./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 5e519f3a 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_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/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_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 01:56:00,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:56:00,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:56:00,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:56:00,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:56:00,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:56:00,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:56:00,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:56:00,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:56:00,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:56:00,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:56:00,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:56:00,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:56:00,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:56:00,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:56:00,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:56:00,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:56:00,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:56:00,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:56:00,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:56:00,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:56:00,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:56:00,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:56:00,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:56:00,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:56:00,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:56:00,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:56:00,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:56:00,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:56:00,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:56:00,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:56:00,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:56:00,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:56:00,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:56:00,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:56:00,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:56:00,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:56:00,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:56:00,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:56:00,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:56:00,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:56:00,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:56:01,040 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:56:01,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:56:01,045 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:56:01,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:56:01,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:56:01,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:56:01,047 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:56:01,048 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:56:01,048 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:56:01,048 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:56:01,050 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:56:01,050 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:56:01,050 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:56:01,051 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:56:01,051 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:56:01,051 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:56:01,052 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:56:01,052 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:56:01,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:56:01,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:56:01,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:56:01,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:56:01,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:56:01,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:56:01,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:56:01,056 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:56:01,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:56:01,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:56:01,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:56:01,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:56:01,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:56:01,059 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:56:01,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:56:01,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:56:01,059 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:56:01,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:56:01,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:56:01,060 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:56:01,061 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_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 [2022-11-03 01:56:01,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:56:01,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:56:01,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:56:01,505 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:56:01,506 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:56:01,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 01:56:01,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/data/a6da48a7d/8ba9b5b028b046d3a4a9274bb525ecf4/FLAG0273c2b7c [2022-11-03 01:56:02,494 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:56:02,496 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/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 [2022-11-03 01:56:02,540 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/data/a6da48a7d/8ba9b5b028b046d3a4a9274bb525ecf4/FLAG0273c2b7c [2022-11-03 01:56:03,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/data/a6da48a7d/8ba9b5b028b046d3a4a9274bb525ecf4 [2022-11-03 01:56:03,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:56:03,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:56:03,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:56:03,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:56:03,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:56:03,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:56:03" (1/1) ... [2022-11-03 01:56:03,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a0699b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:03, skipping insertion in model container [2022-11-03 01:56:03,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:56:03" (1/1) ... [2022-11-03 01:56:03,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:56:03,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:56:04,378 WARN L230 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_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/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] [2022-11-03 01:56:04,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:56:04,436 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:56:04,661 WARN L230 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_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/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] [2022-11-03 01:56:04,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:56:04,757 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:56:04,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04 WrapperNode [2022-11-03 01:56:04,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:56:04,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:56:04,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:56:04,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:56:04,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:04,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,009 INFO L138 Inliner]: procedures = 