChecked=0, Total=2352 [2022-11-20 21:20:10,853 INFO L87 Difference]: Start difference. First operand 1182 states and 1593 transitions. Second operand has 33 states, 18 states have (on average 5.666666666666667) internal successors, (102), 17 states have internal predecessors, (102), 13 states have call successors, (36), 5 states have call predecessors, (36), 4 states have return successors, (35), 12 states have call predecessors, (35), 13 states have call successors, (35) [2022-11-20 21:21:22,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:21:22,014 INFO L93 Difference]: Finished difference Result 2336 states and 3151 transitions. [2022-11-20 21:21:22,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-20 21:21:22,016 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 18 states have (on average 5.666666666666667) internal successors, (102), 17 states have internal predecessors, (102), 13 states have call successors, (36), 5 states have call predecessors, (36), 4 states have return successors, (35), 12 states have call predecessors, (35), 13 states have call successors, (35) Word has length 264 [2022-11-20 21:21:22,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:21:22,022 INFO L225 Difference]: With dead ends: 2336 [2022-11-20 21:21:22,022 INFO L226 Difference]: Without dead ends: 1184 [2022-11-20 21:21:22,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 801 GetRequests, 747 SyntacticMatches, 6 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1095 ImplicationChecksByTransitivity, 410.1s TimeCoverageRelationStatistics Valid=351, Invalid=2099, Unknown=0, NotChecked=0, Total=2450 [2022-11-20 21:21:22,026 INFO L413 NwaCegarLoop]: 396 mSDtfsCounter, 5 mSDsluCounter, 7558 mSDsCounter, 0 mSdLazyCounter, 4543 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 7954 SdHoareTripleChecker+Invalid, 5153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 609 IncrementalHoareTripleChecker+Unchecked, 69.8s IncrementalHoareTripleChecker+Time [2022-11-20 21:21:22,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 7954 Invalid, 5153 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4543 Invalid, 0 Unknown, 609 Unchecked, 69.8s Time] [2022-11-20 21:21:22,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1184 states. [2022-11-20 21:21:22,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1184 to 1184. [2022-11-20 21:21:22,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1184 states, 785 states have (on average 1.3006369426751592) internal successors, (1021), 790 states have internal predecessors, (1021), 277 states have call successors, (277), 119 states have call predecessors, (277), 121 states have return successors, (297), 280 states have call predecessors, (297), 277 states have call successors, (297) [2022-11-20 21:21:22,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1595 transitions. [2022-11-20 21:21:22,187 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1595 transitions. Word has length 264 [2022-11-20 21:21:22,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:21:22,187 INFO L495 AbstractCegarLoop]: Abstraction has 1184 states and 1595 transitions. [2022-11-20 21:21:22,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 18 states have (on average 5.666666666666667) internal successors, (102), 17 states have internal predecessors, (102), 13 states have call successors, (36), 5 states have call predecessors, (36), 4 states have return successors, (35), 12 states have call predecessors, (35), 13 states have call successors, (35) [2022-11-20 21:21:22,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1595 transitions. [2022-11-20 21:21:22,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-20 21:21:22,193 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:21:22,193 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:21:22,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-20 21:21:22,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:21:22,409 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:21:22,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:21:22,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1834168160, now seen corresponding path program 1 times [2022-11-20 21:21:22,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:21:22,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991269413] [2022-11-20 21:21:22,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:21:22,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:21:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:21:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-20 21:21:22,845 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:21:22,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991269413] [2022-11-20 21:21:22,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991269413] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:21:22,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:21:22,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 21:21:22,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140261177] [2022-11-20 21:21:22,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:21:22,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:21:22,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:21:22,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:21:22,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:21:22,848 INFO L87 Difference]: Start difference. First operand 1184 states and 1595 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-20 21:21:23,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:21:23,438 INFO L93 Difference]: Finished difference Result 2333 states and 3148 transitions. [2022-11-20 21:21:23,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:21:23,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 260 [2022-11-20 21:21:23,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:21:23,445 INFO L225 Difference]: With dead ends: 2333 [2022-11-20 21:21:23,445 INFO L226 Difference]: Without dead ends: 1187 [2022-11-20 21:21:23,449 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 [2022-11-20 21:21:23,450 INFO L413 NwaCegarLoop]: 419 mSDtfsCounter, 0 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 835 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 21:21:23,450 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 835 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 21:21:23,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1187 states. [2022-11-20 21:21:23,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1187 to 1187. [2022-11-20 21:21:23,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1187 states, 788 states have (on average 1.299492385786802) internal successors, (1024), 793 states have internal predecessors, (1024), 277 states have call successors, (277), 119 states have call predecessors, (277), 121 states have return successors, (297), 280 states have call predecessors, (297), 277 states have call successors, (297) [2022-11-20 21:21:23,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1187 states and 1598 transitions. [2022-11-20 21:21:23,607 INFO L78 Accepts]: Start accepts. Automaton has 1187 states and 1598 transitions. Word has length 260 [2022-11-20 21:21:23,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:21:23,608 INFO L495 AbstractCegarLoop]: Abstraction has 1187 states and 1598 transitions. [2022-11-20 21:21:23,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-20 21:21:23,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1598 transitions. [2022-11-20 21:21:23,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-20 21:21:23,613 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:21:23,614 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:21:23,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-20 21:21:23,614 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 21:21:23,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:21:23,615 INFO L85 PathProgramCache]: Analyzing trace with hash 855825502, now seen corresponding path program 1 times [2022-11-20 21:21:23,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:21:23,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129836005] [2022-11-20 21:21:23,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:21:23,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:21:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:21:24,135 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-20 21:21:24,136 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:21:24,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129836005] [2022-11-20 