./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P --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 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:12:53,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:12:53,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:12:53,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:12:53,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:12:53,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:12:53,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:12:53,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:12:53,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:12:53,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:12:53,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:12:53,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:12:53,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:12:53,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:12:53,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:12:53,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:12:53,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:12:53,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:12:53,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:12:53,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:12:53,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:12:53,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:12:53,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:12:53,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:12:53,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:12:53,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:12:53,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:12:53,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:12:53,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:12:53,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:12:53,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:12:53,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:12:53,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:12:53,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:12:53,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:12:53,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:12:53,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:12:53,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:12:53,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:12:53,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:12:53,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:12:53,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 23:12:53,672 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:12:53,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:12:53,672 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:12:53,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:12:53,673 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:12:53,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:12:53,674 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:12:53,674 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:12:53,674 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:12:53,675 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:12:53,675 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:12:53,675 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:12:53,675 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:12:53,675 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:12:53,676 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:12:53,676 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:12:53,676 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:12:53,676 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:12:53,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:12:53,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:12:53,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:12:53,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:12:53,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:12:53,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:12:53,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:12:53,679 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:12:53,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:12:53,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:12:53,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:12:53,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:12:53,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:12:53,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:12:53,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:12:53,681 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:12:53,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:12:53,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:12:53,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:12:53,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:12:53,682 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-11-20 23:12:53,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:12:53,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:12:53,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:12:53,956 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:12:53,956 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:12:53,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-20 23:12:54,029 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data/16f9c371c/670abe14d0d74dca95e752dd8e22b8ad/FLAGbede09af7 [2021-11-20 23:12:54,747 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:12:54,747 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-20 23:12:54,772 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data/16f9c371c/670abe14d0d74dca95e752dd8e22b8ad/FLAGbede09af7 [2021-11-20 23:12:54,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data/16f9c371c/670abe14d0d74dca95e752dd8e22b8ad [2021-11-20 23:12:54,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:12:54,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:12:54,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:12:54,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:12:54,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:12:54,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:12:54" (1/1) ... [2021-11-20 23:12:54,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55fd4382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:54, skipping insertion in model container [2021-11-20 23:12:54,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:12:54" (1/1) ... [2021-11-20 23:12:54,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:12:54,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:12:55,500 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_38921267-10c5-40dc-988a-96b50deff315/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-11-20 23:12:55,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:12:55,776 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:12:55,836 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_38921267-10c5-40dc-988a-96b50deff315/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-11-20 23:12:55,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:12:56,006 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:12:56,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56 WrapperNode [2021-11-20 23:12:56,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:12:56,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:12:56,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:12:56,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:12:56,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,121 INFO L137 Inliner]: procedures = 117, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 841 [2021-11-20 23:12:56,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:12:56,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:12:56,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:12:56,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:12:56,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:12:56,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:12:56,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:12:56,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:12:56,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (1/1) ... [2021-11-20 23:12:56,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:12:56,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:12:56,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:12:56,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:12:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-20 23:12:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-20 23:12:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 23:12:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 23:12:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 23:12:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-11-20 23:12:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-11-20 23:12:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-11-20 23:12:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-11-20 23:12:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-20 23:12:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-20 23:12:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-11-20 23:12:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-11-20 23:12:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-11-20 23:12:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-11-20 23:12:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-11-20 23:12:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-11-20 23:12:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 23:12:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 23:12:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-11-20 23:12:56,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-11-20 23:12:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-20 23:12:56,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-20 23:12:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 23:12:56,311 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 23:12:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-11-20 23:12:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-11-20 23:12:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 23:12:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 23:12:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 23:12:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-11-20 23:12:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-11-20 23:12:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-11-20 23:12:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-11-20 23:12:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-11-20 23:12:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-11-20 23:12:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 23:12:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 23:12:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 23:12:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:12:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-11-20 23:12:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-11-20 23:12:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:12:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-20 23:12:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-20 23:12:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 23:12:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 23:12:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 23:12:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-20 23:12:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-20 23:12:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-20 23:12:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-20 23:12:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-20 23:12:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-20 23:12:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:12:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-20 23:12:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-20 23:12:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 23:12:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-20 23:12:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-20 23:12:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-11-20 23:12:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-11-20 23:12:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-11-20 23:12:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-11-20 23:12:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 23:12:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-20 23:12:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-20 23:12:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 23:12:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 23:12:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-11-20 23:12:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-11-20 23:12:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:12:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:12:56,680 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:12:56,682 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:12:57,080 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 23:12:57,914 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:12:58,123 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:12:58,124 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 23:12:58,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:12:58 BoogieIcfgContainer [2021-11-20 23:12:58,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:12:58,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:12:58,136 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:12:58,140 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:12:58,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:12:54" (1/3) ... [2021-11-20 23:12:58,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623b1bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:12:58, skipping insertion in model container [2021-11-20 23:12:58,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:12:56" (2/3) ... [2021-11-20 23:12:58,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623b1bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:12:58, skipping insertion in model container [2021-11-20 23:12:58,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:12:58" (3/3) ... [2021-11-20 23:12:58,144 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-20 23:12:58,150 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:12:58,150 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 23:12:58,219 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 23:12:58,232 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 23:12:58,232 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 23:12:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand has 304 states, 193 states have (on average 1.383419689119171) internal successors, (267), 203 states have internal predecessors, (267), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-11-20 23:12:58,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-20 23:12:58,273 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:12:58,274 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:12:58,274 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:12:58,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:12:58,278 INFO L85 PathProgramCache]: Analyzing trace with hash -223398157, now seen corresponding path program 1 times [2021-11-20 23:12:58,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:12:58,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300546642] [2021-11-20 23:12:58,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:12:58,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:12:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:12:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:12:58,659 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:12:58,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300546642] [2021-11-20 23:12:58,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300546642] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:12:58,664 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:12:58,666 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:12:58,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747693796] [2021-11-20 23:12:58,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:12:58,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:12:58,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:12:58,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:12:58,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:12:58,717 INFO L87 Difference]: Start difference. First operand has 304 states, 193 states have (on average 1.383419689119171) internal successors, (267), 203 states have internal predecessors, (267), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-20 23:12:58,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:12:58,957 INFO L93 Difference]: Finished difference Result 512 states and 709 transitions. [2021-11-20 23:12:58,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:12:58,960 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 34 [2021-11-20 23:12:58,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:12:58,978 INFO L225 Difference]: With dead ends: 512 [2021-11-20 23:12:58,978 INFO L226 Difference]: Without dead ends: 204 [2021-11-20 23:12:58,989 INFO L932 BasicCegarLoop]: 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 [2021-11-20 23:12:58,997 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 274 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:12:58,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [274 Valid, 242 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:12:59,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-11-20 23:12:59,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2021-11-20 23:12:59,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 132 states have (on average 1.303030303030303) internal successors, (172), 133 states have internal predecessors, (172), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-11-20 23:12:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 267 transitions. [2021-11-20 23:12:59,095 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 267 transitions. Word has length 34 [2021-11-20 23:12:59,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:12:59,097 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 267 transitions. [2021-11-20 23:12:59,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-20 23:12:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 267 transitions. [2021-11-20 23:12:59,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-20 23:12:59,112 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:12:59,112 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:12:59,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 23:12:59,113 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:12:59,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:12:59,116 INFO L85 PathProgramCache]: Analyzing trace with hash 144512506, now seen corresponding path program 1 times [2021-11-20 23:12:59,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:12:59,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661659466] [2021-11-20 23:12:59,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:12:59,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:12:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:12:59,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:12:59,370 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:12:59,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661659466] [2021-11-20 23:12:59,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661659466] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:12:59,371 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:12:59,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 23:12:59,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889235024] [2021-11-20 23:12:59,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:12:59,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:12:59,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:12:59,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:12:59,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:12:59,376 INFO L87 Difference]: Start difference. First operand 204 states and 267 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-20 23:12:59,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:12:59,587 INFO L93 Difference]: Finished difference Result 412 states and 539 transitions. [2021-11-20 23:12:59,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:12:59,588 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 50 [2021-11-20 23:12:59,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:12:59,600 INFO L225 Difference]: With dead ends: 412 [2021-11-20 23:12:59,600 INFO L226 Difference]: Without dead ends: 212 [2021-11-20 23:12:59,602 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 23:12:59,608 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 264 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:12:59,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [268 Valid, 678 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:12:59,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-11-20 23:12:59,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 209. [2021-11-20 23:12:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 136 states have (on average 1.2941176470588236) internal successors, (176), 137 states have internal predecessors, (176), 48 states have call successors, (48), 25 states have call predecessors, (48), 24 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-11-20 23:12:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 271 transitions. [2021-11-20 23:12:59,673 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 271 transitions. Word has length 50 [2021-11-20 23:12:59,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:12:59,674 INFO L470 AbstractCegarLoop]: Abstraction has 209 states and 271 transitions. [2021-11-20 23:12:59,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-20 23:12:59,675 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 271 transitions. [2021-11-20 23:12:59,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-20 23:12:59,679 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:12:59,680 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:12:59,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 23:12:59,680 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:12:59,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:12:59,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1006770892, now seen corresponding path program 1 times [2021-11-20 23:12:59,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:12:59,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553013826] [2021-11-20 23:12:59,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:12:59,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:12:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:12:59,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:12:59,757 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:12:59,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553013826] [2021-11-20 23:12:59,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553013826] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:12:59,758 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:12:59,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:12:59,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664327711] [2021-11-20 23:12:59,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:12:59,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:12:59,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:12:59,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:12:59,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:12:59,761 INFO L87 Difference]: Start difference. First operand 209 states and 271 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-20 23:12:59,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:12:59,919 INFO L93 Difference]: Finished difference Result 514 states and 666 transitions. [2021-11-20 