150, calls = 816, calls flagged for inlining = 62, calls inlined = 44, statements flattened = 1705 [2022-11-03 01:56:05,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:56:05,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:56:05,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:56:05,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:56:05,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,144 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:56:05,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:56:05,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:56:05,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:56:05,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (1/1) ... [2022-11-03 01:56:05,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:56:05,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:56:05,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:56:05,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:56:05,279 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-03 01:56:05,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-03 01:56:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 01:56:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2022-11-03 01:56:05,280 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2022-11-03 01:56:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 01:56:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 01:56:05,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 01:56:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 01:56:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 01:56:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 01:56:05,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 01:56:05,281 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2022-11-03 01:56:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2022-11-03 01:56:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-03 01:56:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-03 01:56:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 01:56:05,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 01:56:05,282 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 01:56:05,283 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 01:56:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-03 01:56:05,283 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-03 01:56:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 01:56:05,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 01:56:05,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 01:56:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 01:56:05,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 01:56:05,284 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 01:56:05,284 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 01:56:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2022-11-03 01:56:05,285 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2022-11-03 01:56:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 01:56:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-03 01:56:05,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-03 01:56:05,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2022-11-03 01:56:05,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2022-11-03 01:56:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:56:05,286 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2022-11-03 01:56:05,287 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2022-11-03 01:56:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2022-11-03 01:56:05,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2022-11-03 01:56:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 01:56:05,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 01:56:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 01:56:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 01:56:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-03 01:56:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 01:56:05,289 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2022-11-03 01:56:05,290 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2022-11-03 01:56:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 01:56:05,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 01:56:05,291 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-11-03 01:56:05,292 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2022-11-03 01:56:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2022-11-03 01:56:05,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2022-11-03 01:56:05,292 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2022-11-03 01:56:05,293 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2022-11-03 01:56:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-03 01:56:05,293 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-03 01:56:05,294 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2022-11-03 01:56:05,295 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2022-11-03 01:56:05,295 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-03 01:56:05,295 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-03 01:56:05,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:56:05,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 01:56:05,295 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2022-11-03 01:56:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2022-11-03 01:56:05,296 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2022-11-03 01:56:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2022-11-03 01:56:05,296 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-03 01:56:05,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-03 01:56:05,297 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 01:56:05,297 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 01:56:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 01:56:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 01:56:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:56:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2022-11-03 01:56:05,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2022-11-03 01:56:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 01:56:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-11-03 01:56:05,299 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-11-03 01:56:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:56:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:56:05,300 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2022-11-03 01:56:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2022-11-03 01:56:05,300 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2022-11-03 01:56:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2022-11-03 01:56:05,301 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 01:56:05,302 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 01:56:05,825 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:56:05,829 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:56:05,944 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 01:56:08,208 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:56:08,590 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:56:08,590 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 01:56:08,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:56:08 BoogieIcfgContainer [2022-11-03 01:56:08,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:56:08,598 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:56:08,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:56:08,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:56:08,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:56:03" (1/3) ... [2022-11-03 01:56:08,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ce55eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:56:08, skipping insertion in model container [2022-11-03 01:56:08,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:56:04" (2/3) ... [2022-11-03 