21:21:24,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129836005] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:21:24,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643711687] [2022-11-20 21:21:24,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:21:24,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:21:24,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:21:24,138 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:21:24,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3020b14e-ce3b-40ea-9a07-c9507450e7eb/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 21:21:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:21:25,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 3292 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 21:21:25,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:21:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2022-11-20 21:21:25,194 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:21:25,410 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-20 21:21:25,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643711687] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:21:25,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1440973218] [2022-11-20 21:21:25,421 INFO L159 IcfgInterpreter]: Started Sifa with 157 locations of interest [2022-11-20 21:21:25,422 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:21:25,423 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:21:25,423 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:21:25,423 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:21:26,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:26,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:26,768 INFO L217 Elim1Store]: Index analysis took 124 ms [2022-11-20 21:21:31,248 INFO L321 Elim1Store]: treesize reduction 1390, result has 32.2 percent of original size [2022-11-20 21:21:31,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 59 select indices, 59 select index equivalence classes, 1715 disjoint index pairs (out of 1711 index pairs), introduced 59 new quantified variables, introduced 59 case distinctions, treesize of input 305 treesize of output 847 [2022-11-20 21:21:32,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:32,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:32,159 INFO L217 Elim1Store]: Index analysis took 239 ms [2022-11-20 21:21:40,137 WARN L233 SmtUtils]: Spent 7.93s on a formula simplification. DAG size of input: 943 DAG size of output: 471 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-20 21:21:40,140 INFO L321 Elim1Store]: treesize reduction 2226, result has 25.5 percent of original size [2022-11-20 21:21:40,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 62 select indices, 62 select index equivalence classes, 1774 disjoint index pairs (out of 1891 index pairs), introduced 62 new quantified variables, introduced 177 case distinctions, treesize of input 324 treesize of output 965 [2022-11-20 21:21:43,670 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 [2022-11-20 21:21:43,674 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 8 treesize of output 7 [2022-11-20 21:21:43,681 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 [2022-11-20 21:21:45,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:45,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:45,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:45,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:45,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:45,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:45,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 126 select indices, 126 select index equivalence classes, 512 disjoint index pairs (out of 7875 index pairs), introduced 126 new quantified variables, introduced 0 case distinctions, treesize of input 993 treesize of output 379 [2022-11-20 21:21:45,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:45,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:45,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 62 select indices, 62 select index equivalence classes, 1891 disjoint index pairs (out of 1891 index pairs), introduced 62 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 187 [2022-11-20 21:21:46,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:46,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:46,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 61 select indices, 61 select index equivalence classes, 1832 disjoint index pairs (out of 1830 index pairs), introduced 61 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 184 [2022-11-20 21:21:49,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:49,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:49,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 62 select indices, 62 select index equivalence classes, 1891 disjoint index pairs (out of 1891 index pairs), introduced 62 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 187 [2022-11-20 21:21:50,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:50,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:50,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:50,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:50,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 126 select indices, 126 select index equivalence classes, 512 disjoint index pairs (out of 7875 index pairs), introduced 126 new quantified variables, introduced 0 case distinctions, treesize of input 993 treesize of output 379 [2022-11-20 21:21:50,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:50,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 21:21:50,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 61 select indices, 61 select index equivalence classes, 1832 disjoint index pairs (out of 1830 index pairs), introduced 61 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 184 [2022-11-20 21:22:05,807 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 [2022-11-20 21:22:05,912 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 [2022-11-20 21:22:06,189 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 [2022-11-20 21:22:06,512 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-20 21:22:06,521 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-20 21:22:06,552 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-20 21:22:18,422 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 [2022-11-20 21:22:18,494 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 [2022-11-20 21:22:18,556 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 [2022-11-20 21:22:19,096 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-20 21:22:19,102 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-20 21:22:19,116 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-20 21:22:21,602 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 [2022-11-20 21:22:21,663 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 [2022-11-20 21:22:21,741 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 [2022-11-20 21:22:23,139 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 [2022-11-20 21:22:23,286 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 [2022-11-20 21:22:23,428 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 [2022-11-20 21:22:25,624 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 [2022-11-20 21:22:25,678 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 [2022-11-20 21:22:25,823 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 [2022-11-20 21:22:27,329 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 [2022-11-20 21:22:27,507 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 [2022-11-20 21:22:27,598 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 [2022-11-20 21:22:30,148 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 [2022-11-20 21:22:30,216 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 [2022-11-20 21:22:30,292 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 [2022-11-20 21:22:31,821 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 [2022-11-20 21:22:31,938 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 [2022-11-20 21:22:32,162 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 [2022-11-20 21:22:58,629 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 [2022-11-20 21:22:58,786 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 [2022-11-20 21:22:58,951 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 [2022-11-20 21:22:59,391 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-20 21:22:59,404 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-20 21:22:59,419 WARN L207 Elim1Store]: Array PQE input equivalent to false