23:12:59,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:12:59,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 51 [2021-11-20 23:12:59,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:12:59,923 INFO L225 Difference]: With dead ends: 514 [2021-11-20 23:12:59,923 INFO L226 Difference]: Without dead ends: 309 [2021-11-20 23:12:59,924 INFO L932 BasicCegarLoop]: 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 [2021-11-20 23:12:59,928 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 123 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:12:59,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 453 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:12:59,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-11-20 23:12:59,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 306. [2021-11-20 23:12:59,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 206 states have (on average 1.3058252427184467) internal successors, (269), 208 states have internal predecessors, (269), 65 states have call successors, (65), 35 states have call predecessors, (65), 34 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-20 23:12:59,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 398 transitions. [2021-11-20 23:12:59,985 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 398 transitions. Word has length 51 [2021-11-20 23:12:59,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:12:59,985 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 398 transitions. [2021-11-20 23:12:59,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-20 23:12:59,985 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 398 transitions. [2021-11-20 23:12:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-20 23:12:59,988 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:12:59,988 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:12:59,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 23:12:59,988 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:12:59,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:12:59,989 INFO L85 PathProgramCache]: Analyzing trace with hash 586529913, now seen corresponding path program 1 times [2021-11-20 23:12:59,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:12:59,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313185902] [2021-11-20 23:12:59,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:12:59,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:00,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:00,083 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:00,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313185902] [2021-11-20 23:13:00,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313185902] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:00,086 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:13:00,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 23:13:00,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565798062] [2021-11-20 23:13:00,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:00,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:13:00,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:00,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:13:00,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:13:00,090 INFO L87 Difference]: Start difference. First operand 306 states and 398 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-20 23:13:00,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:00,343 INFO L93 Difference]: Finished difference Result 914 states and 1188 transitions. [2021-11-20 23:13:00,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 23:13:00,343 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 49 [2021-11-20 23:13:00,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:00,353 INFO L225 Difference]: With dead ends: 914 [2021-11-20 23:13:00,354 INFO L226 Difference]: Without dead ends: 621 [2021-11-20 23:13:00,355 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 23:13:00,359 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 269 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:00,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [273 Valid, 1048 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:13:00,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2021-11-20 23:13:00,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 586. [2021-11-20 23:13:00,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 395 states have (on average 1.3139240506329113) internal successors, (519), 405 states have internal predecessors, (519), 123 states have call successors, (123), 68 states have call predecessors, (123), 67 states have return successors, (122), 116 states have call predecessors, (122), 122 states have call successors, (122) [2021-11-20 23:13:00,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 764 transitions. [2021-11-20 23:13:00,432 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 764 transitions. Word has length 49 [2021-11-20 23:13:00,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:00,432 INFO L470 AbstractCegarLoop]: Abstraction has 586 states and 764 transitions. [2021-11-20 23:13:00,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-20 23:13:00,433 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 764 transitions. [2021-11-20 23:13:00,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-20 23:13:00,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:00,435 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:13:00,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 23:13:00,436 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:00,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:00,437 INFO L85 PathProgramCache]: Analyzing trace with hash -439508298, now seen corresponding path program 1 times [2021-11-20 23:13:00,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:00,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965253040] [2021-11-20 23:13:00,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:00,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:00,511 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:00,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965253040] [2021-11-20 23:13:00,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965253040] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:00,511 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:13:00,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 23:13:00,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998000468] [2021-11-20 23:13:00,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:00,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:13:00,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:00,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:13:00,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:13:00,513 INFO L87 Difference]: Start difference. First operand 586 states and 764 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-20 23:13:00,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:00,695 INFO L93 Difference]: Finished difference Result 1005 states and 1294 transitions. [2021-11-20 23:13:00,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:13:00,696 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 51 [2021-11-20 23:13:00,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:00,704 INFO L225 Difference]: With dead ends: 1005 [2021-11-20 23:13:00,704 INFO L226 Difference]: Without dead ends: 618 [2021-11-20 23:13:00,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 23:13:00,707 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 262 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:00,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 678 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:13:00,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2021-11-20 23:13:00,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 594. [2021-11-20 23:13:00,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 403 states have (on average 1.3076923076923077) internal successors, (527), 411 states have internal predecessors, (527), 121 states have call successors, (121), 70 states have call predecessors, (121), 69 states have return successors, (120), 116 states have call predecessors, (120), 120 states have call successors, (120) [2021-11-20 23:13:00,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 768 transitions. [2021-11-20 23:13:00,781 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 768 transitions. Word has length 51 [2021-11-20 23:13:00,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:00,781 INFO L470 AbstractCegarLoop]: Abstraction has 594 states and 768 transitions. [2021-11-20 23:13:00,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-20 23:13:00,782 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 768 transitions. [2021-11-20 23:13:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:13:00,786 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:00,786 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:13:00,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 23:13:00,786 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:00,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:00,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1130667113, now seen corresponding path program 1 times [2021-11-20 23:13:00,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:00,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374322606] [2021-11-20 23:13:00,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:00,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:00,899 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:00,900 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:00,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374322606] [2021-11-20 23:13:00,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374322606] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:00,900 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:13:00,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 23:13:00,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080253440] [2021-11-20 23:13:00,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:00,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:13:00,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:00,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:13:00,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:13:00,905 INFO L87 Difference]: Start difference. First operand 594 states and 768 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-20 23:13:01,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:01,102 INFO L93 Difference]: Finished difference Result 955 states and 1217 transitions. [2021-11-20 23:13:01,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:13:01,102 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 52 [2021-11-20 23:13:01,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:01,109 INFO L225 Difference]: With dead ends: 955 [2021-11-20 23:13:01,109 INFO L226 Difference]: Without dead ends: 558 [2021-11-20 23:13:01,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 23:13:01,113 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 260 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:01,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 678 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:13:01,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-11-20 23:13:01,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 540. [2021-11-20 23:13:01,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 370 states have (on average 1.3027027027027027) internal successors, (482), 374 states have internal predecessors, (482), 105 states have call successors, (105), 65 states have call predecessors, (105), 64 states have return successors, (104), 102 states have call predecessors, (104), 104 states have call successors, (104) [2021-11-20 23:13:01,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 691 transitions. [2021-11-20 23:13:01,164 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 691 transitions. Word has length 52 [2021-11-20 23:13:01,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:01,164 INFO L470 AbstractCegarLoop]: Abstraction has 540 states and 691 transitions. [2021-11-20 23:13:01,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 3 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-11-20 23:13:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 691 transitions. [2021-11-20 23:13:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-20 23:13:01,167 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:01,167 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:13:01,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 23:13:01,167 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:01,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:01,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1517449669, now seen corresponding path program 1 times [2021-11-20 23:13:01,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:01,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147006333] [2021-11-20 23:13:01,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:01,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:01,302 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-20 23:13:01,302 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:01,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147006333] [2021-11-20 23:13:01,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147006333] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:13:01,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933145528] [2021-11-20 23:13:01,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:01,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:13:01,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:13:01,310 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:13:01,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 23:13:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:01,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-20 23:13:01,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:13:01,890 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:01,890 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 23:13:01,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933145528] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:01,891 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 23:13:01,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2021-11-20 23:13:01,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967100395] [2021-11-20 23:13:01,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:01,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 23:13:01,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:01,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 23:13:01,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-11-20 23:13:01,893 INFO L87 Difference]: Start difference. First operand 540 states and 691 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 23:13:02,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:02,271 INFO L93 Difference]: Finished difference Result 1126 states and 1432 transitions. [2021-11-20 23:13:02,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 23:13:02,272 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 61 [2021-11-20 23:13:02,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:02,277 INFO L225 Difference]: With dead ends: 1126 [2021-11-20 23:13:02,278 INFO L226 Difference]: Without dead ends: 813 [2021-11-20 23:13:02,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2021-11-20 23:13:02,280 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 262 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1615 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:02,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 1615 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:13:02,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2021-11-20 23:13:02,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 766. [2021-11-20 23:13:02,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 766 states, 530 states have (on average 1.3113207547169812) internal successors, (695), 536 states have internal predecessors, (695), 145 states have call successors, (145), 89 states have call predecessors, (145), 90 states have return successors, (146), 142 states have call predecessors, (146), 144 states have call successors, (146) [2021-11-20 23:13:02,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 986 transitions. [2021-11-20 23:13:02,334 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 986 transitions. Word has length 61 [2021-11-20 23:13:02,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:02,334 INFO L470 AbstractCegarLoop]: Abstraction has 766 states and 986 transitions. [2021-11-20 23:13:02,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 23:13:02,335 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 986 transitions. [2021-11-20 23:13:02,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-20 23:13:02,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:02,337 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:13:02,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 23:13:02,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-20 23:13:02,552 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:02,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:02,552 INFO L85 PathProgramCache]: Analyzing trace with hash -2054853685, now seen corresponding path program 1 times [2021-11-20 23:13:02,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:02,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623238462] [2021-11-20 23:13:02,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:02,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:02,653 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:02,654 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:02,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623238462] [2021-11-20 23:13:02,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623238462] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:13:02,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884259286] [2021-11-20 23:13:02,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:02,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:13:02,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:13:02,655 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:13:02,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 23:13:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:02,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-20 23:13:02,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:13:03,102 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:03,102 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 23:13:03,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [884259286] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:03,102 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 23:13:03,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-20 23:13:03,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441462391] [2021-11-20 23:13:03,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:03,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 23:13:03,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:03,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 23:13:03,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-20 23:13:03,104 INFO L87 Difference]: Start difference. First operand 766 states and 986 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 23:13:03,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:03,458 INFO L93 Difference]: Finished difference Result 1584 states and 2028 transitions. [2021-11-20 23:13:03,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 23:13:03,458 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 62 [2021-11-20 23:13:03,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:03,465 INFO L225 Difference]: With dead ends: 1584 [2021-11-20 23:13:03,465 INFO L226 Difference]: Without dead ends: 1045 [2021-11-20 23:13:03,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-11-20 23:13:03,468 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 262 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:03,469 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 1631 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:13:03,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2021-11-20 23:13:03,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 990. [2021-11-20 23:13:03,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 688 states have (on average 1.316860465116279) internal successors, (906), 698 states have internal predecessors, (906), 185 states have call successors, (185), 113 states have call predecessors, (185), 116 states have return successors, (188), 180 states have call predecessors, (188), 184 states have call successors, (188) [2021-11-20 23:13:03,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-20 23:13:03,534 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 62 [2021-11-20 23:13:03,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:03,534 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-20 23:13:03,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 23:13:03,535 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-20 23:13:03,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-20 23:13:03,537 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:03,538 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:13:03,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 23:13:03,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-20 23:13:03,753 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:03,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:03,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1256220532, now seen corresponding path program 1 times [2021-11-20 23:13:03,754 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:03,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503375168] [2021-11-20 23:13:03,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:03,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:03,852 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:03,853 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:03,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503375168] [2021-11-20 23:13:03,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503375168] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:13:03,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [307054477] [2021-11-20 23:13:03,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:03,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:13:03,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:13:03,854 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:13:03,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-20 23:13:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:04,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-20 23:13:04,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:13:04,264 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:04,265 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 23:13:04,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [307054477] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:04,265 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 23:13:04,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-20 23:13:04,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422865878] [2021-11-20 23:13:04,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:04,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 23:13:04,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:04,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 23:13:04,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-20 23:13:04,267 INFO L87 Difference]: Start difference. First operand 990 states and 1279 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 23:13:04,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:04,628 INFO L93 Difference]: Finished difference Result 2032 states and 2614 transitions. [2021-11-20 23:13:04,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 23:13:04,629 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 63 [2021-11-20 23:13:04,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:04,638 