01:56:08,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ce55eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:56:08, skipping insertion in model container [2022-11-03 01:56:08,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:56:08" (3/3) ... [2022-11-03 01:56:08,607 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-03 01:56:08,627 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:56:08,627 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 01:56:08,732 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:56:08,743 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;@42defe9b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:56:08,744 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 01:56:08,754 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) [2022-11-03 01:56:08,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-03 01:56:08,787 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:56:08,788 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] [2022-11-03 01:56:08,789 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:56:08,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:56:08,794 INFO L85 PathProgramCache]: Analyzing trace with hash 936411505, now seen corresponding path program 1 times [2022-11-03 01:56:08,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:56:08,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084843088] [2022-11-03 01:56:08,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:56:08,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:56:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:56:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2022-11-03 01:56:10,096 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:56:10,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084843088] [2022-11-03 01:56:10,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084843088] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:56:10,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:56:10,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:56:10,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968751586] [2022-11-03 01:56:10,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:56:10,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:56:10,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:56:10,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:56:10,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:56:10,154 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) [2022-11-03 01:56:11,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:56:11,000 INFO L93 Difference]: Finished difference Result 838 states and 1129 transitions. [2022-11-03 01:56:11,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:56:11,003 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 [2022-11-03 01:56:11,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:56:11,020 INFO L225 Difference]: With dead ends: 838 [2022-11-03 01:56:11,023 INFO L226 Difference]: Without dead ends: 420 [2022-11-03 01:56:11,075 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 [2022-11-03 01:56:11,078 INFO L413 NwaCegarLoop]: 467 mSDtfsCounter, 185 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 01:56:11,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 857 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 01:56:11,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2022-11-03 01:56:11,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 413. [2022-11-03 01:56:11,194 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) [2022-11-03 01:56:11,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 552 transitions. [2022-11-03 01:56:11,201 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 552 transitions. Word has length 222 [2022-11-03 01:56:11,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:56:11,202 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 552 transitions. [2022-11-03 01:56:11,202 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) [2022-11-03 01:56:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 552 transitions. [2022-11-03 01:56:11,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-11-03 01:56:11,212 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:56:11,213 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] [2022-11-03 01:56:11,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 01:56:11,213 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:56:11,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:56:11,214 INFO L85 PathProgramCache]: Analyzing trace with hash -639549739, now seen corresponding path program 1 times [2022-11-03 01:56:11,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:56:11,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064354859] [2022-11-03 01:56:11,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:56:11,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:56:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:56:12,014 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2022-11-03 01:56:12,015 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:56:12,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064354859] [2022-11-03 01:56:12,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064354859] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:56:12,015 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:56:12,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:56:12,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349761621] [2022-11-03 01:56:12,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:56:12,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:56:12,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:56:12,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:56:12,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:56:12,028 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) [2022-11-03 01:56:12,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:56:12,640 INFO L93 Difference]: Finished difference Result 793 states and 1061 transitions. [2022-11-03 01:56:12,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:56:12,642 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 [2022-11-03 01:56:12,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:56:12,647 INFO L225 Difference]: With dead ends: 793 [2022-11-03 01:56:12,647 INFO L226 Difference]: Without dead ends: 414 [2022-11-03 01:56:12,649 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 [2022-11-03 01:56:12,650 INFO L413 NwaCegarLoop]: 419 mSDtfsCounter, 0 mSDsluCounter, 480 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, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 01:56:12,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 836 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-03 01:56:12,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2022-11-03 01:56:12,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 414. [2022-11-03 01:56:12,682 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) [2022-11-03 01:56:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 553 transitions. [2022-11-03 01:56:12,687 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 553 transitions. Word has length 234 [2022-11-03 01:56:12,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:56:12,688 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 553 transitions. [2022-11-03 01:56:12,689 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) [2022-11-03 01:56:12,689 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 553 transitions. [2022-11-03 01:56:12,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-11-03 01:56:12,696 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:56:12,696 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] [2022-11-03 01:56:12,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 01:56:12,697 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:56:12,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:56:12,698 INFO L85 PathProgramCache]: Analyzing trace with hash -621251251, now seen corresponding path program 1 times [2022-11-03 