INFO L225 Difference]: With dead ends: 2032 [2021-11-20 23:13:04,638 INFO L226 Difference]: Without dead ends: 1269 [2021-11-20 23:13:04,641 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-11-20 23:13:04,641 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 262 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:04,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 1631 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:13:04,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-11-20 23:13:04,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 990. [2021-11-20 23:13:04,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 688 states have (on average 1.316860465116279) internal successors, (906), 698 states have internal predecessors, (906), 185 states have call successors, (185), 113 states have call predecessors, (185), 116 states have return successors, (188), 180 states have call predecessors, (188), 184 states have call successors, (188) [2021-11-20 23:13:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-20 23:13:04,725 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 63 [2021-11-20 23:13:04,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:04,726 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-20 23:13:04,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 23:13:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-20 23:13:04,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-20 23:13:04,730 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:04,730 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:13:04,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-20 23:13:04,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:13:04,957 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:04,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:04,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1897458162, now seen corresponding path program 1 times [2021-11-20 23:13:04,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:04,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622260169] [2021-11-20 23:13:04,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:04,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:05,068 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:05,069 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:05,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622260169] [2021-11-20 23:13:05,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622260169] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:13:05,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510580713] [2021-11-20 23:13:05,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:05,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:13:05,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:13:05,078 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:13:05,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-20 23:13:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:05,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-20 23:13:05,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:13:05,493 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-20 23:13:05,493 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 23:13:05,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510580713] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:05,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 23:13:05,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-20 23:13:05,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655047514] [2021-11-20 23:13:05,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:05,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 23:13:05,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:05,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 23:13:05,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-20 23:13:05,495 INFO L87 Difference]: Start difference. First operand 990 states and 1279 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 23:13:05,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:05,844 INFO L93 Difference]: Finished difference Result 2032 states and 2614 transitions. [2021-11-20 23:13:05,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 23:13:05,845 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 64 [2021-11-20 23:13:05,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:05,854 INFO L225 Difference]: With dead ends: 2032 [2021-11-20 23:13:05,854 INFO L226 Difference]: Without dead ends: 1269 [2021-11-20 23:13:05,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-11-20 23:13:05,860 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 262 mSDsluCounter, 1480 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1586 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:05,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 1586 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:13:05,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-11-20 23:13:05,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 990. [2021-11-20 23:13:05,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 688 states have (on average 1.316860465116279) internal successors, (906), 698 states have internal predecessors, (906), 185 states have call successors, (185), 113 states have call predecessors, (185), 116 states have return successors, (188), 180 states have call predecessors, (188), 184 states have call successors, (188) [2021-11-20 23:13:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-20 23:13:05,972 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 64 [2021-11-20 23:13:05,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:05,972 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-20 23:13:05,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-20 23:13:05,973 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-20 23:13:05,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-20 23:13:05,976 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:05,976 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:13:06,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-20 23:13:06,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-20 23:13:06,189 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:06,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:06,190 INFO L85 PathProgramCache]: Analyzing trace with hash 359501611, now seen corresponding path program 1 times [2021-11-20 23:13:06,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:06,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314019274] [2021-11-20 23:13:06,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:06,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:13:06,258 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:06,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314019274] [2021-11-20 23:13:06,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314019274] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:06,258 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:13:06,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:13:06,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497587198] [2021-11-20 23:13:06,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:06,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:13:06,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:06,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:13:06,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:13:06,261 INFO L87 Difference]: Start difference. First operand 990 states and 1279 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-20 23:13:06,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:06,460 INFO L93 Difference]: Finished difference Result 2243 states and 2934 transitions. [2021-11-20 23:13:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:13:06,461 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 66 [2021-11-20 23:13:06,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:06,470 INFO L225 Difference]: With dead ends: 2243 [2021-11-20 23:13:06,470 INFO L226 Difference]: Without dead ends: 1270 [2021-11-20 23:13:06,474 INFO L932 BasicCegarLoop]: 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 [2021-11-20 23:13:06,475 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 135 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:06,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 543 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:13:06,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2021-11-20 23:13:06,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1267. [2021-11-20 23:13:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1267 states, 926 states have (on average 1.3304535637149029) internal successors, (1232), 941 states have internal predecessors, (1232), 202 states have call successors, (202), 133 states have call predecessors, (202), 138 states have return successors, (207), 195 states have call predecessors, (207), 201 states have call successors, (207) [2021-11-20 23:13:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1641 transitions. [2021-11-20 23:13:06,559 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1641 transitions. Word has length 66 [2021-11-20 23:13:06,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:06,559 INFO L470 AbstractCegarLoop]: Abstraction has 1267 states and 1641 transitions. [2021-11-20 23:13:06,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-20 23:13:06,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1641 transitions. [2021-11-20 23:13:06,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-20 23:13:06,563 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:06,563 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-20 23:13:06,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 23:13:06,564 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:06,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:06,564 INFO L85 PathProgramCache]: Analyzing trace with hash -563549209, now seen corresponding path program 1 times [2021-11-20 23:13:06,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:06,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636945384] [2021-11-20 23:13:06,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:06,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-20 23:13:06,670 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:06,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636945384] [2021-11-20 23:13:06,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636945384] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:13:06,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170619703] [2021-11-20 23:13:06,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:06,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:13:06,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:13:06,671 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:13:06,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-20 23:13:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:06,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-20 23:13:06,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:13:07,237 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-20 23:13:07,238 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:13:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 23:13:07,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [170619703] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:13:07,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [871584620] [2021-11-20 23:13:07,640 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-20 23:13:07,641 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:13:07,646 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:13:07,651 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:13:07,651 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:13:08,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:08,662 INFO L354 Elim1Store]: treesize reduction 140, result has 47.6 percent of original size [2021-11-20 23:13:08,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 106 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 14 case distinctions, treesize of input 82 treesize of output 182 [2021-11-20 23:13:09,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:09,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:09,732 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-20 23:13:09,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 122 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 28 case distinctions, treesize of input 92 treesize of output 193 [2021-11-20 23:13:10,289 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:13:10,295 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:13:11,553 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:13:14,064 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:13:14,675 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:13:14,699 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 139 for LOIs [2021-11-20 23:13:16,766 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:13:19,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [871584620] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:13:19,014 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:13:19,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 10, 10] total 24 [2021-11-20 23:13:19,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186529882] [2021-11-20 23:13:19,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:13:19,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 23:13:19,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:13:19,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 23:13:19,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=474, Unknown=0, NotChecked=0, Total=552 [2021-11-20 23:13:19,018 INFO L87 Difference]: Start difference. First operand 1267 states and 1641 transitions. Second operand has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-20 23:13:20,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:13:20,195 INFO L93 Difference]: Finished difference Result 2521 states and 3267 transitions. [2021-11-20 23:13:20,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 23:13:20,196 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 76 [2021-11-20 23:13:20,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:13:20,205 INFO L225 Difference]: With dead ends: 2521 [2021-11-20 23:13:20,205 INFO L226 Difference]: Without dead ends: 1271 [2021-11-20 23:13:20,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 212 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=78, Invalid=474, Unknown=0, NotChecked=0, Total=552 [2021-11-20 23:13:20,211 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 7 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 444 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:13:20,211 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 888 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 444 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-20 23:13:20,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1271 states. [2021-11-20 23:13:20,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1271 to 1271. [2021-11-20 23:13:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1271 states, 929 states have (on average 1.3293864370290636) internal successors, (1235), 944 states have internal predecessors, (1235), 202 states have call successors, (202), 133 states have call predecessors, (202), 139 states have return successors, (208), 196 states have call predecessors, (208), 201 states have call successors, (208) [2021-11-20 23:13:20,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 1645 transitions. [2021-11-20 23:13:20,292 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 1645 transitions. Word has length 76 [2021-11-20 23:13:20,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:13:20,293 INFO L470 AbstractCegarLoop]: Abstraction has 1271 states and 1645 transitions. [2021-11-20 23:13:20,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-20 23:13:20,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1645 transitions. [2021-11-20 23:13:20,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-20 23:13:20,297 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:13:20,297 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-20 23:13:20,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-20 23:13:20,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:13:20,521 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:13:20,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:13:20,522 INFO L85 PathProgramCache]: Analyzing trace with hash -860408528, now seen corresponding path program 1 times [2021-11-20 23:13:20,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:13:20,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775910544] [2021-11-20 23:13:20,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:20,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:13:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-20 23:13:20,636 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:13:20,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775910544] [2021-11-20 23:13:20,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775910544] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:13:20,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21779365] [2021-11-20 23:13:20,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:13:20,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:13:20,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:13:20,638 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:13:20,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-20 23:13:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:13:20,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-20 23:13:20,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:13:21,159 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 23:13:21,165 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:13:21,475 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-20 23:13:21,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21779365] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:13:21,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1913341180] [2021-11-20 23:13:21,480 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-20 23:13:21,480 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:13:21,481 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:13:21,481 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:13:21,481 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:13:21,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:21,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:22,148 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-20 23:13:22,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 122 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 28 case distinctions, treesize of input 92 treesize of output 193 [2021-11-20 23:13:22,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:22,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 126 [2021-11-20 23:13:25,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2021-11-20 23:13:26,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:26,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2021-11-20 23:13:26,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:26,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:26,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2021-11-20 23:13:28,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:28,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:28,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2021-11-20 23:13:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:29,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2021-11-20 23:13:29,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 10 [2021-11-20 23:13:31,160 INFO L388 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 11 treesize of output 7 [2021-11-20 23:13:31,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:31,442 INFO L244 Elim1Store]: Index analysis took 191 ms [2021-11-20 23:13:31,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 30 select indices, 30 select index equivalence classes, 229 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 278 treesize of output 364 [2021-11-20 23:13:32,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:32,534 INFO L244 Elim1Store]: Index analysis took 188 ms [2021-11-20 23:13:32,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 30 select indices, 30 select index equivalence classes, 229 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 280 treesize of output 366 [2021-11-20 23:13:33,964 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-20 23:13:33,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1569 treesize of output 1572 [2021-11-20 23:13:34,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,244 INFO L244 Elim1Store]: Index analysis took 184 ms [2021-11-20 23:13:34,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,329 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:13:34,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:13:34,426 INFO L354 Elim1Store]: treesize reduction 94, result has 21.7 percent of original size [2021-11-20 23:13:34,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 31 select indices, 31 select index equivalence classes, 255 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 33 case distinctions, treesize of input 1572 treesize of output 1489 [2021-11-20 23:13:34,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,782 INFO L244 Elim1Store]: Index analysis took 248 ms [2021-11-20 23:13:34,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:13:34,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:13:34,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 23:13:35,004 INFO L354 Elim1Store]: treesize reduction 100, result has 20.6 percent of original size [2021-11-20 23:13:35,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 31 select indices, 31 select index equivalence classes, 255 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 33 case distinctions, treesize of input 1575 treesize of output 1492 [2021-11-20 23:13:43,980 INFO L388 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 14 treesize of output 10 [2021-11-20 23:13:44,472 INFO L388 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 14 treesize of output 10 [2021-11-20 23:13:44,559 INFO L388 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 16 treesize of output 12 [2021-11-20 23:14:59,514 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 393 for LOIs [2021-11-20 23:15:04,665 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_irq_1 with input of size 159 for LOIs [2021-11-20 23:15:07,745 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:15:28,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1913341180] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:15:28,129 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:15:28,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [8, 10, 10] total 36 [2021-11-20 23:15:28,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752809500] [2021-11-20 23:15:28,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:15:28,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-20 23:15:28,130 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:15:28,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-20 23:15:28,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1088, Unknown=0, NotChecked=0, Total=1260 [2021-11-20 23:15:28,131 INFO L87 Difference]: Start difference. First operand 1271 states and 1645 transitions. Second operand has 20 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 14 states have internal predecessors, (39), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2021-11-20 23:15:34,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:15:34,794 INFO L93 Difference]: Finished difference Result 2639 states and 3428 transitions. [2021-11-20 23:15:34,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 23:15:34,796 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 14 states have internal predecessors, (39), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 77 [2021-11-20 23:15:34,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:15:34,808 INFO L225 