01:56:12,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:56:12,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998822668] [2022-11-03 01:56:12,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:56:12,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:56:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:56:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-11-03 01:56:14,141 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:56:14,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998822668] [2022-11-03 01:56:14,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998822668] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:56:14,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:56:14,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 01:56:14,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972687180] [2022-11-03 01:56:14,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:56:14,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 01:56:14,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:56:14,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 01:56:14,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-03 01:56:14,147 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) [2022-11-03 01:56:16,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:56:16,464 INFO L93 Difference]: Finished difference Result 1172 states and 1580 transitions. [2022-11-03 01:56:16,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 01:56:16,469 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 [2022-11-03 01:56:16,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:56:16,484 INFO L225 Difference]: With dead ends: 1172 [2022-11-03 01:56:16,484 INFO L226 Difference]: Without dead ends: 1170 [2022-11-03 01:56:16,485 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 [2022-11-03 01:56:16,486 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 1100 mSDsluCounter, 1103 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1100 SdHoareTripleChecker+Valid, 1510 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-03 01:56:16,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1100 Valid, 1510 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-03 01:56:16,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2022-11-03 01:56:16,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 1170. [2022-11-03 01:56:16,578 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) [2022-11-03 01:56:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1170 states and 1578 transitions. [2022-11-03 01:56:16,586 INFO L78 Accepts]: Start accepts. Automaton has 1170 states and 1578 transitions. Word has length 235 [2022-11-03 01:56:16,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:56:16,587 INFO L495 AbstractCegarLoop]: Abstraction has 1170 states and 1578 transitions. [2022-11-03 01:56:16,588 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) [2022-11-03 01:56:16,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1578 transitions. [2022-11-03 01:56:16,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-11-03 01:56:16,593 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:56:16,594 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] [2022-11-03 01:56:16,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 01:56:16,594 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:56:16,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:56:16,595 INFO L85 PathProgramCache]: Analyzing trace with hash -180072496, now seen corresponding path program 1 times [2022-11-03 01:56:16,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:56:16,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360109120] [2022-11-03 01:56:16,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:56:16,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:56:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:56:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2022-11-03 01:56:17,360 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:56:17,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360109120] [2022-11-03 01:56:17,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360109120] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:56:17,361 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:56:17,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 01:56:17,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474059019] [2022-11-03 01:56:17,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:56:17,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 01:56:17,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:56:17,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 01:56:17,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 01:56:17,363 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) [2022-11-03 01:56:18,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:56:18,377 INFO L93 Difference]: Finished difference Result 2781 states and 3866 transitions. [2022-11-03 01:56:18,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 01:56:18,378 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 [2022-11-03 01:56:18,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:56:18,390 INFO L225 Difference]: With dead ends: 2781 [2022-11-03 01:56:18,390 INFO L226 Difference]: Without dead ends: 1647 [2022-11-03 01:56:18,394 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 [2022-11-03 01:56:18,395 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 139 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-11-03 01:56:18,396 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] [2022-11-03 01:56:18,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2022-11-03 01:56:18,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1182. [2022-11-03 01:56:18,553 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) [2022-11-03 01:56:18,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1182 states and 1593 transitions. [2022-11-03 01:56:18,562 INFO L78 Accepts]: Start accepts. Automaton has 1182 states and 1593 transitions. Word has length 250 [2022-11-03 01:56:18,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:56:18,564 INFO L495 AbstractCegarLoop]: Abstraction has 1182 states and 1593 transitions. [2022-11-03 01:56:18,565 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) [2022-11-03 01:56:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1593 transitions. [2022-11-03 01:56:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-03 01:56:18,570 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:56:18,571 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] [2022-11-03 01:56:18,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 01:56:18,571 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:56:18,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:56:18,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1973357026, now seen corresponding path program 1 times [2022-11-03 01:56:18,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:56:18,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189126787] [2022-11-03 01:56:18,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:56:18,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:56:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:56:20,152 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2022-11-03 01:56:20,152 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:56:20,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189126787] [2022-11-03 01:56:20,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189126787] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 01:56:20,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220784008] [2022-11-03 01:56:20,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:56:20,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:56:20,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:56:20,156 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 01:56:20,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 01:56:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:56:21,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 3195 