Difference]: With dead ends: 2639 [2021-11-20 23:15:34,808 INFO L226 Difference]: Without dead ends: 1389 [2021-11-20 23:15:34,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 201 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 24.3s TimeCoverageRelationStatistics Valid=209, Invalid=1273, Unknown=0, NotChecked=0, Total=1482 [2021-11-20 23:15:34,814 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 40 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 1235 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 1799 SdHoareTripleChecker+Invalid, 1450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 1235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 193 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-20 23:15:34,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 1799 Invalid, 1450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 1235 Invalid, 0 Unknown, 193 Unchecked, 2.8s Time] [2021-11-20 23:15:34,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1389 states. [2021-11-20 23:15:34,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1389 to 1358. [2021-11-20 23:15:34,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1358 states, 1012 states have (on average 1.33300395256917) internal successors, (1349), 1027 states have internal predecessors, (1349), 204 states have call successors, (204), 135 states have call predecessors, (204), 141 states have return successors, (210), 198 states have call predecessors, (210), 203 states have call successors, (210) [2021-11-20 23:15:34,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1358 states and 1763 transitions. [2021-11-20 23:15:34,908 INFO L78 Accepts]: Start accepts. Automaton has 1358 states and 1763 transitions. Word has length 77 [2021-11-20 23:15:34,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:15:34,909 INFO L470 AbstractCegarLoop]: Abstraction has 1358 states and 1763 transitions. [2021-11-20 23:15:34,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 14 states have internal predecessors, (39), 4 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2021-11-20 23:15:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1763 transitions. [2021-11-20 23:15:34,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-20 23:15:34,913 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:15:34,913 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-20 23:15:34,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-20 23:15:35,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-20 23:15:35,129 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:15:35,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:15:35,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1232467035, now seen corresponding path program 1 times [2021-11-20 23:15:35,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:15:35,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21063594] [2021-11-20 23:15:35,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:15:35,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:15:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:15:35,234 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-20 23:15:35,234 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:15:35,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21063594] [2021-11-20 23:15:35,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21063594] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:15:35,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892995415] [2021-11-20 23:15:35,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:15:35,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:15:35,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:15:35,236 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:15:35,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-20 23:15:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:15:35,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:15:35,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:15:35,566 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:15:35,566 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:15:35,708 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-20 23:15:35,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892995415] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-20 23:15:35,709 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-20 23:15:35,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 5 [2021-11-20 23:15:35,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427816111] [2021-11-20 23:15:35,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:15:35,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:15:35,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:15:35,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:15:35,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:15:35,710 INFO L87 Difference]: Start difference. First operand 1358 states and 1763 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-20 23:15:35,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:15:35,918 INFO L93 Difference]: Finished difference Result 3204 states and 4111 transitions. [2021-11-20 23:15:35,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:15:35,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 78 [2021-11-20 23:15:35,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:15:35,932 INFO L225 Difference]: With dead ends: 3204 [2021-11-20 23:15:35,932 INFO L226 Difference]: Without dead ends: 1954 [2021-11-20 23:15:35,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:15:35,937 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 224 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:15:35,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [224 Valid, 427 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:15:35,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1954 states. [2021-11-20 23:15:36,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1954 to 1951. [2021-11-20 23:15:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1951 states, 1413 states have (on average 1.3177636234961077) internal successors, (1862), 1433 states have internal predecessors, (1862), 303 states have call successors, (303), 226 states have call predecessors, (303), 234 states have return successors, (311), 295 states have call predecessors, (311), 302 states have call successors, (311) [2021-11-20 23:15:36,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1951 states and 2476 transitions. [2021-11-20 23:15:36,094 INFO L78 Accepts]: Start accepts. Automaton has 1951 states and 2476 transitions. Word has length 78 [2021-11-20 23:15:36,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:15:36,096 INFO L470 AbstractCegarLoop]: Abstraction has 1951 states and 2476 transitions. [2021-11-20 23:15:36,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-20 23:15:36,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2476 transitions. [2021-11-20 23:15:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-20 23:15:36,100 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:15:36,100 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-20 23:15:36,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-20 23:15:36,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-20 23:15:36,313 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:15:36,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:15:36,314 INFO L85 PathProgramCache]: Analyzing trace with hash 379621498, now seen corresponding path program 1 times [2021-11-20 23:15:36,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:15:36,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083159343] [2021-11-20 23:15:36,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:15:36,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:15:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:15:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-20 23:15:36,477 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:15:36,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083159343] [2021-11-20 23:15:36,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083159343] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:15:36,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49796972] [2021-11-20 23:15:36,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:15:36,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:15:36,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:15:36,479 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:15:36,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-20 23:15:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:15:36,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 23:15:36,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:15:36,878 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-20 23:15:36,878 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:15:37,086 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-20 23:15:37,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49796972] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:15:37,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [617576898] [2021-11-20 23:15:37,090 INFO L159 IcfgInterpreter]: Started Sifa with 57 locations of interest [2021-11-20 23:15:37,091 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:15:37,091 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:15:37,091 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:15:37,092 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:15:37,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:15:37,733 INFO L354 Elim1Store]: treesize reduction 140, result has 47.6 percent of original size [2021-11-20 23:15:37,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 106 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 14 case distinctions, treesize of input 82 treesize of output 182 [2021-11-20 23:15:38,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:15:38,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 23:15:38,507 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-20 23:15:38,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 122 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 28 case distinctions, treesize of input 92 treesize of output 193 [2021-11-20 23:15:39,668 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:15:39,671 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:15:41,000 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:15:43,583 INFO L388 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 11 treesize of output 7 [2021-11-20 23:15:44,420 INFO L388 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 11 treesize of output 7 [2021-11-20 23:15:44,466 INFO L388 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 13 treesize of output 9 [2021-11-20 23:15:45,281 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-20 23:15:45,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 131 treesize of output 134 [2021-11-20 23:15:45,318 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-20 23:15:45,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 137 [2021-11-20 23:15:45,351 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-20 23:15:45,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 137 treesize of output 140 [2021-11-20 23:15:46,160 INFO L388 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 16 treesize of output 12 [2021-11-20 23:15:46,359 INFO L388 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 14 treesize of output 10 [2021-11-20 23:15:46,569 INFO L388 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 14 treesize of output 10 [2021-11-20 23:17:46,815 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:17:47,303 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-20 23:17:47,311 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 163 for LOIs [2021-11-20 23:17:52,886 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_shutdown with input of size 146 for LOIs [2021-11-20 23:17:54,244 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_alarm_irq_enable with input of size 150 for LOIs [2021-11-20 23:18:04,117 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_wait_while_busy with input of size 139 for LOIs [2021-11-20 23:18:11,988 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_spin_lock_check with input of size 127 for LOIs [2021-11-20 23:18:12,758 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 127 for LOIs [2021-11-20 23:18:13,227 INFO L197 IcfgInterpreter]: Interpreting procedure dev_get_drvdata with input of size 148 for LOIs [2021-11-20 23:18:17,981 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 135 for LOIs [2021-11-20 23:18:20,091 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:18:47,138 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-20 23:18:47,138 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:18:47,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-20 23:18:47,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45969935] [2021-11-20 23:18:47,139 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:18:47,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 23:18:47,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:18:47,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 23:18:47,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=2656, Unknown=0, NotChecked=0, Total=2862 [2021-11-20 23:18:47,141 INFO L87 Difference]: Start difference. First operand 1951 states and 2476 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-20 23:18:47,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:18:47,463 INFO L93 Difference]: Finished difference Result 3887 states and 4940 transitions. [2021-11-20 23:18:47,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 23:18:47,464 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 79 [2021-11-20 23:18:47,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:18:47,476 INFO L225 Difference]: With dead ends: 3887 [2021-11-20 23:18:47,477 INFO L226 Difference]: Without dead ends: 1958 [2021-11-20 23:18:47,484 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 183 SyntacticMatches, 4 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 971 ImplicationChecksByTransitivity, 27.1s TimeCoverageRelationStatistics Valid=213, Invalid=2757, Unknown=0, NotChecked=0, Total=2970 [2021-11-20 23:18:47,486 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 90 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:18:47,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 786 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:18:47,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1958 states. [2021-11-20 23:18:47,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1958 to 1958. [2021-11-20 23:18:47,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1958 states, 1420 states have (on average 1.3161971830985915) internal successors, (1869), 1440 states have internal predecessors, (1869), 303 states have call successors, (303), 226 states have call predecessors, (303), 234 states have return successors, (311), 295 states have call predecessors, (311), 302 states have call successors, (311) [2021-11-20 23:18:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2483 transitions. [2021-11-20 23:18:47,647 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2483 transitions. Word has length 79 [2021-11-20 23:18:47,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:18:47,648 INFO L470 AbstractCegarLoop]: Abstraction has 1958 states and 2483 transitions. [2021-11-20 23:18:47,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-20 23:18:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2483 transitions. [2021-11-20 23:18:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-20 23:18:47,653 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:18:47,653 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 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] [2021-11-20 23:18:47,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-20 23:18:47,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:18:47,869 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:18:47,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:18:47,870 INFO L85 PathProgramCache]: Analyzing trace with hash -5083215, now seen corresponding path program 2 times [2021-11-20 23:18:47,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:18:47,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601750526] [2021-11-20 23:18:47,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:18:47,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:18:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 23:18:47,937 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 23:18:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 23:18:48,075 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-20 23:18:48,075 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 23:18:48,076 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 23:18:48,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-20 23:18:48,081 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:18:48,084 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 23:18:48,102 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,103 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,104 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,104 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,105 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,105 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,112 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,112 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,113 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,114 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,114 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,114 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,114 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,115 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,117 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,117 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,118 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,118 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,118 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,121 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,125 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,125 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,125 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,125 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,128 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,128 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,128 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,128 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,128 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,129 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,129 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,129 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,129 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,129 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,130 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,130 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,130 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,130 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,130 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,131 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,131 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,131 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,131 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,131 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,132 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,132 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,132 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,132 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,132 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,133 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,133 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,133 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,133 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,133 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,133 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,134 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,134 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,134 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,134 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,135 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,135 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,135 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,135 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,135 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,137 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,137 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,137 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,142 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,142 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,142 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,144 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:18:48,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:18:48,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:18:48 BoogieIcfgContainer [2021-11-20 23:18:48,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 23:18:48,297 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 23:18:48,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 23:18:48,298 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 23:18:48,298 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:12:58" (3/4) ... [2021-11-20 23:18:48,301 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 23:18:48,302 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 23:18:48,303 INFO L158 Benchmark]: Toolchain (without parser) took 353407.33ms. Allocated memory was 107.0MB in the beginning and 629.1MB in the end (delta: 522.2MB). Free memory was 70.5MB in the beginning and 495.4MB in the end (delta: -424.9MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. [2021-11-20 23:18:48,304 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:18:48,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1109.36ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 70.2MB in the beginning and 72.2MB in the end (delta: -2.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-20 23:18:48,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.65ms. Allocated memory is still 134.2MB. Free memory was 72.2MB in the beginning and 66.7MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 23:18:48,305 INFO L158 Benchmark]: Boogie Preprocessor took 103.85ms. Allocated memory is still 134.2MB. Free memory was 66.7MB in the beginning and 61.2MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 23:18:48,310 INFO L158 Benchmark]: RCFGBuilder took 1905.03ms. Allocated memory is still 134.2MB. Free memory was 61.2MB in the beginning and 88.4MB in the end (delta: -27.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-11-20 23:18:48,310 INFO L158 Benchmark]: TraceAbstraction took 350161.43ms. Allocated memory was 134.2MB in the beginning and 629.1MB in the end (delta: 494.9MB). Free memory was 87.6MB in the beginning and 496.5MB in the end (delta: -408.9MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2021-11-20 23:18:48,311 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 629.1MB. Free memory was 496.5MB in the beginning and 495.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 23:18:48,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1109.36ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 70.2MB in the beginning and 72.2MB in the end (delta: -2.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.65ms. Allocated memory is still 134.2MB. Free memory was 72.2MB in the beginning and 66.7MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.85ms. Allocated memory is still 134.2MB. Free memory was 66.7MB in the beginning and 61.2MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1905.03ms. Allocated memory is still 134.2MB. Free memory was 61.2MB in the beginning and 88.4MB in the end (delta: -27.