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 01:56:21,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:56:22,817 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2022-11-03 01:56:22,817 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 01:56:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2022-11-03 01:56:23,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1220784008] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 01:56:23,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [230834202] [2022-11-03 01:56:23,560 INFO L159 IcfgInterpreter]: Started Sifa with 158 locations of interest [2022-11-03 01:56:23,561 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 01:56:23,566 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 01:56:23,573 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 01:56:23,573 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 01:56:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:25,897 INFO L244 Elim1Store]: Index analysis took 194 ms [2022-11-03 01:56:31,533 WARN L234 SmtUtils]: Spent 5.60s on a formula simplification. DAG size of input: 706 DAG size of output: 394 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 01:56:31,538 INFO L356 Elim1Store]: treesize reduction 1390, result has 32.2 percent of original size [2022-11-03 01:56:31,540 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:32,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:32,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:32,878 INFO L244 Elim1Store]: Index analysis took 356 ms [2022-11-03 01:56:42,660 WARN L234 SmtUtils]: Spent 9.76s on a formula simplification. DAG size of input: 943 DAG size of output: 471 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 01:56:42,663 INFO L356 Elim1Store]: treesize reduction 2226, result has 25.5 percent of original size [2022-11-03 01:56:42,665 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:46,948 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:46,958 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 01:56:46,972 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:48,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:48,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:48,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:49,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:49,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:49,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:49,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:49,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:49,060 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 118 select indices, 118 select index equivalence classes, 482 disjoint index pairs (out of 6903 index pairs), introduced 118 new quantified variables, introduced 0 case distinctions, treesize of input 937 treesize of output 355 [2022-11-03 01:56:49,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:49,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:49,486 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:53,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:53,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:53,704 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:54,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:54,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:54,140 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:54,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:54,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:54,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:54,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:54,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:54,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:56:54,506 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 118 select indices, 118 select index equivalence classes, 482 disjoint index pairs (out of 6903 index pairs), introduced 118 new quantified variables, introduced 0 case distinctions, treesize of input 937 treesize of output 355 [2022-11-03 01:56:57,138 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:57,187 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:57,397 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:58,718 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:58,819 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:56:58,908 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:01,338 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:01,439 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:01,678 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:02,932 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:03,018 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:03,088 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:05,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:05,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:06,039 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:07,424 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:07,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:07,766 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:10,346 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:10,426 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:10,612 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:11,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:12,279 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:12,383 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:15,113 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:15,233 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:15,287 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:17,103 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:17,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:17,367 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:20,276 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:20,340 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:20,575 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:22,032 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:22,138 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:22,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:25,278 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:25,463 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:25,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:27,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:27,532 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:27,611 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:30,488 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:30,670 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:30,747 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:32,560 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:32,613 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:32,844 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:59:50,722 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 929 for LOIs [2022-11-03 01:59:52,471 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 1594 for LOIs [2022-11-03 01:59:55,525 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:59:58,163 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:00:01,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:01,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,246 INFO L244 Elim1Store]: Index analysis took 412 ms [2022-11-03 02:00:02,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:02,575 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 312 treesize of output 1 [2022-11-03 02:00:09,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,373 INFO L244 Elim1Store]: Index analysis took 363 ms [2022-11-03 02:00:09,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:09,678 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 312 treesize of output 1 [2022-11-03 02:00:17,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:17,965 INFO L244 Elim1Store]: Index analysis took 164 ms [2022-11-03 02:00:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:00:18,042 