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * TraceAbstraction took 350161.43ms. Allocated memory was 134.2MB in the beginning and 629.1MB in the end (delta: 494.9MB). Free memory was 87.6MB in the beginning and 496.5MB in the end (delta: -408.9MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 629.1MB. Free memory was 496.5MB in the beginning and 495.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227, overapproximation of bitwiseAnd at line 1838. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={628:631}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={628:631}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={628:631}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={628:631}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={628:631}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={628:631}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={628:631}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={628:631}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={628:631}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 305 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 349.9s, OverallIterations: 16, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 11.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3050 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2996 mSDsluCounter, 14683 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 193 IncrementalHoareTripleChecker+Unchecked, 12245 mSDsCounter, 74 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3747 IncrementalHoareTripleChecker+Invalid, 4014 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 74 mSolverCounterUnsat, 3842 mSDtfsCounter, 3747 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1229 GetRequests, 1004 SyntacticMatches, 8 SemanticMatches, 217 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1365 ImplicationChecksByTransitivity, 54.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1958occurred in iteration=15, InterpolantAutomatonStates: 120, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 780 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1555 NumberOfCodeBlocks, 1555 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 1756 ConstructedInterpolants, 0 QuantifiedInterpolants, 2867 SizeOfPredicates, 25 NumberOfNonLiveVariables, 5077 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 27 InterpolantComputations, 12 PerfectInterpolantSequences, 459/526 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 115.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 5, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 45, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 78, TOOLS_POST_TIME: 77.1s, TOOLS_POST_CALL_APPLICATIONS: 22, TOOLS_POST_CALL_TIME: 17.8s, TOOLS_POST_RETURN_APPLICATIONS: 18, TOOLS_POST_RETURN_TIME: 18.8s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 118, TOOLS_QUANTIFIERELIM_TIME: 113.7s, TOOLS_QUANTIFIERELIM_MAX_TIME: 10.7s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 162, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME: 1.2s, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME: 0.1s, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME: 52.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 52.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 18, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME: 0.2s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.2s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 1734, DAG_COMPRESSION_RETAINED_NODES: 191, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-20 23:18:48,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P --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 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:18:50,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:18:50,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:18:50,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:18:50,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:18:50,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:18:50,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:18:50,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:18:50,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:18:50,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:18:50,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:18:50,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:18:50,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:18:50,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:18:50,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:18:50,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:18:50,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:18:50,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:18:50,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:18:50,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:18:50,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:18:50,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:18:50,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:18:50,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:18:50,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:18:50,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:18:50,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:18:50,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:18:50,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:18:50,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:18:50,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:18:50,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:18:50,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:18:50,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:18:50,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:18:50,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:18:50,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:18:50,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:18:50,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:18:50,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:18:50,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:18:50,956 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-20 23:18:50,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:18:50,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:18:51,000 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:18:51,000 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:18:51,001 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:18:51,001 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:18:51,001 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:18:51,002 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:18:51,002 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:18:51,002 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:18:51,002 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:18:51,002 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:18:51,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:18:51,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:18:51,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:18:51,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:18:51,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:18:51,004 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:18:51,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:18:51,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:18:51,005 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:18:51,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:18:51,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:18:51,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:18:51,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:18:51,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:18:51,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:18:51,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:18:51,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:18:51,007 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:18:51,007 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:18:51,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:18:51,008 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:18:51,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:18:51,008 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-11-20 23:18:51,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:18:51,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:18:51,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:18:51,434 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:18:51,435 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:18:51,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-20 23:18:51,513 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data/be42d1162/c83c745017e342a5bffc1117a3944fd3/FLAG50050daa7 [2021-11-20 23:18:52,264 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:18:52,265 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-20 23:18:52,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data/be42d1162/c83c745017e342a5bffc1117a3944fd3/FLAG50050daa7 [2021-11-20 23:18:52,390 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/data/be42d1162/c83c745017e342a5bffc1117a3944fd3 [2021-11-20 23:18:52,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:18:52,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:18:52,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:18:52,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:18:52,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:18:52,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:18:52" (1/1) ... [2021-11-20 23:18:52,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cbaa156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:52, skipping insertion in model container [2021-11-20 23:18:52,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:18:52" (1/1) ... [2021-11-20 23:18:52,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:18:52,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:18:52,971 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_38921267-10c5-40dc-988a-96b50deff315/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-11-20 23:18:53,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:18:53,400 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:18:53,493 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_38921267-10c5-40dc-988a-96b50deff315/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-11-20 23:18:53,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:18:53,590 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:18:53,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53 WrapperNode [2021-11-20 23:18:53,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:18:53,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:18:53,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:18:53,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:18:53,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,711 INFO L137 Inliner]: procedures = 121, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 791 [2021-11-20 23:18:53,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:18:53,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:18:53,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:18:53,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:18:53,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:18:53,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:18:53,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:18:53,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:18:53,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (1/1) ... [2021-11-20 23:18:53,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:18:53,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:18:53,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:18:53,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:18:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-20 23:18:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-20 23:18:53,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-20 23:18:53,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-20 23:18:53,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-20 23:18:53,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 23:18:53,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 23:18:53,994 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-11-20 23:18:53,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-11-20 23:18:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-11-20 23:18:53,995 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-11-20 23:18:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-20 23:18:53,996 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-20 23:18:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-11-20 23:18:53,996 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-11-20 23:18:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-11-20 23:18:53,997 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-11-20 23:18:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-11-20 23:18:53,997 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-11-20 23:18:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 23:18:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 23:18:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-11-20 23:18:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-11-20 23:18:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-20 23:18:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-20 23:18:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 23:18:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 23:18:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-11-20 23:18:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-11-20 23:18:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 23:18:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 23:18:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-11-20 23:18:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-11-20 23:18:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-11-20 23:18:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-11-20 23:18:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-11-20 23:18:54,001 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-11-20 23:18:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 23:18:54,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 23:18:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 23:18:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:18:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-11-20 23:18:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-11-20 23:18:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:18:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-20 23:18:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-20 23:18:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 23:18:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 23:18:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 23:18:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-20 23:18:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-20 23:18:54,004 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-20 23:18:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-20 23:18:54,004 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-20 23:18:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-20 23:18:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-20 23:18:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-20 23:18:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-20 23:18:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:18:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-20 23:18:54,008 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-20 23:18:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 23:18:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-20 23:18:54,009 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-20 23:18:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-20 23:18:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-11-20 23:18:54,009 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-11-20 23:18:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-11-20 23:18:54,010 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-11-20 23:18:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-20 23:18:54,010 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-20 23:18:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 23:18:54,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 23:18:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-11-20 23:18:54,011 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-11-20 23:18:54,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:18:54,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:18:54,423 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:18:54,425 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:18:54,741 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 23:18:57,149 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:18:57,161 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:18:57,161 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 23:18:57,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:18:57 BoogieIcfgContainer [2021-11-20 23:18:57,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:18:57,166 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:18:57,166 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:18:57,169 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:18:57,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:18:52" (1/3) ... [2021-11-20 23:18:57,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@501e9599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:18:57, skipping insertion in model container [2021-11-20 23:18:57,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:18:53" (2/3) ... [2021-11-20 23:18:57,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@501e9599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:18:57, skipping insertion in model container [2021-11-20 23:18:57,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:18:57" (3/3) ... [2021-11-20 23:18:57,173 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-20 23:18:57,178 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:18:57,178 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 23:18:57,230 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 23:18:57,236 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 23:18:57,237 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 23:18:57,264 INFO L276 IsEmpty]: Start isEmpty. Operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-11-20 23:18:57,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-20 23:18:57,278 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:18:57,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:18:57,280 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:18:57,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:18:57,285 INFO L85 PathProgramCache]: Analyzing trace with hash -422849068, now seen corresponding path program 1 times [2021-11-20 23:18:57,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:18:57,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147208345] [2021-11-20 23:18:57,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:18:57,301 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:18:57,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:18:57,304 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:18:57,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-20 23:18:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:18:57,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-20 23:18:57,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:18:57,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:18:57,883 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:18:58,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:18:58,095 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:18:58,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [147208345] [2021-11-20 23:18:58,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [147208345] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:18:58,096 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:18:58,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-20 23:18:58,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915246057] [2021-11-20 23:18:58,099 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:18:58,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:18:58,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:18:58,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:18:58,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:18:58,133 INFO L87 Difference]: Start difference. First operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-20 23:18:58,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:18:58,327 INFO L93 Difference]: Finished difference Result 759 states and 1079 transitions. [2021-11-20 23:18:58,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:18:58,332 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2021-11-20 23:18:58,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:18:58,361 INFO L225 Difference]: With dead ends: 759 [2021-11-20 23:18:58,361 INFO L226 Difference]: Without dead ends: 367 [2021-11-20 23:18:58,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:18:58,378 INFO L933 BasicCegarLoop]: 509 mSDtfsCounter, 0 mSDsluCounter, 1014 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1523 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 23:18:58,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1523 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 23:18:58,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-11-20 23:18:58,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 367. [2021-11-20 23:18:58,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 264 states have (on average 1.3106060606060606) internal successors, (346), 266 states have internal predecessors, (346), 73 states have call successors, (73), 30 states have call predecessors, (73), 29 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2021-11-20 23:18:58,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 491 transitions. [2021-11-20 23:18:58,464 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 491 transitions. Word has length 39 [2021-11-20 23:18:58,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:18:58,470 INFO L470 AbstractCegarLoop]: Abstraction has 367 states and 491 transitions. [2021-11-20 23:18:58,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-20 23:18:58,471 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 491 transitions. [2021-11-20 23:18:58,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-20 23:18:58,483 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:18:58,484 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:18:58,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-20 23:18:58,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:18:58,698 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:18:58,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:18:58,702 INFO L85 PathProgramCache]: Analyzing trace with hash 568447924, now seen corresponding path program 1 times [2021-11-20 23:18:58,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:18:58,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [78577910] [2021-11-20 23:18:58,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:18:58,704 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:18:58,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:18:58,705 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:18:58,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-20 23:18:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:18:59,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:18:59,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:18:59,268 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:18:59,268 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:18:59,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:18:59,610 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:18:59,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [78577910] [2021-11-20 23:18:59,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [78577910] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:18:59,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1431020418] [2021-11-20 23:18:59,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:18:59,611 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:18:59,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:18:59,615 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:18:59,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-20 23:18:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:18:59,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 23:18:59,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:00,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 23:19:00,108 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 23:19:00,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1431020418] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:19:00,223 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-20 23:19:00,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-20 23:19:00,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049140012] [2021-11-20 23:19:00,225 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:19:00,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:19:00,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:00,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:19:00,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-20 23:19:00,227 INFO L87 Difference]: Start difference. First operand 367 states and 491 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-20 23:19:00,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:00,302 INFO L93 Difference]: Finished difference Result 619 states and 817 transitions. [2021-11-20 23:19:00,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:19:00,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 41 [2021-11-20 23:19:00,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:00,310 INFO L225 Difference]: With dead ends: 619 [2021-11-20 23:19:00,310 INFO L226 Difference]: Without dead ends: 261 [2021-11-20 23:19:00,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-20 23:19:00,313 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 327 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:00,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 333 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 23:19:00,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2021-11-20 23:19:00,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2021-11-20 23:19:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 189 states have (on average 1.2751322751322751) internal successors, (241), 190 states have internal predecessors, (241), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-11-20 23:19:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 336 transitions. [2021-11-20 23:19:00,386 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 336 transitions. Word has length 41 [2021-11-20 23:19:00,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:00,389 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 336 transitions. [2021-11-20 23:19:00,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-20 23:19:00,390 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 336 transitions. [2021-11-20 23:19:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-20 23:19:00,397 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:00,397 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:19:00,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:00,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:00,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:19:00,804 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:00,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:00,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1876641677, now seen corresponding path program 1 times [2021-11-20 23:19:00,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:00,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [793045982] [2021-11-20 23:19:00,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:00,810 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:00,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:00,811 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:00,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-20 23:19:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:01,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:19:01,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:01,346 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:01,698 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:01,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [793045982] [2021-11-20 23:19:01,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [793045982] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:01,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [158208652] [2021-11-20 23:19:01,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:01,699 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:01,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:01,713 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:01,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2021-11-20 23:19:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:02,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 23:19:02,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:02,221 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:02,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:02,377 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:02,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [158208652] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:19:02,378 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-20 23:19:02,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-20 23:19:02,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146460642] [2021-11-20 23:19:02,379 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:19:02,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:19:02,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:02,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:19:02,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-20 23:19:02,380 INFO L87 Difference]: Start difference. First operand 261 states and 336 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-20 23:19:02,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:02,535 INFO L93 Difference]: Finished difference Result 624 states and 805 transitions. [2021-11-20 23:19:02,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:19:02,537 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 59 [2021-11-20 23:19:02,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:02,541 INFO L225 Difference]: With dead ends: 624 [2021-11-20 23:19:02,543 INFO L226 Difference]: Without dead ends: 372 [2021-11-20 23:19:02,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-20 23:19:02,550 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 144 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 648 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:02,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 648 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:19:02,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-11-20 23:19:02,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 369. [2021-11-20 23:19:02,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 271 states have (on average 1.2841328413284132) internal successors, (348), 273 states have internal predecessors, (348), 65 states have call successors, (65), 33 states have call predecessors, (65), 32 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-20 23:19:02,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 477 transitions. [2021-11-20 23:19:02,601 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 477 transitions. Word has length 59 [2021-11-20 23:19:02,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:02,601 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 477 transitions. [2021-11-20 23:19:02,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-20 23:19:02,602 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 477 transitions. [2021-11-20 23:19:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-20 23:19:02,607 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:02,609 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:19:02,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:02,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-20 23:19:03,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:19:03,013 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:03,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:03,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1480147069, now seen corresponding path program 1 times [2021-11-20 23:19:03,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:03,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95502102] [2021-11-20 23:19:03,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:03,015 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:03,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:03,016 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:03,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-20 23:19:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:03,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:19:03,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:03,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:03,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:03,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:03,842 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:03,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [95502102] [2021-11-20 23:19:03,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [95502102] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:03,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [976297563] [2021-11-20 23:19:03,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:03,843 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:03,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:03,854 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:03,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-11-20 23:19:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:04,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 23:19:04,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:04,382 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:04,382 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:04,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [976297563] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:19:04,545 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-20 23:19:04,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [5, 5] total 11 [2021-11-20 23:19:04,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765422275] [2021-11-20 23:19:04,546 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:19:04,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:19:04,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:04,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:19:04,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-20 23:19:04,548 INFO L87 Difference]: Start difference. First operand 369 states and 477 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-20 23:19:04,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:04,722 INFO L93 Difference]: Finished difference Result 736 states and 956 transitions. [2021-11-20 23:19:04,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:19:04,722 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 59 [2021-11-20 23:19:04,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:04,727 INFO L225 Difference]: With dead ends: 736 [2021-11-20 23:19:04,728 INFO L226 Difference]: Without dead ends: 385 [2021-11-20 23:19:04,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-20 23:19:04,731 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 322 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:04,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [326 Valid, 980 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:19:04,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2021-11-20 23:19:04,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 379. [2021-11-20 23:19:04,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 279 states have (on average 1.2724014336917562) internal successors, (355), 281 states have internal predecessors, (355), 65 states have call successors, (65), 35 states have call predecessors, (65), 34 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-20 23:19:04,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 484 transitions. [2021-11-20 23:19:04,764 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 484 transitions. Word has length 59 [2021-11-20 23:19:04,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:04,765 INFO L470 AbstractCegarLoop]: Abstraction has 379 states and 484 transitions. [2021-11-20 23:19:04,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-20 23:19:04,765 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 484 transitions. [2021-11-20 23:19:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-20 23:19:04,767 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:04,767 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:19:04,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:04,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-20 23:19:05,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:19:05,171 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:05,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:05,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1579381705, now seen corresponding path program 1 times [2021-11-20 23:19:05,172 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:05,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1751921379] [2021-11-20 23:19:05,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:05,172 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:05,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:05,173 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:05,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-20 23:19:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:05,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:19:05,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:05,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:05,957 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:05,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1751921379] [2021-11-20 23:19:05,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1751921379] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:05,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [913150542] [2021-11-20 23:19:05,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:05,958 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:05,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:05,959 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:05,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-11-20 23:19:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:06,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 23:19:06,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:06,529 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:06,529 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:06,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [913150542] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:19:06,698 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-20 23:19:06,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [5, 5] total 11 [2021-11-20 23:19:06,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551035385] [2021-11-20 23:19:06,698 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:19:06,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:19:06,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:06,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:19:06,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-20 23:19:06,700 INFO L87 Difference]: Start difference. First operand 379 states and 484 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-20 23:19:06,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:06,861 INFO L93 Difference]: Finished difference Result 756 states and 968 transitions. [2021-11-20 23:19:06,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:19:06,862 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 58 [2021-11-20 23:19:06,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:06,866 INFO L225 Difference]: With dead ends: 756 [2021-11-20 23:19:06,866 INFO L226 Difference]: Without dead ends: 395 [2021-11-20 23:19:06,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-20 23:19:06,869 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 321 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:06,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [325 Valid, 977 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 23:19:06,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2021-11-20 23:19:06,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 389. [2021-11-20 23:19:06,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 287 states have (on average 1.2613240418118468) internal successors, (362), 289 states have internal predecessors, (362), 65 states have call successors, (65), 37 states have call predecessors, (65), 36 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-20 23:19:06,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 491 transitions. [2021-11-20 23:19:06,901 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 491 transitions. Word has length 58 [2021-11-20 23:19:06,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:06,902 INFO L470 AbstractCegarLoop]: Abstraction has 389 states and 491 transitions. [2021-11-20 23:19:06,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-20 23:19:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 491 transitions. [2021-11-20 23:19:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-20 23:19:06,904 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:06,904 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:19:06,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:07,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2021-11-20 23:19:07,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:07,324 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:07,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:07,325 INFO L85 PathProgramCache]: Analyzing trace with hash 238666508, now seen corresponding path program 1 times [2021-11-20 23:19:07,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:07,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [345236667] [2021-11-20 23:19:07,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:07,325 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:07,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:07,326 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:07,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-20 23:19:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:07,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:19:07,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:07,794 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:07,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:08,081 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:08,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [345236667] [2021-11-20 23:19:08,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [345236667] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:08,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1361957429] [2021-11-20 23:19:08,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:08,082 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:08,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:08,093 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:08,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-20 23:19:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:08,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 23:19:08,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:08,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:08,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:08,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1361957429] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:19:08,767 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-20 23:19:08,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [5, 5] total 11 [2021-11-20 23:19:08,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43208248] [2021-11-20 23:19:08,768 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:19:08,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:19:08,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:08,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:19:08,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-20 23:19:08,769 INFO L87 Difference]: Start difference. First operand 389 states and 491 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-20 23:19:08,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:08,932 INFO L93 Difference]: Finished difference Result 776 states and 980 transitions. [2021-11-20 23:19:08,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:19:08,933 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 60 [2021-11-20 23:19:08,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:08,936 INFO L225 Difference]: With dead ends: 776 [2021-11-20 23:19:08,936 INFO L226 Difference]: Without dead ends: 405 [2021-11-20 23:19:08,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-20 23:19:08,939 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 317 mSDsluCounter, 645 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:08,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [321 Valid, 974 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:19:08,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2021-11-20 23:19:08,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 399. [2021-11-20 23:19:08,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 295 states have (on average 1.2508474576271187) internal successors, (369), 297 states have internal predecessors, (369), 65 states have call successors, (65), 39 states have call predecessors, (65), 38 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-20 23:19:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 498 transitions. [2021-11-20 23:19:08,982 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 498 transitions. Word has length 60 [2021-11-20 23:19:08,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:08,982 INFO L470 AbstractCegarLoop]: Abstraction has 399 states and 498 transitions. [2021-11-20 23:19:08,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-20 23:19:08,982 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 498 transitions. [2021-11-20 23:19:08,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-20 23:19:08,984 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:08,984 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:19:09,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:09,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2021-11-20 23:19:09,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:09,398 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:09,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:09,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1364675034, now seen corresponding path program 1 times [2021-11-20 23:19:09,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:09,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [896597794] [2021-11-20 23:19:09,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:09,400 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:09,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:09,401 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:09,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-20 23:19:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:09,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:19:09,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:09,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:09,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:10,217 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-20 23:19:10,217 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:10,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [896597794] [2021-11-20 