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 312 treesize of output 1 [2022-11-03 02:00:18,097 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 105 for LOIs [2022-11-03 02:00:18,107 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 91 for LOIs [2022-11-03 02:00:18,123 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:00:51,806 WARN L234 SmtUtils]: Spent 33.48s on a formula simplification. DAG size of input: 1511 DAG size of output: 1299 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:01:14,362 WARN L234 SmtUtils]: Spent 14.76s on a formula simplification. DAG size of input: 948 DAG size of output: 940 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:01:29,807 WARN L234 SmtUtils]: Spent 15.03s on a formula simplification. DAG size of input: 952 DAG size of output: 944 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:01:46,171 WARN L234 SmtUtils]: Spent 15.86s on a formula simplification. DAG size of input: 968 DAG size of output: 956 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:02:02,542 WARN L234 SmtUtils]: Spent 15.88s on a formula simplification. DAG size of input: 971 DAG size of output: 959 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:02:19,510 WARN L234 SmtUtils]: Spent 16.44s on a formula simplification. DAG size of input: 984 DAG size of output: 968 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:02:36,457 WARN L234 SmtUtils]: Spent 16.36s on a formula simplification. DAG size of input: 988 DAG size of output: 972 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:02:54,086 WARN L234 SmtUtils]: Spent 16.97s on a formula simplification. DAG size of input: 1003 DAG size of output: 983 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:03:12,100 WARN L234 SmtUtils]: Spent 17.31s on a formula simplification. DAG size of input: 1007 DAG size of output: 987 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:03:30,640 WARN L234 SmtUtils]: Spent 17.81s on a formula simplification. DAG size of input: 1023 DAG size of output: 999 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:03:49,451 WARN L234 SmtUtils]: Spent 18.05s on a formula simplification. DAG size of input: 1026 DAG size of output: 1002 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:04:09,606 WARN L234 SmtUtils]: Spent 19.33s on a formula simplification. DAG size of input: 1041 DAG size of output: 1014 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:04:32,361 WARN L234 SmtUtils]: Spent 21.70s on a formula simplification. DAG size of input: 1045 DAG size of output: 1018 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:04:52,331 WARN L234 SmtUtils]: Spent 18.99s on a formula simplification. DAG size of input: 1060 DAG size of output: 1029 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:05:12,273 WARN L234 SmtUtils]: Spent 19.01s on a formula simplification. DAG size of input: 1063 DAG size of output: 1032 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:05:33,225 WARN L234 SmtUtils]: Spent 19.94s on a formula simplification. DAG size of input: 1077 DAG size of output: 1042 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:05:54,153 WARN L234 SmtUtils]: Spent 19.88s on a formula simplification. DAG size of input: 1080 DAG size of output: 1045 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:06:32,072 WARN L234 SmtUtils]: Spent 32.34s on a formula simplification. DAG size of input: 1193 DAG size of output: 1063 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:07:07,789 WARN L234 SmtUtils]: Spent 34.44s on a formula simplification. DAG size of input: 1197 DAG size of output: 1097 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:07:18,942 WARN L234 SmtUtils]: Spent 10.55s on a formula simplification. DAG size of input: 929 DAG size of output: 830 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:07:30,555 WARN L234 SmtUtils]: Spent 10.95s on a formula simplification. DAG size of input: 947 DAG size of output: 848 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:07:30,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [230834202] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:07:30,585 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 02:07:30,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [8, 8, 7] total 49 [2022-11-03 02:07:30,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725284784] [2022-11-03 02:07:30,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:07:30,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-11-03 02:07:30,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:07:30,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-11-03 02:07:30,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=340, Invalid=2012, Unknown=0, NotChecked=0, Total=2352 [2022-11-03 02:07:30,589 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) [2022-11-03 02:08:09,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:08:39,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:08:39,975 INFO L93 Difference]: Finished difference Result 2336 states and 3151 transitions. [2022-11-03 02:08:39,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-03 02:08:39,977 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 [2022-11-03 02:08:39,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:08:39,983 INFO L225 Difference]: With dead ends: 2336 [2022-11-03 02:08:39,983 INFO L226 Difference]: Without dead ends: 1184 [2022-11-03 02:08:39,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 801 GetRequests, 747 SyntacticMatches, 6 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1095 ImplicationChecksByTransitivity, 433.1s TimeCoverageRelationStatistics Valid=351, Invalid=2099, Unknown=0, NotChecked=0, Total=2450 [2022-11-03 02:08:39,987 INFO L413 NwaCegarLoop]: 396 mSDtfsCounter, 5 mSDsluCounter, 8388 mSDsCounter, 0 mSdLazyCounter, 4543 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.4s 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, 68.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:08:39,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 7954 Invalid, 5153 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4543 Invalid, 0 Unknown, 609 Unchecked, 68.5s Time] [2022-11-03 02:08:39,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1184 states. [2022-11-03 02:08:40,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1184 to 1184. [2022-11-03 02:08:40,121 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) [2022-11-03 02:08:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1595 transitions. [2022-11-03 02:08:40,128 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1595 transitions. Word has length 264 [2022-11-03 02:08:40,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:08:40,128 INFO L495 AbstractCegarLoop]: Abstraction has 1184 states and 1595 transitions. [2022-11-03 02:08:40,129 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) [2022-11-03 02:08:40,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1595 transitions. [2022-11-03 02:08:40,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-03 02:08:40,134 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:08:40,134 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] [2022-11-03 02:08:40,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:08:40,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:08:40,349 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:08:40,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:08:40,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1834168160, now seen corresponding path program 1 times [2022-11-03 02:08:40,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:08:40,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904395173] [2022-11-03 02:08:40,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:08:40,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:08:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:08:40,801 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-03 02:08:40,801 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:08:40,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904395173] [2022-11-03 02:08:40,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904395173] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:08:40,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:08:40,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:08:40,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117151612] [2022-11-03 02:08:40,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:08:40,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:08:40,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:08:40,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:08:40,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:08:40,804 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) [2022-11-03 02:08:41,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:08:41,675 INFO L93 Difference]: Finished difference Result 2333 states and 3148 transitions. [2022-11-03 02:08:41,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:08:41,676 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 [2022-11-03 02:08:41,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:08:41,682 INFO L225 Difference]: With dead ends: 2333 [2022-11-03 02:08:41,682 INFO L226 Difference]: Without dead ends: 1187 [2022-11-03 02:08:41,686 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 [2022-11-03 02:08:41,687 INFO L413 NwaCegarLoop]: 419 mSDtfsCounter, 0 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:08:41,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 835 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 02:08:41,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1187 states. [2022-11-03 02:08:41,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1187 to 1187. [2022-11-03 02:08:41,818 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) [2022-11-03 02:08:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1187 states and 1598 transitions. [2022-11-03 02:08:41,825 INFO L78 Accepts]: Start accepts. Automaton has 1187 states and 1598 transitions. Word has length 260 [2022-11-03 02:08:41,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:08:41,825 INFO L495 AbstractCegarLoop]: Abstraction has 1187 states and 1598 transitions. [2022-11-03 02:08:41,825 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) [2022-11-03 02:08:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1598 transitions. [2022-11-03 02:08:41,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-03 02:08:41,831 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:08:41,831 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] [2022-11-03 02:08:41,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:08:41,831 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:08:41,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:08:41,832 INFO L85 PathProgramCache]: Analyzing trace with hash 855825502, now seen corresponding path program 1 times [2022-11-03 02:08:41,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:08:41,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990870157] [2022-11-03 02:08:41,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:08:41,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:08:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:08:42,377 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-03 02:08:42,377 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:08:42,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990870157] [2022-11-03 02:08:42,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990870157] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:08:42,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28600207] [2022-11-03 02:08:42,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:08:42,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:08:42,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:08:42,379 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:08:42,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_389fc6b6-ea4b-4d58-a8c9-03a6680c0ea8/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:08:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:08:43,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 3276 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-03 02:08:43,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:08:43,470 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2022-11-03 02:08:43,488 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:08:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-03 02:08:43,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [28600207] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:08:43,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [453166896] [2022-11-03 02:08:43,755 INFO L159 IcfgInterpreter]: Started Sifa with 157 locations of interest [2022-11-03 02:08:43,756 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:08:43,757 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:08:43,757 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:08:43,757 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:08:45,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:08:45,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:08:45,100 INFO L244 Elim1Store]: Index analysis took 170 ms [2022-11-03 02:08:50,051 INFO L356 Elim1Store]: treesize reduction 1390, result has 32.2 percent of original size [2022-11-03 02:08:50,052 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:08:50,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:08:51,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:08:51,070 INFO L244 Elim1Store]: Index analysis took 282 ms [2022-11-03 02:08:59,905 WARN L234 SmtUtils]: Spent 8.83s on a formula simplification. DAG size of input: 943 DAG size of output: 471 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:08:59,907 INFO L356 Elim1Store]: treesize reduction 2226, result has 25.5 percent of original size [2022-11-03 02:08:59,908 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:03,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:09:03,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:03,433 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:04,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:04,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:04,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:05,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:05,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:05,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:05,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:05,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:05,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:05,291 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 118 select indices, 118 select index equivalence classes, 482 disjoint index pairs (out of 6903 index pairs), introduced 118 new quantified variables, introduced 0 case distinctions, treesize of input 937 treesize of output 355 [2022-11-03 02:09:05,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:05,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:05,542 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:09,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,123 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:09,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,346 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:09,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:09:09,978 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 118 select indices, 118 select index equivalence classes, 482 disjoint index pairs (out of 6903 index pairs), introduced 118 new quantified variables, introduced 0 case distinctions, treesize of input 937 treesize of output 355 [2022-11-03 02:09:25,029 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:25,133 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:25,395 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 02:09:25,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:09:25,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:09:25,741 WARN L234 Elim1Store]: Array PQE input equivalent to false