23:19:10,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [896597794] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:10,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1258619756] [2021-11-20 23:19:10,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:10,222 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:10,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:10,223 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:10,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-11-20 23:19:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:10,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 23:19:10,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:10,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:10,696 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:10,852 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:10,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1258619756] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:19:10,852 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-20 23:19:10,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [5, 5] total 11 [2021-11-20 23:19:10,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800410839] [2021-11-20 23:19:10,853 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:19:10,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:19:10,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:10,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:19:10,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-20 23:19:10,854 INFO L87 Difference]: Start difference. First operand 399 states and 498 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-20 23:19:11,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:11,066 INFO L93 Difference]: Finished difference Result 1100 states and 1372 transitions. [2021-11-20 23:19:11,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 23:19:11,067 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 57 [2021-11-20 23:19:11,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:11,074 INFO L225 Difference]: With dead ends: 1100 [2021-11-20 23:19:11,074 INFO L226 Difference]: Without dead ends: 719 [2021-11-20 23:19:11,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-20 23:19:11,077 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 298 mSDsluCounter, 1100 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 1496 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:11,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [302 Valid, 1496 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:19:11,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2021-11-20 23:19:11,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 666. [2021-11-20 23:19:11,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 666 states, 496 states have (on average 1.2600806451612903) internal successors, (625), 500 states have internal predecessors, (625), 105 states have call successors, (105), 65 states have call predecessors, (105), 64 states have return successors, (107), 102 states have call predecessors, (107), 104 states have call successors, (107) [2021-11-20 23:19:11,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 837 transitions. [2021-11-20 23:19:11,141 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 837 transitions. Word has length 57 [2021-11-20 23:19:11,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:11,142 INFO L470 AbstractCegarLoop]: Abstraction has 666 states and 837 transitions. [2021-11-20 23:19:11,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-20 23:19:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 837 transitions. [2021-11-20 23:19:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-20 23:19:11,145 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:11,145 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:19:11,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:11,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:11,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:11,561 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:11,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:11,561 INFO L85 PathProgramCache]: Analyzing trace with hash -899756914, now seen corresponding path program 1 times [2021-11-20 23:19:11,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:11,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1509713449] [2021-11-20 23:19:11,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:11,562 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:11,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:11,563 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:11,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-20 23:19:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:11,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:19:11,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-20 23:19:12,077 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:12,419 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-20 23:19:12,420 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:12,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1509713449] [2021-11-20 23:19:12,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1509713449] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:12,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [447532999] [2021-11-20 23:19:12,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:12,420 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:12,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:12,421 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:12,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2021-11-20 23:19:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:12,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:12,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:13,099 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-20 23:19:13,099 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:13,514 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-20 23:19:13,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [447532999] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-20 23:19:13,515 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:19:13,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 7] total 16 [2021-11-20 23:19:13,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782010215] [2021-11-20 23:19:13,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:19:13,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 23:19:13,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:13,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 23:19:13,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-11-20 23:19:13,517 INFO L87 Difference]: Start difference. First operand 666 states and 837 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-20 23:19:14,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:14,821 INFO L93 Difference]: Finished difference Result 1620 states and 2037 transitions. [2021-11-20 23:19:14,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-20 23:19:14,822 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 69 [2021-11-20 23:19:14,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:14,836 INFO L225 Difference]: With dead ends: 1620 [2021-11-20 23:19:14,836 INFO L226 Difference]: Without dead ends: 979 [2021-11-20 23:19:14,839 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2021-11-20 23:19:14,841 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 341 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 1996 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:14,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [345 Valid, 1996 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 23:19:14,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2021-11-20 23:19:14,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 916. [2021-11-20 23:19:14,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 686 states have (on average 1.2682215743440233) internal successors, (870), 688 states have internal predecessors, (870), 143 states have call successors, (143), 87 states have call predecessors, (143), 86 states have return successors, (145), 142 states have call predecessors, (145), 142 states have call successors, (145) [2021-11-20 23:19:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1158 transitions. [2021-11-20 23:19:14,928 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1158 transitions. Word has length 69 [2021-11-20 23:19:14,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:14,929 INFO L470 AbstractCegarLoop]: Abstraction has 916 states and 1158 transitions. [2021-11-20 23:19:14,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-20 23:19:14,929 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1158 transitions. [2021-11-20 23:19:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-20 23:19:14,932 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:14,932 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-20 23:19:14,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:15,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:15,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:19:15,344 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:15,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:15,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1430146088, now seen corresponding path program 1 times [2021-11-20 23:19:15,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:15,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [803110520] [2021-11-20 23:19:15,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:15,345 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:15,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:15,346 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:15,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-20 23:19:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:15,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:19:15,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:15,813 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 23:19:15,813 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:16,155 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-20 23:19:16,155 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:16,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [803110520] [2021-11-20 23:19:16,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [803110520] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:16,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1131685569] [2021-11-20 23:19:16,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:16,156 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:16,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:16,157 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:16,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-11-20 23:19:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:16,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:16,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:16,784 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:16,785 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:17,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1131685569] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:17,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039673509] [2021-11-20 23:19:17,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:17,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:19:17,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:19:17,162 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:19:17,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-20 23:19:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:17,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:17,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:17,580 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:17,580 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:17,905 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-20 23:19:17,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039673509] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:17,905 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-20 23:19:17,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 8, 9, 8, 9] total 17 [2021-11-20 23:19:17,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718065365] [2021-11-20 23:19:17,906 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-20 23:19:17,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-20 23:19:17,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:17,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-20 23:19:17,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-20 23:19:17,908 INFO L87 Difference]: Start difference. First operand 916 states and 1158 transitions. Second operand has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 15 states have internal predecessors, (94), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-20 23:19:20,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:20,326 INFO L93 Difference]: Finished difference Result 2135 states and 2696 transitions. [2021-11-20 23:19:20,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 23:19:20,327 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 15 states have internal predecessors, (94), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) Word has length 70 [2021-11-20 23:19:20,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:20,337 INFO L225 Difference]: With dead ends: 2135 [2021-11-20 23:19:20,338 INFO L226 Difference]: Without dead ends: 1243 [2021-11-20 23:19:20,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=179, Invalid=877, Unknown=0, NotChecked=0, Total=1056 [2021-11-20 23:19:20,345 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 766 mSDsluCounter, 3026 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:20,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 3404 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-20 23:19:20,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2021-11-20 23:19:20,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1178. [2021-11-20 23:19:20,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-11-20 23:19:20,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-20 23:19:20,440 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 70 [2021-11-20 23:19:20,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:20,441 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-20 23:19:20,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 15 states have internal predecessors, (94), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-20 23:19:20,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-20 23:19:20,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-20 23:19:20,450 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:20,451 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-20 23:19:20,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:20,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2021-11-20 23:19:20,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2021-11-20 23:19:21,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:19:21,062 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:21,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:21,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1082506311, now seen corresponding path program 1 times [2021-11-20 23:19:21,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:21,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472519100] [2021-11-20 23:19:21,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:21,063 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:21,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:21,064 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:21,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-20 23:19:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:21,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:21,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:21,646 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:21,646 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:22,007 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:22,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [472519100] [2021-11-20 23:19:22,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [472519100] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:22,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [237763746] [2021-11-20 23:19:22,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:22,008 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:22,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:22,012 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:22,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-11-20 23:19:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:22,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:22,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:22,483 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:22,779 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:22,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [237763746] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:22,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1153211796] [2021-11-20 23:19:22,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:22,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:19:22,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:19:22,780 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:19:22,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-20 23:19:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:22,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:22,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:23,182 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:23,182 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:23,472 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:23,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1153211796] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:23,472 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-20 23:19:23,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8, 9, 8, 9] total 11 [2021-11-20 23:19:23,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246295346] [2021-11-20 23:19:23,473 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-20 23:19:23,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-20 23:19:23,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:23,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-20 23:19:23,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-20 23:19:23,475 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-11-20 23:19:25,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:25,277 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-11-20 23:19:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 23:19:25,278 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 73 [2021-11-20 23:19:25,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:25,290 INFO L225 Difference]: With dead ends: 2654 [2021-11-20 23:19:25,291 INFO L226 Difference]: Without dead ends: 1503 [2021-11-20 23:19:25,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 425 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-11-20 23:19:25,296 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 720 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 562 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 725 SdHoareTripleChecker+Valid, 2510 SdHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:25,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [725 Valid, 2510 Invalid, 758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 562 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-20 23:19:25,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-11-20 23:19:25,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-11-20 23:19:25,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-11-20 23:19:25,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-20 23:19:25,405 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 73 [2021-11-20 23:19:25,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:25,405 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-20 23:19:25,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-11-20 23:19:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-20 23:19:25,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-20 23:19:25,409 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:25,409 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-20 23:19:25,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:25,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:25,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:26,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:26,033 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:26,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:26,034 INFO L85 PathProgramCache]: Analyzing trace with hash -608187279, now seen corresponding path program 1 times [2021-11-20 23:19:26,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:26,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [701382402] [2021-11-20 23:19:26,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:26,034 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:26,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:26,035 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:26,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-20 23:19:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:26,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:26,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:26,540 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:26,540 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:26,873 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:26,873 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:26,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [701382402] [2021-11-20 23:19:26,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [701382402] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:26,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1980210063] [2021-11-20 23:19:26,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:26,874 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:26,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:26,875 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:26,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-11-20 23:19:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:27,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:27,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:27,357 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:27,357 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:27,605 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:27,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1980210063] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:27,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694421987] [2021-11-20 23:19:27,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:27,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:19:27,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:19:27,606 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:19:27,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-11-20 23:19:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:27,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 23:19:27,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:27,983 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:27,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:28,248 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:28,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1694421987] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:28,248 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-20 23:19:28,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8, 9, 8, 9] total 11 [2021-11-20 23:19:28,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937863071] [2021-11-20 23:19:28,249 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-20 23:19:28,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-20 23:19:28,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:28,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-20 23:19:28,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-20 23:19:28,251 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-11-20 23:19:30,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:30,037 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-11-20 23:19:30,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 23:19:30,038 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 74 [2021-11-20 23:19:30,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:30,049 INFO L225 Difference]: With dead ends: 2654 [2021-11-20 23:19:30,049 INFO L226 Difference]: Without dead ends: 1503 [2021-11-20 23:19:30,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-11-20 23:19:30,055 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 752 mSDsluCounter, 1941 mSDsCounter, 0 mSdLazyCounter, 688 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 757 SdHoareTripleChecker+Valid, 2309 SdHoareTripleChecker+Invalid, 888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:30,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [757 Valid, 2309 Invalid, 888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 688 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-20 23:19:30,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-11-20 23:19:30,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-11-20 23:19:30,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-11-20 23:19:30,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-20 23:19:30,137 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 74 [2021-11-20 23:19:30,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:30,137 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-20 23:19:30,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-11-20 23:19:30,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-20 23:19:30,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-20 23:19:30,141 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:30,141 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-20 23:19:30,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:30,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-11-20 23:19:30,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:30,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:30,757 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:30,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:30,757 INFO L85 PathProgramCache]: Analyzing trace with hash -2022215437, now seen corresponding path program 1 times [2021-11-20 23:19:30,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:30,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1910158108] [2021-11-20 23:19:30,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:30,758 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:30,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:30,759 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:30,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-20 23:19:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:30,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 23:19:30,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:31,145 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-20 23:19:31,145 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-20 23:19:31,297 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:31,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1910158108] [2021-11-20 23:19:31,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1910158108] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-20 23:19:31,297 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:19:31,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-20 23:19:31,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293532995] [2021-11-20 23:19:31,298 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-20 23:19:31,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:19:31,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:31,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:19:31,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:19:31,299 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2021-11-20 23:19:31,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:31,728 INFO L93 Difference]: Finished difference Result 3364 states and 4251 transitions. [2021-11-20 23:19:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:19:31,729 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) Word has length 79 [2021-11-20 23:19:31,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:31,742 INFO L225 Difference]: With dead ends: 3364 [2021-11-20 23:19:31,742 INFO L226 Difference]: Without dead ends: 2213 [2021-11-20 23:19:31,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:19:31,746 INFO L933 BasicCegarLoop]: 505 mSDtfsCounter, 436 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 1022 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:31,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [436 Valid, 1022 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-20 23:19:31,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2021-11-20 23:19:31,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2207. [2021-11-20 23:19:31,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2207 states, 1690 states have (on average 1.2674556213017751) internal successors, (2142), 1698 states have internal predecessors, (2142), 297 states have call successors, (297), 220 states have call predecessors, (297), 219 states have return successors, (299), 292 states have call predecessors, (299), 296 states have call successors, (299) [2021-11-20 23:19:31,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 2207 states and 2738 transitions. [2021-11-20 23:19:31,884 INFO L78 Accepts]: Start accepts. Automaton has 2207 states and 2738 transitions. Word has length 79 [2021-11-20 23:19:31,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:31,884 INFO L470 AbstractCegarLoop]: Abstraction has 2207 states and 2738 transitions. [2021-11-20 23:19:31,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2021-11-20 23:19:31,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2738 transitions. [2021-11-20 23:19:31,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-20 23:19:31,888 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:31,888 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 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] [2021-11-20 23:19:31,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:32,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:19:32,104 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:32,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:32,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1967013804, now seen corresponding path program 1 times [2021-11-20 23:19:32,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:32,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1964874980] [2021-11-20 23:19:32,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:32,105 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:32,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:32,105 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:32,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-20 23:19:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:32,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 23:19:32,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:32,784 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-20 23:19:32,784 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:33,328 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-20 23:19:33,328 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-20 23:19:33,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1964874980] [2021-11-20 23:19:33,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1964874980] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:33,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [770678117] [2021-11-20 23:19:33,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:33,329 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-20 23:19:33,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 [2021-11-20 23:19:33,339 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-20 23:19:33,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2021-11-20 23:19:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:33,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 23:19:33,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:33,829 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-20 23:19:33,829 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-20 23:19:34,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [770678117] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:34,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689814078] [2021-11-20 23:19:34,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:34,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:19:34,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:19:34,198 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:19:34,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-11-20 23:19:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:19:34,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 23:19:34,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:19:34,736 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-20 23:19:34,736 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:19:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-20 23:19:35,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689814078] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:19:35,119 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-20 23:19:35,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 11, 12, 11, 12] total 16 [2021-11-20 23:19:35,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28876530] [2021-11-20 23:19:35,120 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-20 23:19:35,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-20 23:19:35,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-20 23:19:35,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-20 23:19:35,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-11-20 23:19:35,121 INFO L87 Difference]: Start difference. First operand 2207 states and 2738 transitions. Second operand has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2021-11-20 23:19:37,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:19:37,018 INFO L93 Difference]: Finished difference Result 4825 states and 5962 transitions. [2021-11-20 23:19:37,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-20 23:19:37,019 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) Word has length 84 [2021-11-20 23:19:37,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:19:37,036 INFO L225 Difference]: With dead ends: 4825 [2021-11-20 23:19:37,036 INFO L226 Difference]: Without dead ends: 2645 [2021-11-20 23:19:37,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 510 GetRequests, 485 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=142, Invalid=560, Unknown=0, NotChecked=0, Total=702 [2021-11-20 23:19:37,044 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 713 mSDsluCounter, 2418 mSDsCounter, 0 mSdLazyCounter, 640 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 2749 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-20 23:19:37,044 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [717 Valid, 2749 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 640 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-20 23:19:37,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2645 states. [2021-11-20 23:19:37,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2645 to 610. [2021-11-20 23:19:37,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 464 states have (on average 1.228448275862069) internal successors, (570), 464 states have internal predecessors, (570), 81 states have call successors, (81), 65 states have call predecessors, (81), 64 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2021-11-20 23:19:37,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 731 transitions. [2021-11-20 23:19:37,118 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 731 transitions. Word has length 84 [2021-11-20 23:19:37,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:19:37,119 INFO L470 AbstractCegarLoop]: Abstraction has 610 states and 731 transitions. [2021-11-20 23:19:37,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2021-11-20 23:19:37,119 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 731 transitions. [2021-11-20 23:19:37,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-20 23:19:37,121 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:19:37,121 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 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] [2021-11-20 23:19:37,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:37,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:37,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:37,745 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/cvc4 --incremental --print-success --lang smt,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:19:37,746 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:19:37,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:19:37,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1210197595, now seen corresponding path program 1 times [2021-11-20 23:19:37,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-20 23:19:37,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [999255238] [2021-11-20 23:19:37,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:19:37,747 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-20 23:19:37,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat [2021-11-20 23:19:37,749 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-20 23:19:37,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-20 23:19:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 23:19:38,155 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 23:19:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 23:19:38,778 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-20 23:19:38,778 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 23:19:38,779 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 23:19:38,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2021-11-20 23:19:38,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/mathsat -unsat_core_generation=3 [2021-11-20 23:19:39,001 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:19:39,004 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 23:19:39,036 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,037 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,038 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,038 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,039 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,039 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,039 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,040 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,040 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,041 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,041 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,042 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,042 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,042 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,042 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,043 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,043 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,043 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,044 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,044 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,044 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,044 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,045 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,045 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,045 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,045 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,046 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,046 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,046 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,046 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,047 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,047 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,047 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,047 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,049 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,049 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,049 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,051 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,051 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,051 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,051 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,053 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,053 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,055 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,055 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,055 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,055 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,057 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,057 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,057 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,057 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,059 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,059 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,059 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,059 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,064 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,064 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,064 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,064 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,065 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,065 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,065 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,065 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,066 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,066 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,066 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,066 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,066 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,068 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,068 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,068 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,068 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,070 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,070 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,070 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,070 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-20 23:19:39,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-20 23:19:39,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:19:39 BoogieIcfgContainer [2021-11-20 23:19:39,200 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 23:19:39,201 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 23:19:39,201 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 23:19:39,201 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 23:19:39,201 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:18:57" (3/4) ... [2021-11-20 23:19:39,206 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 23:19:39,206 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 23:19:39,207 INFO L158 Benchmark]: Toolchain (without parser) took 46811.53ms. Allocated memory was 60.8MB in the beginning and 192.9MB in the end (delta: 132.1MB). Free memory was 36.4MB in the beginning and 73.9MB in the end (delta: -37.5MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. [2021-11-20 23:19:39,207 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:19:39,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1194.42ms. Allocated memory was 60.8MB in the beginning and 94.4MB in the end (delta: 33.6MB). Free memory was 36.1MB in the beginning and 57.6MB in the end (delta: -21.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-20 23:19:39,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.09ms. Allocated memory is still 94.4MB. Free memory was 57.6MB in the beginning and 52.2MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 23:19:39,209 INFO L158 Benchmark]: Boogie Preprocessor took 150.55ms. Allocated memory is still 94.4MB. Free memory was 52.2MB in the beginning and 45.8MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 23:19:39,210 INFO L158 Benchmark]: RCFGBuilder took 3293.38ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 45.8MB in the beginning and 95.1MB in the end (delta: -49.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-20 23:19:39,211 INFO L158 Benchmark]: TraceAbstraction took 42034.16ms. Allocated memory was 132.1MB in the beginning and 192.9MB in the end (delta: 60.8MB). Free memory was 95.1MB in the beginning and 73.9MB in the end (delta: 21.2MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2021-11-20 23:19:39,211 INFO L158 Benchmark]: Witness Printer took 5.85ms. Allocated memory is still 192.9MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:19:39,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1194.42ms. Allocated memory was 60.8MB in the beginning and 94.4MB in the end (delta: 33.6MB). Free memory was 36.1MB in the beginning and 57.6MB in the end (delta: -21.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.09ms. Allocated memory is still 94.4MB. Free memory was 57.6MB in the beginning and 52.2MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.55ms. Allocated memory is still 94.4MB. Free memory was 52.2MB in the beginning and 45.8MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3293.38ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 45.8MB in the beginning and 95.1MB in the end (delta: -49.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * TraceAbstraction took 42034.16ms. Allocated memory was 132.1MB in the beginning and 192.9MB in the end (delta: 60.8MB). Free memory was 95.1MB in the beginning and 73.9MB in the end (delta: 21.2MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. * Witness Printer took 5.85ms. Allocated memory is still 192.9MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); VAL [\result=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp=0] [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={0:0}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); VAL [\result=0, __this_module={0:0}, __v=0, __v___0=0, info={0:0}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={0:0}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 382 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 41.8s, OverallIterations: 14, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 11.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5496 SdHoareTripleChecker+Valid, 7.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5457 mSDsluCounter, 20921 SdHoareTripleChecker+Invalid, 6.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15998 mSDsCounter, 847 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2963 IncrementalHoareTripleChecker+Invalid, 3810 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 847 mSolverCounterUnsat, 4923 mSDtfsCounter, 2963 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3678 GetRequests, 3491 SyntacticMatches, 0 SemanticMatches, 187 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2207occurred in iteration=12, InterpolantAutomatonStates: 120, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 2893 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 15.4s InterpolantComputationTime, 1920 NumberOfCodeBlocks, 1920 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 3598 ConstructedInterpolants, 0 QuantifiedInterpolants, 6676 SizeOfPredicates, 80 NumberOfNonLiveVariables, 9328 ConjunctsInSsa, 188 ConjunctsInUnsatCore, 56 InterpolantComputations, 17 PerfectInterpolantSequences, 823/1040 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-20 23:19:39,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38921267-10c5-40dc-988a-96b50deff315/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample