./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/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_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7 --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 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:38:33,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:38:33,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:38:33,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:38:33,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:38:33,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:38:33,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:38:33,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:38:33,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:38:33,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:38:33,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:38:33,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:38:33,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:38:33,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:38:33,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:38:33,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:38:33,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:38:33,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:38:33,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:38:33,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:38:33,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:38:33,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:38:33,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:38:33,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:38:33,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:38:33,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:38:33,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:38:33,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:38:33,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:38:33,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:38:33,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:38:33,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:38:33,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:38:33,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:38:33,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:38:33,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:38:33,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:38:33,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:38:33,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:38:33,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:38:33,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:38:33,811 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:38:33,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:38:33,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:38:33,871 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:38:33,871 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:38:33,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:38:33,872 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:38:33,873 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:38:33,873 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:38:33,873 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:38:33,874 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:38:33,875 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:38:33,875 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:38:33,876 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:38:33,876 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:38:33,876 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:38:33,876 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:38:33,877 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:38:33,877 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:38:33,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:38:33,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:38:33,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:38:33,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:38:33,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:38:33,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:38:33,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:38:33,881 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:38:33,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:38:33,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:38:33,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:38:33,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:38:33,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:38:33,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:38:33,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:38:33,885 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:38:33,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:38:33,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:38:33,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:38:33,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:38:33,886 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_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-11-25 20:38:34,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:38:34,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:38:34,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:38:34,195 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:38:34,196 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:38:34,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-25 20:38:34,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data/817851683/abf2da941a134599a5ff16c5a3e517e5/FLAGd519fbd78 [2021-11-25 20:38:35,098 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:38:35,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-25 20:38:35,126 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data/817851683/abf2da941a134599a5ff16c5a3e517e5/FLAGd519fbd78 [2021-11-25 20:38:35,229 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data/817851683/abf2da941a134599a5ff16c5a3e517e5 [2021-11-25 20:38:35,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:38:35,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:38:35,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:38:35,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:38:35,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:38:35,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:38:35" (1/1) ... [2021-11-25 20:38:35,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c8ff64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:35, skipping insertion in model container [2021-11-25 20:38:35,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:38:35" (1/1) ... [2021-11-25 20:38:35,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:38:35,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:38:35,880 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_34437fd1-8d03-4a19-8893-290662ccb1fa/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] [2021-11-25 20:38:36,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:38:36,315 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:38:36,407 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_34437fd1-8d03-4a19-8893-290662ccb1fa/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] [2021-11-25 20:38:36,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:38:36,626 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:38:36,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36 WrapperNode [2021-11-25 20:38:36,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:38:36,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:38:36,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:38:36,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:38:36,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,812 INFO L137 Inliner]: procedures = 117, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 841 [2021-11-25 20:38:36,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:38:36,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:38:36,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:38:36,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:38:36,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:38:36,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:38:36,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:38:36,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:38:36,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (1/1) ... [2021-11-25 20:38:36,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:38:37,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:37,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:38:37,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:38:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-25 20:38:37,066 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-25 20:38:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:38:37,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:38:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:38:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-11-25 20:38:37,072 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-11-25 20:38:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-11-25 20:38:37,072 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-11-25 20:38:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-25 20:38:37,073 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-25 20:38:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-11-25 20:38:37,073 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-11-25 20:38:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-11-25 20:38:37,073 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-11-25 20:38:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-11-25 20:38:37,074 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-11-25 20:38:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:38:37,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:38:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-11-25 20:38:37,075 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-11-25 20:38:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-25 20:38:37,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-25 20:38:37,075 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 20:38:37,075 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 20:38:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-11-25 20:38:37,076 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-11-25 20:38:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:38:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 20:38:37,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 20:38:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-11-25 20:38:37,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-11-25 20:38:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-11-25 20:38:37,077 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-11-25 20:38:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-11-25 20:38:37,078 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-11-25 20:38:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:38:37,078 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:38:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:38:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:38:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-11-25 20:38:37,079 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-11-25 20:38:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:38:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-25 20:38:37,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-25 20:38:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:38:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 20:38:37,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 20:38:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-25 20:38:37,082 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-25 20:38:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 20:38:37,083 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 20:38:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-25 20:38:37,084 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-25 20:38:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:38:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-25 20:38:37,085 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-25 20:38:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:38:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-25 20:38:37,086 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-25 20:38:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-11-25 20:38:37,087 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-11-25 20:38:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-11-25 20:38:37,087 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-11-25 20:38:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:38:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-25 20:38:37,088 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-25 20:38:37,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 20:38:37,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 20:38:37,088 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-11-25 20:38:37,088 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-11-25 20:38:37,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:38:37,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:38:37,515 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:38:37,518 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:38:37,702 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:38:38,478 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:38:38,689 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:38:38,690 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:38:38,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:38 BoogieIcfgContainer [2021-11-25 20:38:38,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:38:38,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:38:38,695 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:38:38,700 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:38:38,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:38:35" (1/3) ... [2021-11-25 20:38:38,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cbadc3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:38:38, skipping insertion in model container [2021-11-25 20:38:38,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:38:36" (2/3) ... [2021-11-25 20:38:38,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cbadc3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:38:38, skipping insertion in model container [2021-11-25 20:38:38,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:38" (3/3) ... [2021-11-25 20:38:38,704 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-25 20:38:38,711 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:38:38,711 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:38:38,787 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:38:38,795 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 [2021-11-25 20:38:38,795 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:38:38,838 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) [2021-11-25 20:38:38,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 20:38:38,852 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:38,852 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] [2021-11-25 20:38:38,853 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:38,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:38,858 INFO L85 PathProgramCache]: Analyzing trace with hash -223398157, now seen corresponding path program 1 times [2021-11-25 20:38:38,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:38,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765058426] [2021-11-25 20:38:38,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:38,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:38:39,354 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:39,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765058426] [2021-11-25 20:38:39,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765058426] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:39,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:38:39,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:38:39,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403538906] [2021-11-25 20:38:39,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:39,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:38:39,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:39,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:38:39,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:38:39,398 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) [2021-11-25 20:38:39,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:39,628 INFO L93 Difference]: Finished difference Result 512 states and 709 transitions. [2021-11-25 20:38:39,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:38:39,631 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 [2021-11-25 20:38:39,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:39,656 INFO L225 Difference]: With dead ends: 512 [2021-11-25 20:38:39,657 INFO L226 Difference]: Without dead ends: 204 [2021-11-25 20:38:39,669 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 [2021-11-25 20:38:39,683 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 [2021-11-25 20:38:39,685 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] [2021-11-25 20:38:39,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-11-25 20:38:39,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2021-11-25 20:38:39,795 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) [2021-11-25 20:38:39,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 267 transitions. [2021-11-25 20:38:39,801 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 267 transitions. Word has length 34 [2021-11-25 20:38:39,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:39,803 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 267 transitions. [2021-11-25 20:38:39,803 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) [2021-11-25 20:38:39,805 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 267 transitions. [2021-11-25 20:38:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 20:38:39,814 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:39,815 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] [2021-11-25 20:38:39,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:38:39,815 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:39,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:39,817 INFO L85 PathProgramCache]: Analyzing trace with hash 144512506, now seen corresponding path program 1 times [2021-11-25 20:38:39,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:39,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048496870] [2021-11-25 20:38:39,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:39,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:40,014 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:40,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048496870] [2021-11-25 20:38:40,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048496870] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:40,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:38:40,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:38:40,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548437234] [2021-11-25 20:38:40,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:40,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:38:40,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:40,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:38:40,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:38:40,019 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) [2021-11-25 20:38:40,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:40,222 INFO L93 Difference]: Finished difference Result 412 states and 539 transitions. [2021-11-25 20:38:40,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:38:40,223 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 [2021-11-25 20:38:40,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:40,229 INFO L225 Difference]: With dead ends: 412 [2021-11-25 20:38:40,229 INFO L226 Difference]: Without dead ends: 212 [2021-11-25 20:38:40,230 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 [2021-11-25 20:38:40,232 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 [2021-11-25 20:38:40,233 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] [2021-11-25 20:38:40,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-11-25 20:38:40,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 209. [2021-11-25 20:38:40,258 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) [2021-11-25 20:38:40,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 271 transitions. [2021-11-25 20:38:40,260 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 271 transitions. Word has length 50 [2021-11-25 20:38:40,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:40,261 INFO L470 AbstractCegarLoop]: Abstraction has 209 states and 271 transitions. [2021-11-25 20:38:40,261 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) [2021-11-25 20:38:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 271 transitions. [2021-11-25 20:38:40,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 20:38:40,264 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:40,264 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] [2021-11-25 20:38:40,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:38:40,265 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:40,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:40,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1006770892, now seen corresponding path program 1 times [2021-11-25 20:38:40,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:40,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630505907] [2021-11-25 20:38:40,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:40,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:40,357 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:40,357 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:40,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630505907] [2021-11-25 20:38:40,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630505907] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:40,358 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:38:40,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:38:40,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268575570] [2021-11-25 20:38:40,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:40,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:38:40,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:40,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:38:40,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:38:40,361 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) [2021-11-25 20:38:40,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:40,511 INFO L93 Difference]: Finished difference Result 514 states and 666 transitions. [2021-11-25 20:38:40,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:38:40,512 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 [2021-11-25 20:38:40,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:40,515 INFO L225 Difference]: With dead ends: 514 [2021-11-25 20:38:40,516 INFO L226 Difference]: Without dead ends: 309 [2021-11-25 20:38:40,517 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 [2021-11-25 20:38:40,518 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 [2021-11-25 20:38:40,519 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] [2021-11-25 20:38:40,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-11-25 20:38:40,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 306. [2021-11-25 20:38:40,547 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) [2021-11-25 20:38:40,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 398 transitions. [2021-11-25 20:38:40,551 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 398 transitions. Word has length 51 [2021-11-25 20:38:40,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:40,552 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 398 transitions. [2021-11-25 20:38:40,552 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) [2021-11-25 20:38:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 398 transitions. [2021-11-25 20:38:40,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 20:38:40,554 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:40,554 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] [2021-11-25 20:38:40,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 20:38:40,555 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:40,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:40,556 INFO L85 PathProgramCache]: Analyzing trace with hash 586529913, now seen corresponding path program 1 times [2021-11-25 20:38:40,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:40,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951596905] [2021-11-25 20:38:40,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:40,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:40,643 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:40,643 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:40,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951596905] [2021-11-25 20:38:40,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951596905] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:40,644 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:38:40,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:38:40,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053834802] [2021-11-25 20:38:40,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:40,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:38:40,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:40,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:38:40,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:38:40,647 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) [2021-11-25 20:38:40,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:40,941 INFO L93 Difference]: Finished difference Result 914 states and 1188 transitions. [2021-11-25 20:38:40,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:38:40,942 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 [2021-11-25 20:38:40,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:40,949 INFO L225 Difference]: With dead ends: 914 [2021-11-25 20:38:40,949 INFO L226 Difference]: Without dead ends: 621 [2021-11-25 20:38:40,951 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 [2021-11-25 20:38:40,952 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 [2021-11-25 20:38:40,952 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] [2021-11-25 20:38:40,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2021-11-25 20:38:41,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 586. [2021-11-25 20:38:41,019 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) [2021-11-25 20:38:41,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 764 transitions. [2021-11-25 20:38:41,024 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 764 transitions. Word has length 49 [2021-11-25 20:38:41,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:41,024 INFO L470 AbstractCegarLoop]: Abstraction has 586 states and 764 transitions. [2021-11-25 20:38:41,024 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) [2021-11-25 20:38:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 764 transitions. [2021-11-25 20:38:41,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 20:38:41,027 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:41,027 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] [2021-11-25 20:38:41,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:38:41,027 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:41,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:41,028 INFO L85 PathProgramCache]: Analyzing trace with hash -439508298, now seen corresponding path program 1 times [2021-11-25 20:38:41,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:41,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984778797] [2021-11-25 20:38:41,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:41,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:41,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:41,099 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:41,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984778797] [2021-11-25 20:38:41,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984778797] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:41,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:38:41,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:38:41,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385130944] [2021-11-25 20:38:41,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:41,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:38:41,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:41,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:38:41,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:38:41,101 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) [2021-11-25 20:38:41,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:41,281 INFO L93 Difference]: Finished difference Result 1005 states and 1294 transitions. [2021-11-25 20:38:41,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:38:41,282 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 [2021-11-25 20:38:41,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:41,286 INFO L225 Difference]: With dead ends: 1005 [2021-11-25 20:38:41,287 INFO L226 Difference]: Without dead ends: 618 [2021-11-25 20:38:41,288 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 [2021-11-25 20:38:41,289 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 [2021-11-25 20:38:41,289 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] [2021-11-25 20:38:41,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2021-11-25 20:38:41,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 594. [2021-11-25 20:38:41,325 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) [2021-11-25 20:38:41,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 768 transitions. [2021-11-25 20:38:41,330 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 768 transitions. Word has length 51 [2021-11-25 20:38:41,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:41,331 INFO L470 AbstractCegarLoop]: Abstraction has 594 states and 768 transitions. [2021-11-25 20:38:41,331 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) [2021-11-25 20:38:41,331 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 768 transitions. [2021-11-25 20:38:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 20:38:41,333 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:41,333 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] [2021-11-25 20:38:41,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 20:38:41,333 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:41,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:41,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1130667113, now seen corresponding path program 1 times [2021-11-25 20:38:41,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:41,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857054501] [2021-11-25 20:38:41,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:41,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:41,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:41,413 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:41,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857054501] [2021-11-25 20:38:41,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857054501] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:41,413 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:38:41,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:38:41,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017696922] [2021-11-25 20:38:41,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:41,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:38:41,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:41,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:38:41,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:38:41,415 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) [2021-11-25 20:38:41,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:41,584 INFO L93 Difference]: Finished difference Result 955 states and 1217 transitions. [2021-11-25 20:38:41,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:38:41,584 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 [2021-11-25 20:38:41,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:41,589 INFO L225 Difference]: With dead ends: 955 [2021-11-25 20:38:41,589 INFO L226 Difference]: Without dead ends: 558 [2021-11-25 20:38:41,590 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 [2021-11-25 20:38:41,591 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 [2021-11-25 20:38:41,592 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] [2021-11-25 20:38:41,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-11-25 20:38:41,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 540. [2021-11-25 20:38:41,629 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) [2021-11-25 20:38:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 691 transitions. [2021-11-25 20:38:41,634 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 691 transitions. Word has length 52 [2021-11-25 20:38:41,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:41,634 INFO L470 AbstractCegarLoop]: Abstraction has 540 states and 691 transitions. [2021-11-25 20:38:41,634 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) [2021-11-25 20:38:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 691 transitions. [2021-11-25 20:38:41,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 20:38:41,637 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:41,637 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] [2021-11-25 20:38:41,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 20:38:41,638 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:41,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:41,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1517449669, now seen corresponding path program 1 times [2021-11-25 20:38:41,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:41,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920318793] [2021-11-25 20:38:41,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:41,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 20:38:41,767 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:41,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920318793] [2021-11-25 20:38:41,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920318793] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:41,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511813300] [2021-11-25 20:38:41,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:41,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:41,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:41,773 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:41,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:38:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:42,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:38:42,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:42,280 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:42,280 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:38:42,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511813300] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:42,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:38:42,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2021-11-25 20:38:42,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414127024] [2021-11-25 20:38:42,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:42,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:38:42,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:42,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:38:42,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-11-25 20:38:42,283 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) [2021-11-25 20:38:42,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:42,623 INFO L93 Difference]: Finished difference Result 1126 states and 1432 transitions. [2021-11-25 20:38:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:38:42,623 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 [2021-11-25 20:38:42,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:42,631 INFO L225 Difference]: With dead ends: 1126 [2021-11-25 20:38:42,631 INFO L226 Difference]: Without dead ends: 813 [2021-11-25 20:38:42,633 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 [2021-11-25 20:38:42,634 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 [2021-11-25 20:38:42,634 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] [2021-11-25 20:38:42,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2021-11-25 20:38:42,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 766. [2021-11-25 20:38:42,693 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) [2021-11-25 20:38:42,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 986 transitions. [2021-11-25 20:38:42,699 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 986 transitions. Word has length 61 [2021-11-25 20:38:42,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:42,699 INFO L470 AbstractCegarLoop]: Abstraction has 766 states and 986 transitions. [2021-11-25 20:38:42,700 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) [2021-11-25 20:38:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 986 transitions. [2021-11-25 20:38:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 20:38:42,702 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:42,702 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] [2021-11-25 20:38:42,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:42,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:42,918 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:42,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:42,919 INFO L85 PathProgramCache]: Analyzing trace with hash -2054853685, now seen corresponding path program 1 times [2021-11-25 20:38:42,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:42,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148110136] [2021-11-25 20:38:42,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:42,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:43,043 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:43,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148110136] [2021-11-25 20:38:43,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148110136] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:43,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217238515] [2021-11-25 20:38:43,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:43,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:43,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:43,045 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:43,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:38:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:43,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:38:43,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:43,525 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:38:43,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [217238515] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:43,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:38:43,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-25 20:38:43,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056111749] [2021-11-25 20:38:43,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:43,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:38:43,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:43,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:38:43,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:38:43,529 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) [2021-11-25 20:38:43,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:43,917 INFO L93 Difference]: Finished difference Result 1584 states and 2028 transitions. [2021-11-25 20:38:43,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:38:43,918 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 [2021-11-25 20:38:43,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:43,927 INFO L225 Difference]: With dead ends: 1584 [2021-11-25 20:38:43,928 INFO L226 Difference]: Without dead ends: 1045 [2021-11-25 20:38:43,930 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 [2021-11-25 20:38:43,931 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 262 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2021-11-25 20:38:43,931 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] [2021-11-25 20:38:43,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2021-11-25 20:38:43,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 990. [2021-11-25 20:38:43,992 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) [2021-11-25 20:38:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-25 20:38:44,000 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 62 [2021-11-25 20:38:44,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:44,002 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-25 20:38:44,002 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) [2021-11-25 20:38:44,003 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-25 20:38:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 20:38:44,006 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:44,006 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] [2021-11-25 20:38:44,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:44,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-25 20:38:44,222 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:44,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:44,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1256220532, now seen corresponding path program 1 times [2021-11-25 20:38:44,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:44,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405835736] [2021-11-25 20:38:44,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:44,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:44,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:44,359 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:44,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405835736] [2021-11-25 20:38:44,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405835736] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:44,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422384455] [2021-11-25 20:38:44,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:44,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:44,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:44,366 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:44,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:38:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:44,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:38:44,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:44,810 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:44,810 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:38:44,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422384455] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:44,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:38:44,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-25 20:38:44,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424925821] [2021-11-25 20:38:44,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:44,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:38:44,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:44,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:38:44,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:38:44,813 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) [2021-11-25 20:38:45,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:45,190 INFO L93 Difference]: Finished difference Result 2032 states and 2614 transitions. [2021-11-25 20:38:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:38:45,191 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 [2021-11-25 20:38:45,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:45,199 INFO L225 Difference]: With dead ends: 2032 [2021-11-25 20:38:45,199 INFO L226 Difference]: Without dead ends: 1269 [2021-11-25 20:38:45,202 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-11-25 20:38:45,203 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 262 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2021-11-25 20:38:45,203 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] [2021-11-25 20:38:45,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-11-25 20:38:45,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 990. [2021-11-25 20:38:45,269 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) [2021-11-25 20:38:45,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-25 20:38:45,278 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 63 [2021-11-25 20:38:45,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:45,279 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-25 20:38:45,279 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) [2021-11-25 20:38:45,279 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-25 20:38:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 20:38:45,283 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:45,283 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] [2021-11-25 20:38:45,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-25 20:38:45,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-11-25 20:38:45,502 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:45,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:45,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1897458162, now seen corresponding path program 1 times [2021-11-25 20:38:45,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:45,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864972770] [2021-11-25 20:38:45,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:45,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:45,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:45,671 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:45,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864972770] [2021-11-25 20:38:45,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864972770] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:45,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806614816] [2021-11-25 20:38:45,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:45,672 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:45,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:45,673 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:45,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:38:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:45,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 20:38:45,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:46,124 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 20:38:46,125 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:38:46,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806614816] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:46,125 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:38:46,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-25 20:38:46,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913929636] [2021-11-25 20:38:46,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:46,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:38:46,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:46,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:38:46,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:38:46,127 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) [2021-11-25 20:38:46,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:46,597 INFO L93 Difference]: Finished difference Result 2032 states and 2614 transitions. [2021-11-25 20:38:46,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:38:46,598 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 [2021-11-25 20:38:46,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:46,606 INFO L225 Difference]: With dead ends: 2032 [2021-11-25 20:38:46,607 INFO L226 Difference]: Without dead ends: 1269 [2021-11-25 20:38:46,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-11-25 20:38:46,611 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 262 mSDsluCounter, 1480 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:38:46,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 1586 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:38:46,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-11-25 20:38:46,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 990. [2021-11-25 20:38:46,669 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) [2021-11-25 20:38:46,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-25 20:38:46,676 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 64 [2021-11-25 20:38:46,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:46,677 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-25 20:38:46,677 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) [2021-11-25 20:38:46,677 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-25 20:38:46,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 20:38:46,680 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:46,680 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] [2021-11-25 20:38:46,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:46,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-25 20:38:46,906 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:46,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:46,906 INFO L85 PathProgramCache]: Analyzing trace with hash 359501611, now seen corresponding path program 1 times [2021-11-25 20:38:46,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:46,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840892988] [2021-11-25 20:38:46,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:46,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:46,978 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 20:38:46,978 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:46,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840892988] [2021-11-25 20:38:46,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840892988] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:46,979 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:38:46,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:38:46,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064281329] [2021-11-25 20:38:46,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:46,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:38:46,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:46,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:38:46,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:38:46,982 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) [2021-11-25 20:38:47,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:47,163 INFO L93 Difference]: Finished difference Result 2243 states and 2934 transitions. [2021-11-25 20:38:47,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:38:47,164 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 [2021-11-25 20:38:47,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:47,172 INFO L225 Difference]: With dead ends: 2243 [2021-11-25 20:38:47,172 INFO L226 Difference]: Without dead ends: 1270 [2021-11-25 20:38:47,175 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 [2021-11-25 20:38:47,176 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 [2021-11-25 20:38:47,176 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] [2021-11-25 20:38:47,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2021-11-25 20:38:47,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1267. [2021-11-25 20:38:47,265 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) [2021-11-25 20:38:47,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1641 transitions. [2021-11-25 20:38:47,276 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1641 transitions. Word has length 66 [2021-11-25 20:38:47,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:47,276 INFO L470 AbstractCegarLoop]: Abstraction has 1267 states and 1641 transitions. [2021-11-25 20:38:47,276 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) [2021-11-25 20:38:47,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1641 transitions. [2021-11-25 20:38:47,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 20:38:47,281 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:47,281 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] [2021-11-25 20:38:47,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-25 20:38:47,281 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:47,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:47,282 INFO L85 PathProgramCache]: Analyzing trace with hash -563549209, now seen corresponding path program 1 times [2021-11-25 20:38:47,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:47,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531613762] [2021-11-25 20:38:47,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:47,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:47,382 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:38:47,382 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:47,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531613762] [2021-11-25 20:38:47,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531613762] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:47,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610657635] [2021-11-25 20:38:47,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:47,383 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:47,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:47,386 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:47,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 20:38:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:47,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:38:47,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 20:38:47,923 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:38:48,306 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:38:48,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1610657635] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:38:48,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1544813281] [2021-11-25 20:38:48,336 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-25 20:38:48,336 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:38:48,343 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:38:48,348 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:38:48,349 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:38:48,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:48,931 INFO L354 Elim1Store]: treesize reduction 140, result has 47.6 percent of original size [2021-11-25 20:38:48,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 107 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 [2021-11-25 20:38:49,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:49,416 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-25 20:38:49,417 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 [2021-11-25 20:38:49,482 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:38:49,492 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:38:49,714 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:38:50,237 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:38:50,336 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:38:50,367 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 139 for LOIs [2021-11-25 20:38:50,495 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:38:53,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1544813281] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:38:53,101 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:38:53,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 10, 10] total 24 [2021-11-25 20:38:53,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545222063] [2021-11-25 20:38:53,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:38:53,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 20:38:53,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:38:53,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 20:38:53,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=474, Unknown=0, NotChecked=0, Total=552 [2021-11-25 20:38:53,108 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) [2021-11-25 20:38:54,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:38:54,268 INFO L93 Difference]: Finished difference Result 2521 states and 3267 transitions. [2021-11-25 20:38:54,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 20:38:54,269 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 [2021-11-25 20:38:54,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:38:54,279 INFO L225 Difference]: With dead ends: 2521 [2021-11-25 20:38:54,279 INFO L226 Difference]: Without dead ends: 1271 [2021-11-25 20:38:54,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 212 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=78, Invalid=474, Unknown=0, NotChecked=0, Total=552 [2021-11-25 20:38:54,284 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 [2021-11-25 20:38:54,285 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] [2021-11-25 20:38:54,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1271 states. [2021-11-25 20:38:54,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1271 to 1271. [2021-11-25 20:38:54,384 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) [2021-11-25 20:38:54,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 1645 transitions. [2021-11-25 20:38:54,393 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 1645 transitions. Word has length 76 [2021-11-25 20:38:54,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:38:54,393 INFO L470 AbstractCegarLoop]: Abstraction has 1271 states and 1645 transitions. [2021-11-25 20:38:54,394 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) [2021-11-25 20:38:54,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1645 transitions. [2021-11-25 20:38:54,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 20:38:54,397 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:38:54,398 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] [2021-11-25 20:38:54,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:38:54,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:54,622 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:38:54,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:38:54,622 INFO L85 PathProgramCache]: Analyzing trace with hash -860408528, now seen corresponding path program 1 times [2021-11-25 20:38:54,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:38:54,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855724569] [2021-11-25 20:38:54,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:54,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:38:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:54,754 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 20:38:54,755 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:38:54,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855724569] [2021-11-25 20:38:54,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855724569] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:38:54,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197579145] [2021-11-25 20:38:54,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:38:54,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:38:54,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:38:54,757 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:38:54,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 20:38:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:38:55,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:38:55,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:38:55,277 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:38:55,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:38:55,620 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 20:38:55,620 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [197579145] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:38:55,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [851019340] [2021-11-25 20:38:55,624 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-25 20:38:55,624 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:38:55,625 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:38:55,625 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:38:55,625 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:38:55,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,121 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-25 20:38:56,122 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 [2021-11-25 20:38:56,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 121 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 [2021-11-25 20:38:56,642 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 [2021-11-25 20:38:56,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 121 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 [2021-11-25 20:38:56,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:56,741 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 [2021-11-25 20:38:57,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,140 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 [2021-11-25 20:38:57,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 121 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 [2021-11-25 20:38:57,198 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 [2021-11-25 20:38:57,610 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 [2021-11-25 20:38:57,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,849 INFO L244 Elim1Store]: Index analysis took 208 ms [2021-11-25 20:38:57,853 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 [2021-11-25 20:38:57,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:57,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:58,176 INFO L244 Elim1Store]: Index analysis took 212 ms [2021-11-25 20:38:58,185 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 [2021-11-25 20:38:59,087 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 20:38:59,088 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 1548 treesize of output 1551 [2021-11-25 20:38:59,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,451 INFO L244 Elim1Store]: Index analysis took 261 ms [2021-11-25 20:38:59,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:59,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:38:59,675 INFO L354 Elim1Store]: treesize reduction 94, result has 21.7 percent of original size [2021-11-25 20:38:59,675 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 1544 treesize of output 1461 [2021-11-25 20:38:59,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:38:59,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,012 INFO L244 Elim1Store]: Index analysis took 206 ms [2021-11-25 20:39:00,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:00,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:00,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 20:39:00,198 INFO L354 Elim1Store]: treesize reduction 100, result has 20.6 percent of original size [2021-11-25 20:39:00,198 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 1542 treesize of output 1459 [2021-11-25 20:39:02,034 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 [2021-11-25 20:39:02,055 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 [2021-11-25 20:39:02,069 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 [2021-11-25 20:39:11,718 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 423 for LOIs [2021-11-25 20:39:12,194 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_irq_1 with input of size 98 for LOIs [2021-11-25 20:39:12,251 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:39:26,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [851019340] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:39:26,809 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:39:26,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [8, 10, 10] total 37 [2021-11-25 20:39:26,809 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418027643] [2021-11-25 20:39:26,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:26,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-25 20:39:26,810 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:26,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-25 20:39:26,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1139, Unknown=0, NotChecked=0, Total=1332 [2021-11-25 20:39:26,811 INFO L87 Difference]: Start difference. First operand 1271 states and 1645 transitions. Second operand has 21 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 15 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) [2021-11-25 20:39:30,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:30,399 INFO L93 Difference]: Finished difference Result 2633 states and 3422 transitions. [2021-11-25 20:39:30,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-25 20:39:30,399 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 15 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 [2021-11-25 20:39:30,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:30,408 INFO L225 Difference]: With dead ends: 2633 [2021-11-25 20:39:30,409 INFO L226 Difference]: Without dead ends: 1380 [2021-11-25 20:39:30,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 200 SyntacticMatches, 3 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 16.1s TimeCoverageRelationStatistics Valid=233, Invalid=1327, Unknown=0, NotChecked=0, Total=1560 [2021-11-25 20:39:30,413 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 44 mSDsluCounter, 2214 mSDsCounter, 0 mSdLazyCounter, 1059 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 1059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 188 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:39:30,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 2189 Invalid, 1278 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [31 Valid, 1059 Invalid, 0 Unknown, 188 Unchecked, 2.0s Time] [2021-11-25 20:39:30,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2021-11-25 20:39:30,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1341. [2021-11-25 20:39:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 995 states have (on average 1.3296482412060302) internal successors, (1323), 1010 states have internal predecessors, (1323), 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) [2021-11-25 20:39:30,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 1737 transitions. [2021-11-25 20:39:30,499 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 1737 transitions. Word has length 77 [2021-11-25 20:39:30,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:30,499 INFO L470 AbstractCegarLoop]: Abstraction has 1341 states and 1737 transitions. [2021-11-25 20:39:30,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 18 states have (on average 2.1666666666666665) internal successors, (39), 15 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) [2021-11-25 20:39:30,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1737 transitions. [2021-11-25 20:39:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 20:39:30,503 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:30,503 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] [2021-11-25 20:39:30,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-25 20:39:30,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:30,718 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:39:30,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:30,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1232467035, now seen corresponding path program 1 times [2021-11-25 20:39:30,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:30,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849496291] [2021-11-25 20:39:30,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:30,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:30,840 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 20:39:30,842 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:30,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849496291] [2021-11-25 20:39:30,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849496291] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:39:30,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979951186] [2021-11-25 20:39:30,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:30,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:30,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:30,846 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:30,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-25 20:39:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:31,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 20:39:31,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:31,196 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:39:31,196 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:39:31,344 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 20:39:31,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979951186] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-25 20:39:31,344 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:39:31,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 5 [2021-11-25 20:39:31,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091584688] [2021-11-25 20:39:31,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:39:31,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:39:31,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:39:31,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:39:31,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:39:31,346 INFO L87 Difference]: Start difference. First operand 1341 states and 1737 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) [2021-11-25 20:39:31,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:39:31,535 INFO L93 Difference]: Finished difference Result 3187 states and 4085 transitions. [2021-11-25 20:39:31,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:39:31,535 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 [2021-11-25 20:39:31,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:39:31,549 INFO L225 Difference]: With dead ends: 3187 [2021-11-25 20:39:31,549 INFO L226 Difference]: Without dead ends: 1937 [2021-11-25 20:39:31,553 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 [2021-11-25 20:39:31,554 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 [2021-11-25 20:39:31,554 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] [2021-11-25 20:39:31,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2021-11-25 20:39:31,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1934. [2021-11-25 20:39:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1934 states, 1396 states have (on average 1.3151862464183381) internal successors, (1836), 1416 states have internal predecessors, (1836), 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) [2021-11-25 20:39:31,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1934 states and 2450 transitions. [2021-11-25 20:39:31,674 INFO L78 Accepts]: Start accepts. Automaton has 1934 states and 2450 transitions. Word has length 78 [2021-11-25 20:39:31,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:39:31,675 INFO L470 AbstractCegarLoop]: Abstraction has 1934 states and 2450 transitions. [2021-11-25 20:39:31,675 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) [2021-11-25 20:39:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2450 transitions. [2021-11-25 20:39:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 20:39:31,679 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:39:31,679 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] [2021-11-25 20:39:31,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-11-25 20:39:31,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-25 20:39:31,898 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:39:31,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:39:31,898 INFO L85 PathProgramCache]: Analyzing trace with hash 379621498, now seen corresponding path program 1 times [2021-11-25 20:39:31,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:39:31,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369038535] [2021-11-25 20:39:31,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:31,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:39:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:32,051 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 20:39:32,051 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:39:32,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369038535] [2021-11-25 20:39:32,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369038535] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:39:32,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299571574] [2021-11-25 20:39:32,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:39:32,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:39:32,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:39:32,053 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:39:32,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-25 20:39:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:39:32,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 20:39:32,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:39:32,424 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 20:39:32,424 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:39:32,593 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 20:39:32,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299571574] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:39:32,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1773375292] [2021-11-25 20:39:32,597 INFO L159 IcfgInterpreter]: Started Sifa with 57 locations of interest [2021-11-25 20:39:32,597 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:39:32,597 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:39:32,598 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:39:32,598 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:39:32,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:33,005 INFO L354 Elim1Store]: treesize reduction 140, result has 47.6 percent of original size [2021-11-25 20:39:33,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 107 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 [2021-11-25 20:39:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:39:33,382 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-25 20:39:33,383 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 [2021-11-25 20:39:33,449 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:39:33,452 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:39:33,573 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:39:33,839 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 [2021-11-25 20:39:33,876 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 [2021-11-25 20:39:33,891 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 [2021-11-25 20:39:34,166 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 20:39:34,167 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 106 treesize of output 109 [2021-11-25 20:39:34,202 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 20:39:34,203 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 104 treesize of output 107 [2021-11-25 20:39:34,250 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 20:39:34,250 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 98 treesize of output 101 [2021-11-25 20:39:34,462 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 [2021-11-25 20:39:34,482 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 [2021-11-25 20:39:34,500 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 [2021-11-25 20:39:49,470 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:39:49,515 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-25 20:39:49,523 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 141 for LOIs [2021-11-25 20:39:49,595 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_shutdown with input of size 144 for LOIs [2021-11-25 20:39:49,642 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_alarm_irq_enable with input of size 148 for LOIs [2021-11-25 20:39:50,279 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_wait_while_busy with input of size 139 for LOIs [2021-11-25 20:39:50,600 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_spin_lock_check with input of size 125 for LOIs [2021-11-25 20:39:50,643 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 125 for LOIs [2021-11-25 20:39:50,660 INFO L197 IcfgInterpreter]: Interpreting procedure dev_get_drvdata with input of size 150 for LOIs [2021-11-25 20:39:50,940 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 133 for LOIs [2021-11-25 20:39:51,001 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 20:40:22,454 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '50191#(and (<= ~ldv_irq_1_0~0 0) (<= ~ldv_state_variable_0~0 3) (<= ~ldv_irq_data_1_0~0.offset 0) (<= ~ldv_irq_line_1_1~0 0) (<= 0 ~tegra_rtc_ops_group0~0.offset) (<= 0 ~tegra_rtc_ops_group2~0.base) (<= ~ldv_irq_1_1~0 0) (<= 0 |#NULL.base|) (<= ~tegra_rtc_ops_group0~0.base 0) (<= 0 ~ldv_irq_data_1_1~0.base) (<= 1 ~ldv_state_variable_0~0) (<= ~LDV_IN_INTERRUPT~0 1) (<= 0 ~ldv_irq_data_1_2~0.offset) (<= 0 ~ldv_retval_0~0) (<= ~ldv_irq_data_1_2~0.offset 0) (<= ~ldv_init~0 0) (<= 0 ~ldv_irq_line_1_3~0) (<= ~ldv_retval_0~0 0) (<= 15 |~#tegra_rtc_driver~0.base|) (<= 0 ~tegra_rtc_ops_group1~0.offset) (<= ~ldv_irq_data_1_2~0.base 0) (<= ~ldv_irq_line_1_3~0 0) (<= 0 ~tegra_rtc_ops_group1~0.base) (<= ~ldv_irq_1_3~0 0) (<= ~tegra_rtc_driver_group0~0.offset 0) (<= 0 |~#tegra_rtc_driver~0.offset|) (<= ~tegra_rtc_ops_group2~0.base 0) (<= 0 ~ldv_retval_1~0) (<= 0 ~ldv_irq_data_1_3~0.offset) (<= 1 ~LDV_IN_INTERRUPT~0) (<= 0 ~ldv_irq_1_3~0) (<= |~#tegra_rtc_ops~0.base| 14) (<= 0 |~#tegra_rtc_ops~0.offset|) (<= |#NULL.offset| 0) (<= ~ldv_irq_data_1_0~0.base 0) (<= 0 ~ldv_irq_1_2~0) (<= ~tegra_rtc_ops_group1~0.offset 0) (<= 0 ~ref_cnt~0) (<= 0 ~tegra_rtc_ops_group2~0.offset) (<= ~ldv_irq_1_2~0 0) (<= ~tegra_rtc_driver_group0~0.base 0) (<= ~ldv_retval_2~0 0) (<= ~ldv_retval_1~0 0) (<= 0 ~ldv_irq_data_1_0~0.offset) (<= ~ldv_irq_line_1_2~0 0) (<= ~tegra_rtc_ops_group0~0.offset 0) (<= 0 ~tegra_rtc_ops_group0~0.base) (<= 0 ~ldv_irq_data_1_0~0.base) (<= 0 ~ldv_irq_data_1_1~0.offset) (= ~ldv_state_variable_1~0 1) (<= |#NULL.base| 0) (<= 0 ~ldv_irq_line_1_2~0) (<= 14 |~#tegra_rtc_ops~0.base|) (<= ~tegra_rtc_ops_group2~0.offset 0) (<= 0 ~ldv_irq_data_1_3~0.base) (<= ~ldv_irq_data_1_1~0.offset 0) (<= ~ldv_irq_data_1_1~0.base 0) (<= 0 ~ldv_irq_data_1_2~0.base) (<= |~#tegra_rtc_driver~0.base| 15) (<= ~tegra_rtc_ops_group1~0.base 0) (<= ~ldv_irq_data_1_3~0.base 0) (<= 0 ~tegra_rtc_driver_group0~0.base) (<= ~ldv_irq_line_1_0~0 0) (<= 0 |#NULL.offset|) (<= 0 ~ldv_init~0) (<= 0 ~ldv_irq_line_1_1~0) (<= 0 ~ldv_irq_line_1_0~0) (<= 0 ~ldv_irq_1_0~0) (= ~ldv_state_variable_2~0 2) (= ~ldv_state_variable_3~0 0) (<= ~ldv_irq_data_1_3~0.offset 0) (<= 0 |#StackHeapBarrier|) (<= |~#tegra_rtc_ops~0.offset| 0) (<= 0 ~ldv_irq_1_1~0) (<= 0 ~ldv_retval_2~0) (<= |~#tegra_rtc_driver~0.offset| 0) (<= 0 ~tegra_rtc_driver_group0~0.offset))' at error location [2021-11-25 20:40:22,454 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 20:40:22,454 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:40:22,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-25 20:40:22,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375105935] [2021-11-25 20:40:22,454 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 20:40:22,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:40:22,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:40:22,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:40:22,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=2650, Unknown=0, NotChecked=0, Total=2862 [2021-11-25 20:40:22,457 INFO L87 Difference]: Start difference. First operand 1934 states and 2450 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) [2021-11-25 20:40:22,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:22,780 INFO L93 Difference]: Finished difference Result 3853 states and 4888 transitions. [2021-11-25 20:40:22,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:40:22,780 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 [2021-11-25 20:40:22,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:22,793 INFO L225 Difference]: With dead ends: 3853 [2021-11-25 20:40:22,793 INFO L226 Difference]: Without dead ends: 1941 [2021-11-25 20:40:22,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 186 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 952 ImplicationChecksByTransitivity, 31.5s TimeCoverageRelationStatistics Valid=219, Invalid=2751, Unknown=0, NotChecked=0, Total=2970 [2021-11-25 20:40:22,802 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 90 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2021-11-25 20:40:22,803 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] [2021-11-25 20:40:22,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1941 states. [2021-11-25 20:40:22,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1941 to 1941. [2021-11-25 20:40:22,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1941 states, 1403 states have (on average 1.3136136849607982) internal successors, (1843), 1423 states have internal predecessors, (1843), 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) [2021-11-25 20:40:22,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1941 states and 2457 transitions. [2021-11-25 20:40:22,930 INFO L78 Accepts]: Start accepts. Automaton has 1941 states and 2457 transitions. Word has length 79 [2021-11-25 20:40:22,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:22,930 INFO L470 AbstractCegarLoop]: Abstraction has 1941 states and 2457 transitions. [2021-11-25 20:40:22,930 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) [2021-11-25 20:40:22,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2457 transitions. [2021-11-25 20:40:22,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 20:40:22,935 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:22,935 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] [2021-11-25 20:40:22,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:23,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-25 20:40:23,162 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:23,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:23,162 INFO L85 PathProgramCache]: Analyzing trace with hash -5083215, now seen corresponding path program 2 times [2021-11-25 20:40:23,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:40:23,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630445073] [2021-11-25 20:40:23,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:23,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:40:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:40:23,244 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 20:40:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:40:23,361 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 20:40:23,361 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 20:40:23,362 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 20:40:23,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-25 20:40:23,367 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:40:23,371 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 20:40:23,400 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,401 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,410 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,410 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,411 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,411 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,411 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,412 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,412 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,440 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,440 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,440 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,440 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,440 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,441 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,441 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,441 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,442 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,442 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,442 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,442 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,442 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,443 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,443 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,443 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,443 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:40:23,443 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:40:23,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:40:23 BoogieIcfgContainer [2021-11-25 20:40:23,595 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:40:23,596 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:40:23,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:40:23,596 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:40:23,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:38:38" (3/4) ... [2021-11-25 20:40:23,600 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 20:40:23,600 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:40:23,601 INFO L158 Benchmark]: Toolchain (without parser) took 108368.31ms. Allocated memory was 98.6MB in the beginning and 977.3MB in the end (delta: 878.7MB). Free memory was 61.9MB in the beginning and 541.4MB in the end (delta: -479.5MB). Peak memory consumption was 398.3MB. Max. memory is 16.1GB. [2021-11-25 20:40:23,601 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory was 54.2MB in the beginning and 54.1MB in the end (delta: 78.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:40:23,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1393.30ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 61.7MB in the beginning and 96.9MB in the end (delta: -35.2MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2021-11-25 20:40:23,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.29ms. Allocated memory is still 130.0MB. Free memory was 96.9MB in the beginning and 91.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 20:40:23,603 INFO L158 Benchmark]: Boogie Preprocessor took 133.31ms. Allocated memory is still 130.0MB. Free memory was 91.2MB in the beginning and 84.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 20:40:23,603 INFO L158 Benchmark]: RCFGBuilder took 1735.79ms. Allocated memory is still 130.0MB. Free memory was 84.9MB in the beginning and 82.7MB in the end (delta: 2.2MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2021-11-25 20:40:23,609 INFO L158 Benchmark]: TraceAbstraction took 104900.37ms. Allocated memory was 130.0MB in the beginning and 977.3MB in the end (delta: 847.2MB). Free memory was 82.0MB in the beginning and 542.4MB in the end (delta: -460.4MB). Peak memory consumption was 387.9MB. Max. memory is 16.1GB. [2021-11-25 20:40:23,609 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 977.3MB. Free memory was 542.4MB in the beginning and 541.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:40:23,611 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory was 54.2MB in the beginning and 54.1MB in the end (delta: 78.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1393.30ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 61.7MB in the beginning and 96.9MB in the end (delta: -35.2MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.29ms. Allocated memory is still 130.0MB. Free memory was 96.9MB in the beginning and 91.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.31ms. Allocated memory is still 130.0MB. Free memory was 91.2MB in the beginning and 84.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1735.79ms. Allocated memory is still 130.0MB. Free memory was 84.9MB in the beginning and 82.7MB in the end (delta: 2.2MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * TraceAbstraction took 104900.37ms. Allocated memory was 130.0MB in the beginning and 977.3MB in the end (delta: 847.2MB). Free memory was 82.0MB in the beginning and 542.4MB in the end (delta: -460.4MB). Peak memory consumption was 387.9MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 977.3MB. Free memory was 542.4MB in the beginning and 541.4MB in the end (delta: 1.0MB). 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_#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, 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: 104.6s, OverallIterations: 16, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 8.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3054 SdHoareTripleChecker+Valid, 5.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3000 mSDsluCounter, 15073 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 188 IncrementalHoareTripleChecker+Unchecked, 12729 mSDsCounter, 83 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3571 IncrementalHoareTripleChecker+Invalid, 3842 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 83 mSolverCounterUnsat, 3840 mSDtfsCounter, 3571 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1229 GetRequests, 1006 SyntacticMatches, 5 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1360 ImplicationChecksByTransitivity, 51.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1941occurred in iteration=15, InterpolantAutomatonStates: 122, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 788 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1555 NumberOfCodeBlocks, 1555 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 1756 ConstructedInterpolants, 0 QuantifiedInterpolants, 2867 SizeOfPredicates, 25 NumberOfNonLiveVariables, 5136 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: 18.8s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 5, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 45, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 78, TOOLS_POST_TIME: 9.8s, TOOLS_POST_CALL_APPLICATIONS: 22, TOOLS_POST_CALL_TIME: 3.8s, TOOLS_POST_RETURN_APPLICATIONS: 18, TOOLS_POST_RETURN_TIME: 3.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 118, TOOLS_QUANTIFIERELIM_TIME: 16.6s, TOOLS_QUANTIFIERELIM_MAX_TIME: 3.4s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 162, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME: 1.4s, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME: 0.1s, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME: 0.3s, 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: 10.1s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 10.1s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 18, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, 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 [2021-11-25 20:40:23,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/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_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/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_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7 --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 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:40:25,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:40:25,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:40:26,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:40:26,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:40:26,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:40:26,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:40:26,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:40:26,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:40:26,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:40:26,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:40:26,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:40:26,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:40:26,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:40:26,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:40:26,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:40:26,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:40:26,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:40:26,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:40:26,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:40:26,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:40:26,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:40:26,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:40:26,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:40:26,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:40:26,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:40:26,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:40:26,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:40:26,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:40:26,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:40:26,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:40:26,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:40:26,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:40:26,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:40:26,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:40:26,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:40:26,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:40:26,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:40:26,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:40:26,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:40:26,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:40:26,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 20:40:26,136 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:40:26,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:40:26,138 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:40:26,138 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:40:26,139 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:40:26,139 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:40:26,140 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:40:26,140 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:40:26,140 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:40:26,140 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:40:26,141 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:40:26,142 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:40:26,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:40:26,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:40:26,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:40:26,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:40:26,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:40:26,144 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:40:26,145 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:40:26,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:40:26,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:40:26,145 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:40:26,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:40:26,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:40:26,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:40:26,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:40:26,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:40:26,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:40:26,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:40:26,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:40:26,147 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:40:26,148 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:26,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:40:26,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:40:26,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:40:26,149 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_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-11-25 20:40:26,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:40:26,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:40:26,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:40:26,570 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:40:26,571 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:40:26,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-25 20:40:26,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data/be8cbeeee/04ab613423ec44009544804e50d69fae/FLAGd1d33486c [2021-11-25 20:40:27,465 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:40:27,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-25 20:40:27,505 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data/be8cbeeee/04ab613423ec44009544804e50d69fae/FLAGd1d33486c [2021-11-25 20:40:27,629 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/data/be8cbeeee/04ab613423ec44009544804e50d69fae [2021-11-25 20:40:27,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:40:27,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:40:27,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:40:27,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:40:27,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:40:27,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:40:27" (1/1) ... [2021-11-25 20:40:27,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a2bbe62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:27, skipping insertion in model container [2021-11-25 20:40:27,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:40:27" (1/1) ... [2021-11-25 20:40:27,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:40:27,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:40:28,302 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_34437fd1-8d03-4a19-8893-290662ccb1fa/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] [2021-11-25 20:40:28,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:40:28,731 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-25 20:40:28,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:40:28,812 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_34437fd1-8d03-4a19-8893-290662ccb1fa/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] [2021-11-25 20:40:28,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:40:28,920 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:40:28,968 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_34437fd1-8d03-4a19-8893-290662ccb1fa/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] [2021-11-25 20:40:29,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:40:29,105 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:40:29,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29 WrapperNode [2021-11-25 20:40:29,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:40:29,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:40:29,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:40:29,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:40:29,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,233 INFO L137 Inliner]: procedures = 121, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 791 [2021-11-25 20:40:29,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:40:29,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:40:29,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:40:29,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:40:29,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:40:29,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:40:29,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:40:29,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:40:29,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (1/1) ... [2021-11-25 20:40:29,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:40:29,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:40:29,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:40:29,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:40:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-25 20:40:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-25 20:40:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-25 20:40:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-25 20:40:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-25 20:40:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:40:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:40:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-11-25 20:40:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-11-25 20:40:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-11-25 20:40:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-11-25 20:40:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-25 20:40:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-25 20:40:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-11-25 20:40:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-11-25 20:40:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-11-25 20:40:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-11-25 20:40:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-11-25 20:40:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-11-25 20:40:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:40:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:40:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-11-25 20:40:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-11-25 20:40:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-25 20:40:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-25 20:40:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 20:40:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 20:40:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-11-25 20:40:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-11-25 20:40:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 20:40:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 20:40:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-11-25 20:40:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-11-25 20:40:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-11-25 20:40:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-11-25 20:40:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-11-25 20:40:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-11-25 20:40:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:40:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:40:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:40:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:40:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-11-25 20:40:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-11-25 20:40:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:40:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-25 20:40:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-25 20:40:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:40:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 20:40:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 20:40:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-25 20:40:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-25 20:40:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 20:40:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 20:40:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-25 20:40:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-25 20:40:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-25 20:40:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-25 20:40:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-25 20:40:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:40:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-25 20:40:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-25 20:40:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:40:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-25 20:40:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-25 20:40:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 20:40:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-11-25 20:40:29,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-11-25 20:40:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-11-25 20:40:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-11-25 20:40:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-25 20:40:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-25 20:40:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 20:40:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 20:40:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-11-25 20:40:29,451 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-11-25 20:40:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:40:29,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:40:29,902 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:40:29,905 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:40:30,366 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:40:33,481 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:40:33,503 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:40:33,503 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:40:33,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:40:33 BoogieIcfgContainer [2021-11-25 20:40:33,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:40:33,510 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:40:33,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:40:33,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:40:33,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:40:27" (1/3) ... [2021-11-25 20:40:33,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66f1481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:40:33, skipping insertion in model container [2021-11-25 20:40:33,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:40:29" (2/3) ... [2021-11-25 20:40:33,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66f1481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:40:33, skipping insertion in model container [2021-11-25 20:40:33,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:40:33" (3/3) ... [2021-11-25 20:40:33,519 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-25 20:40:33,525 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:40:33,526 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:40:33,590 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:40:33,601 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 [2021-11-25 20:40:33,602 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:40:33,646 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) [2021-11-25 20:40:33,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 20:40:33,663 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:33,664 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] [2021-11-25 20:40:33,664 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:33,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:33,674 INFO L85 PathProgramCache]: Analyzing trace with hash -422849068, now seen corresponding path program 1 times [2021-11-25 20:40:33,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:33,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [646195386] [2021-11-25 20:40:33,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:33,688 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:33,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:33,691 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:33,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 20:40:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:33,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:40:33,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:34,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:40:34,205 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:40:34,206 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:34,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [646195386] [2021-11-25 20:40:34,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [646195386] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:40:34,216 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:40:34,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:40:34,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838807350] [2021-11-25 20:40:34,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:34,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:40:34,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:34,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:40:34,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:40:34,263 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 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-25 20:40:34,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:34,411 INFO L93 Difference]: Finished difference Result 758 states and 1077 transitions. [2021-11-25 20:40:34,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:40:34,413 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, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2021-11-25 20:40:34,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:34,428 INFO L225 Difference]: With dead ends: 758 [2021-11-25 20:40:34,429 INFO L226 Difference]: Without dead ends: 366 [2021-11-25 20:40:34,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:40:34,443 INFO L933 BasicCegarLoop]: 509 mSDtfsCounter, 0 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1016 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:40:34,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1016 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-25 20:40:34,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-11-25 20:40:34,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2021-11-25 20:40:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 263 states have (on average 1.311787072243346) internal successors, (345), 265 states have internal predecessors, (345), 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) [2021-11-25 20:40:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 490 transitions. [2021-11-25 20:40:34,522 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 490 transitions. Word has length 39 [2021-11-25 20:40:34,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:34,524 INFO L470 AbstractCegarLoop]: Abstraction has 366 states and 490 transitions. [2021-11-25 20:40:34,524 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, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-25 20:40:34,524 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 490 transitions. [2021-11-25 20:40:34,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 20:40:34,531 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:34,532 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] [2021-11-25 20:40:34,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:34,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:40:34,732 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:34,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:34,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1341730321, now seen corresponding path program 1 times [2021-11-25 20:40:34,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:34,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [793512203] [2021-11-25 20:40:34,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:34,735 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:34,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:34,736 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:34,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-25 20:40:35,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:35,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:35,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:40:35,192 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:35,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:40:35,413 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:35,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [793512203] [2021-11-25 20:40:35,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [793512203] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:35,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [595476465] [2021-11-25 20:40:35,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:35,414 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:35,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:35,417 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:35,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-25 20:40:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:35,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 20:40:35,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:35,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 20:40:35,866 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:40:35,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [595476465] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:40:35,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:40:35,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2021-11-25 20:40:35,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137340977] [2021-11-25 20:40:35,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:35,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:40:35,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:35,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:40:35,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:40:35,869 INFO L87 Difference]: Start difference. First operand 366 states and 490 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, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-25 20:40:35,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:35,937 INFO L93 Difference]: Finished difference Result 618 states and 816 transitions. [2021-11-25 20:40:35,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:40:35,938 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, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2021-11-25 20:40:35,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:35,942 INFO L225 Difference]: With dead ends: 618 [2021-11-25 20:40:35,942 INFO L226 Difference]: Without dead ends: 260 [2021-11-25 20:40:35,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:40:35,945 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 [2021-11-25 20:40:35,946 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] [2021-11-25 20:40:35,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-11-25 20:40:35,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 260. [2021-11-25 20:40:35,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 188 states have (on average 1.2765957446808511) internal successors, (240), 189 states have internal predecessors, (240), 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) [2021-11-25 20:40:35,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 335 transitions. [2021-11-25 20:40:35,998 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 335 transitions. Word has length 39 [2021-11-25 20:40:35,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:35,998 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 335 transitions. [2021-11-25 20:40:35,999 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, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-25 20:40:35,999 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 335 transitions. [2021-11-25 20:40:36,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 20:40:36,005 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:36,005 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 20:40:36,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:36,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:36,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:36,418 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:36,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:36,418 INFO L85 PathProgramCache]: Analyzing trace with hash 980024809, now seen corresponding path program 1 times [2021-11-25 20:40:36,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:36,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1366479633] [2021-11-25 20:40:36,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:36,419 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:36,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:36,420 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:36,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-25 20:40:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:36,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:36,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:36,947 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:37,201 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:37,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1366479633] [2021-11-25 20:40:37,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1366479633] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:37,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [195216295] [2021-11-25 20:40:37,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:37,202 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:37,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:37,206 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:37,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2021-11-25 20:40:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:37,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:37,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:37,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:40:37,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [195216295] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:40:37,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:40:37,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2021-11-25 20:40:37,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632376536] [2021-11-25 20:40:37,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:37,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:40:37,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:37,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:40:37,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:40:37,824 INFO L87 Difference]: Start difference. First operand 260 states and 335 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:38,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:38,049 INFO L93 Difference]: Finished difference Result 775 states and 1008 transitions. [2021-11-25 20:40:38,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:40:38,049 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 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 56 [2021-11-25 20:40:38,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:38,056 INFO L225 Difference]: With dead ends: 775 [2021-11-25 20:40:38,056 INFO L226 Difference]: Without dead ends: 523 [2021-11-25 20:40:38,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:40:38,059 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 332 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 1490 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 [2021-11-25 20:40:38,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [336 Valid, 1490 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:40:38,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2021-11-25 20:40:38,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 510. [2021-11-25 20:40:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 368 states have (on average 1.2771739130434783) internal successors, (470), 374 states have internal predecessors, (470), 94 states have call successors, (94), 48 states have call predecessors, (94), 47 states have return successors, (96), 89 states have call predecessors, (96), 93 states have call successors, (96) [2021-11-25 20:40:38,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 660 transitions. [2021-11-25 20:40:38,109 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 660 transitions. Word has length 56 [2021-11-25 20:40:38,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:38,110 INFO L470 AbstractCegarLoop]: Abstraction has 510 states and 660 transitions. [2021-11-25 20:40:38,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 660 transitions. [2021-11-25 20:40:38,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 20:40:38,113 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:38,113 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 20:40:38,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:38,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:38,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:40:38,517 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:38,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:38,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1754840678, now seen corresponding path program 1 times [2021-11-25 20:40:38,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:38,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96093161] [2021-11-25 20:40:38,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:38,519 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:38,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:38,520 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:38,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-25 20:40:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:38,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:38,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:39,052 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:39,053 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:39,285 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:39,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [96093161] [2021-11-25 20:40:39,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [96093161] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:39,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [302098593] [2021-11-25 20:40:39,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:39,286 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:39,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:39,287 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:39,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-11-25 20:40:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:39,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:39,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:39,850 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:39,850 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:40:39,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [302098593] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:40:39,851 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:40:39,851 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2021-11-25 20:40:39,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13508059] [2021-11-25 20:40:39,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:39,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:40:39,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:39,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:40:39,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:40:39,853 INFO L87 Difference]: Start difference. First operand 510 states and 660 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:40,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:40,071 INFO L93 Difference]: Finished difference Result 1028 states and 1337 transitions. [2021-11-25 20:40:40,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:40:40,072 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 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 57 [2021-11-25 20:40:40,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:40,080 INFO L225 Difference]: With dead ends: 1028 [2021-11-25 20:40:40,082 INFO L226 Difference]: Without dead ends: 526 [2021-11-25 20:40:40,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:40:40,098 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 323 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 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 [2021-11-25 20:40:40,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 980 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:40:40,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2021-11-25 20:40:40,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 514. [2021-11-25 20:40:40,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 372 states have (on average 1.2688172043010753) internal successors, (472), 377 states have internal predecessors, (472), 93 states have call successors, (93), 49 states have call predecessors, (93), 48 states have return successors, (95), 89 states have call predecessors, (95), 92 states have call successors, (95) [2021-11-25 20:40:40,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 660 transitions. [2021-11-25 20:40:40,157 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 660 transitions. Word has length 57 [2021-11-25 20:40:40,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:40,157 INFO L470 AbstractCegarLoop]: Abstraction has 514 states and 660 transitions. [2021-11-25 20:40:40,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:40,158 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 660 transitions. [2021-11-25 20:40:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 20:40:40,165 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:40,166 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 20:40:40,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:40,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2021-11-25 20:40:40,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:40,579 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:40,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:40,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1594962908, now seen corresponding path program 1 times [2021-11-25 20:40:40,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:40,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1148156182] [2021-11-25 20:40:40,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:40,581 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:40,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:40,582 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:40,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-25 20:40:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:40,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:40,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:41,039 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:41,040 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:41,274 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:41,274 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:41,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1148156182] [2021-11-25 20:40:41,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1148156182] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:41,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1817829736] [2021-11-25 20:40:41,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:41,275 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:41,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:41,278 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:41,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-11-25 20:40:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:41,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 20:40:41,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:41,718 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:41,718 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:40:41,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1817829736] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:40:41,719 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:40:41,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2021-11-25 20:40:41,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048753027] [2021-11-25 20:40:41,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:41,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:40:41,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:41,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:40:41,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:40:41,721 INFO L87 Difference]: Start difference. First operand 514 states and 660 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:41,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:41,888 INFO L93 Difference]: Finished difference Result 1235 states and 1586 transitions. [2021-11-25 20:40:41,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:40:41,889 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 58 [2021-11-25 20:40:41,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:41,897 INFO L225 Difference]: With dead ends: 1235 [2021-11-25 20:40:41,897 INFO L226 Difference]: Without dead ends: 729 [2021-11-25 20:40:41,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:40:41,902 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 144 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 646 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 [2021-11-25 20:40:41,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 646 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:40:41,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2021-11-25 20:40:41,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 726. [2021-11-25 20:40:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 726 states, 535 states have (on average 1.2785046728971963) internal successors, (684), 545 states have internal predecessors, (684), 123 states have call successors, (123), 68 states have call predecessors, (123), 67 states have return successors, (125), 116 states have call predecessors, (125), 122 states have call successors, (125) [2021-11-25 20:40:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 932 transitions. [2021-11-25 20:40:41,976 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 932 transitions. Word has length 58 [2021-11-25 20:40:41,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:41,976 INFO L470 AbstractCegarLoop]: Abstraction has 726 states and 932 transitions. [2021-11-25 20:40:41,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:41,977 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 932 transitions. [2021-11-25 20:40:41,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 20:40:41,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:41,981 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 20:40:41,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-11-25 20:40:42,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:42,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:42,397 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:42,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:42,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1198468300, now seen corresponding path program 1 times [2021-11-25 20:40:42,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:42,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [613678650] [2021-11-25 20:40:42,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:42,399 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:42,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:42,402 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:42,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-25 20:40:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:42,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:42,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:42,865 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:42,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:43,071 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:43,071 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:43,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [613678650] [2021-11-25 20:40:43,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [613678650] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:43,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1822903031] [2021-11-25 20:40:43,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:43,072 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:43,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:43,073 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:43,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-25 20:40:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:43,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:43,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:43,608 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:43,608 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:40:43,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1822903031] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:40:43,608 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:40:43,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2021-11-25 20:40:43,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511274461] [2021-11-25 20:40:43,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:43,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:40:43,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:43,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:40:43,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:40:43,610 INFO L87 Difference]: Start difference. First operand 726 states and 932 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:43,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:43,813 INFO L93 Difference]: Finished difference Result 1467 states and 1886 transitions. [2021-11-25 20:40:43,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:40:43,813 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 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 58 [2021-11-25 20:40:43,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:43,821 INFO L225 Difference]: With dead ends: 1467 [2021-11-25 20:40:43,821 INFO L226 Difference]: Without dead ends: 758 [2021-11-25 20:40:43,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:40:43,826 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 320 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 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, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:40:43,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [324 Valid, 977 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:40:43,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2021-11-25 20:40:43,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 734. [2021-11-25 20:40:43,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 734 states, 543 states have (on average 1.270718232044199) internal successors, (690), 551 states have internal predecessors, (690), 121 states have call successors, (121), 70 states have call predecessors, (121), 69 states have return successors, (123), 116 states have call predecessors, (123), 120 states have call successors, (123) [2021-11-25 20:40:43,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 934 transitions. [2021-11-25 20:40:43,887 INFO L78 Accepts]: Start accepts. Automaton has 734 states and 934 transitions. Word has length 58 [2021-11-25 20:40:43,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:43,887 INFO L470 AbstractCegarLoop]: Abstraction has 734 states and 934 transitions. [2021-11-25 20:40:43,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 934 transitions. [2021-11-25 20:40:43,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 20:40:43,890 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:43,890 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 20:40:43,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:44,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:44,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:44,316 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:44,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:44,316 INFO L85 PathProgramCache]: Analyzing trace with hash 96559261, now seen corresponding path program 1 times [2021-11-25 20:40:44,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:44,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [349098554] [2021-11-25 20:40:44,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:44,317 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:44,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:44,318 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:44,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-25 20:40:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:44,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:44,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:44,754 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 20:40:44,985 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:44,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [349098554] [2021-11-25 20:40:44,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [349098554] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:44,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2140418846] [2021-11-25 20:40:44,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:44,985 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:44,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:44,990 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:45,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-11-25 20:40:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:45,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:45,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:45,557 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:45,558 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:40:45,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2140418846] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:40:45,558 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:40:45,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2021-11-25 20:40:45,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374012213] [2021-11-25 20:40:45,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:45,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:40:45,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:45,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:40:45,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:40:45,560 INFO L87 Difference]: Start difference. First operand 734 states and 934 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:45,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:45,754 INFO L93 Difference]: Finished difference Result 1400 states and 1782 transitions. [2021-11-25 20:40:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:40:45,754 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 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 59 [2021-11-25 20:40:45,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:45,760 INFO L225 Difference]: With dead ends: 1400 [2021-11-25 20:40:45,760 INFO L226 Difference]: Without dead ends: 683 [2021-11-25 20:40:45,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:40:45,764 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 [2021-11-25 20:40:45,765 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] [2021-11-25 20:40:45,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2021-11-25 20:40:45,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 665. [2021-11-25 20:40:45,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 495 states have (on average 1.2606060606060605) internal successors, (624), 499 states have internal predecessors, (624), 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) [2021-11-25 20:40:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 836 transitions. [2021-11-25 20:40:45,812 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 836 transitions. Word has length 59 [2021-11-25 20:40:45,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:45,812 INFO L470 AbstractCegarLoop]: Abstraction has 665 states and 836 transitions. [2021-11-25 20:40:45,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-25 20:40:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 836 transitions. [2021-11-25 20:40:45,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 20:40:45,816 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:45,826 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-25 20:40:45,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:46,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:46,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:40:46,229 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:46,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:46,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1028595171, now seen corresponding path program 1 times [2021-11-25 20:40:46,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:46,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273577968] [2021-11-25 20:40:46,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:46,231 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:46,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:46,232 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:46,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-25 20:40:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:46,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:46,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:46,660 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 20:40:46,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:46,870 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 20:40:46,870 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:46,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1273577968] [2021-11-25 20:40:46,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1273577968] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:46,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [260126194] [2021-11-25 20:40:46,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:46,871 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:46,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:46,872 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:46,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2021-11-25 20:40:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:47,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:40:47,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:47,512 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:40:47,512 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:47,934 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:40:47,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [260126194] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-25 20:40:47,935 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-25 20:40:47,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [4, 4, 7] total 14 [2021-11-25 20:40:47,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630200594] [2021-11-25 20:40:47,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:40:47,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 20:40:47,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:47,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 20:40:47,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-11-25 20:40:47,937 INFO L87 Difference]: Start difference. First operand 665 states and 836 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) [2021-11-25 20:40:49,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:49,322 INFO L93 Difference]: Finished difference Result 1619 states and 2036 transitions. [2021-11-25 20:40:49,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-25 20:40:49,323 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 68 [2021-11-25 20:40:49,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:49,333 INFO L225 Difference]: With dead ends: 1619 [2021-11-25 20:40:49,333 INFO L226 Difference]: Without dead ends: 978 [2021-11-25 20:40:49,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=99, Invalid=407, Unknown=0, NotChecked=0, Total=506 [2021-11-25 20:40:49,337 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 341 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:40:49,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [345 Valid, 1996 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 20:40:49,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2021-11-25 20:40:49,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 915. [2021-11-25 20:40:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 915 states, 685 states have (on average 1.2686131386861315) internal successors, (869), 687 states have internal predecessors, (869), 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) [2021-11-25 20:40:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1157 transitions. [2021-11-25 20:40:49,395 INFO L78 Accepts]: Start accepts. Automaton has 915 states and 1157 transitions. Word has length 68 [2021-11-25 20:40:49,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:49,396 INFO L470 AbstractCegarLoop]: Abstraction has 915 states and 1157 transitions. [2021-11-25 20:40:49,396 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) [2021-11-25 20:40:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1157 transitions. [2021-11-25 20:40:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 20:40:49,399 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:49,399 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, 1, 1, 1] [2021-11-25 20:40:49,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:49,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2021-11-25 20:40:49,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:49,816 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:49,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:49,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1129164759, now seen corresponding path program 1 times [2021-11-25 20:40:49,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:49,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1994158944] [2021-11-25 20:40:49,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:49,817 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:49,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:49,818 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:49,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-25 20:40:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:50,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:40:50,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:40:50,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:50,459 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 20:40:50,459 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:50,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1994158944] [2021-11-25 20:40:50,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1994158944] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:50,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1907517316] [2021-11-25 20:40:50,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:50,460 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:50,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:50,461 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:50,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-11-25 20:40:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:50,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:40:50,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:51,164 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:51,165 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:51,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:51,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1907517316] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:51,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220038633] [2021-11-25 20:40:51,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:51,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:40:51,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:40:51,567 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:40:51,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-25 20:40:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:51,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:40:51,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:51,970 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:51,971 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 20:40:52,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1220038633] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:52,276 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:40:52,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 8, 9, 8, 9] total 15 [2021-11-25 20:40:52,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484073149] [2021-11-25 20:40:52,276 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:40:52,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-25 20:40:52,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:52,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-25 20:40:52,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-11-25 20:40:52,278 INFO L87 Difference]: Start difference. First operand 915 states and 1157 transitions. Second operand has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 13 states have internal predecessors, (92), 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) [2021-11-25 20:40:54,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:40:54,886 INFO L93 Difference]: Finished difference Result 2135 states and 2697 transitions. [2021-11-25 20:40:54,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-25 20:40:54,887 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 13 states have internal predecessors, (92), 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 69 [2021-11-25 20:40:54,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:40:54,896 INFO L225 Difference]: With dead ends: 2135 [2021-11-25 20:40:54,896 INFO L226 Difference]: Without dead ends: 1243 [2021-11-25 20:40:54,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=170, Invalid=760, Unknown=0, NotChecked=0, Total=930 [2021-11-25 20:40:54,901 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 744 mSDsluCounter, 2890 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 749 SdHoareTripleChecker+Valid, 3268 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:40:54,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [749 Valid, 3268 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 643 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-25 20:40:54,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2021-11-25 20:40:54,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1178. [2021-11-25 20:40:54,992 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) [2021-11-25 20:40:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-25 20:40:54,999 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 69 [2021-11-25 20:40:54,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:40:54,999 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-25 20:40:54,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 13 states have internal predecessors, (92), 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) [2021-11-25 20:40:55,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-25 20:40:55,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 20:40:55,003 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:40:55,003 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] [2021-11-25 20:40:55,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:55,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:55,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-25 20:40:55,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:40:55,619 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:40:55,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:40:55,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1082506311, now seen corresponding path program 1 times [2021-11-25 20:40:55,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:40:55,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [196339997] [2021-11-25 20:40:55,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:55,620 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:40:55,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:40:55,621 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:40:55,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-25 20:40:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:55,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:40:55,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:40:56,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:40:56,590 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:40:56,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [196339997] [2021-11-25 20:40:56,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [196339997] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:56,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [729595125] [2021-11-25 20:40:56,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:56,591 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:40:56,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:40:56,594 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:40:56,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-11-25 20:40:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:56,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:40:56,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:40:57,123 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:40:57,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [729595125] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:57,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813980566] [2021-11-25 20:40:57,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:40:57,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:40:57,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:40:57,428 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:40:57,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-25 20:40:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:40:57,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:40:57,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:40:57,945 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:40:57,946 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:40:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:40:58,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1813980566] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:40:58,227 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:40:58,227 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8, 9, 8, 9] total 11 [2021-11-25 20:40:58,227 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132188578] [2021-11-25 20:40:58,228 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:40:58,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:40:58,229 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:40:58,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:40:58,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:40:58,230 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) [2021-11-25 20:41:00,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:41:00,423 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-11-25 20:41:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-25 20:41:00,424 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 [2021-11-25 20:41:00,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:41:00,434 INFO L225 Difference]: With dead ends: 2654 [2021-11-25 20:41:00,434 INFO L226 Difference]: Without dead ends: 1503 [2021-11-25 20:41:00,439 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 [2021-11-25 20:41:00,440 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 720 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 725 SdHoareTripleChecker+Valid, 2374 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:41:00,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [725 Valid, 2374 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 20:41:00,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-11-25 20:41:00,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-11-25 20:41:00,508 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) [2021-11-25 20:41:00,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-25 20:41:00,515 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 73 [2021-11-25 20:41:00,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:41:00,516 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-25 20:41:00,516 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) [2021-11-25 20:41:00,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-25 20:41:00,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 20:41:00,519 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:41:00,520 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] [2021-11-25 20:41:00,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:00,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:00,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:01,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:41:01,124 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:41:01,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:41:01,124 INFO L85 PathProgramCache]: Analyzing trace with hash -608187279, now seen corresponding path program 1 times [2021-11-25 20:41:01,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:41:01,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [581785687] [2021-11-25 20:41:01,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:01,125 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:41:01,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:41:01,125 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:41:01,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-25 20:41:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:41:01,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:41:01,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:41:01,788 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:41:01,788 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:41:02,136 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:41:02,136 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:41:02,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [581785687] [2021-11-25 20:41:02,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [581785687] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:41:02,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [221707027] [2021-11-25 20:41:02,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:02,137 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:41:02,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:41:02,137 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:41:02,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-11-25 20:41:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:41:02,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:41:02,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:41:02,611 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:41:02,611 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:41:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:41:02,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [221707027] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:41:02,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1834996233] [2021-11-25 20:41:02,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:02,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:41:02,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:41:02,902 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:41:02,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-11-25 20:41:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:41:03,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 20:41:03,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:41:03,401 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:41:03,402 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:41:03,671 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:41:03,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1834996233] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:41:03,671 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:41:03,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8, 9, 8, 9] total 11 [2021-11-25 20:41:03,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48084418] [2021-11-25 20:41:03,672 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:41:03,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 20:41:03,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:41:03,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 20:41:03,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-25 20:41:03,674 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) [2021-11-25 20:41:05,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:41:05,494 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-11-25 20:41:05,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-25 20:41:05,495 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 [2021-11-25 20:41:05,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:41:05,505 INFO L225 Difference]: With dead ends: 2654 [2021-11-25 20:41:05,505 INFO L226 Difference]: Without dead ends: 1503 [2021-11-25 20:41:05,509 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-11-25 20:41:05,510 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 774 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 544 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 779 SdHoareTripleChecker+Valid, 2089 SdHoareTripleChecker+Invalid, 750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:41:05,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [779 Valid, 2089 Invalid, 750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 544 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-25 20:41:05,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-11-25 20:41:05,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-11-25 20:41:05,575 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) [2021-11-25 20:41:05,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-25 20:41:05,581 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 74 [2021-11-25 20:41:05,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:41:05,582 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-25 20:41:05,582 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) [2021-11-25 20:41:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-25 20:41:05,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 20:41:05,585 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:41:05,585 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] [2021-11-25 20:41:05,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:05,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:06,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-11-25 20:41:06,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:41:06,199 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:41:06,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:41:06,199 INFO L85 PathProgramCache]: Analyzing trace with hash -2022215437, now seen corresponding path program 1 times [2021-11-25 20:41:06,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:41:06,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2000336381] [2021-11-25 20:41:06,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:06,200 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:41:06,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:41:06,201 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:41:06,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-25 20:41:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:41:06,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 20:41:06,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:41:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 20:41:06,610 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:41:06,610 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:41:06,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2000336381] [2021-11-25 20:41:06,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2000336381] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:41:06,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:41:06,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:41:06,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160421463] [2021-11-25 20:41:06,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:41:06,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:41:06,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:41:06,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:41:06,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:41:06,613 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-25 20:41:06,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:41:06,792 INFO L93 Difference]: Finished difference Result 2624 states and 3365 transitions. [2021-11-25 20:41:06,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:41:06,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 79 [2021-11-25 20:41:06,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:41:06,802 INFO L225 Difference]: With dead ends: 2624 [2021-11-25 20:41:06,802 INFO L226 Difference]: Without dead ends: 1473 [2021-11-25 20:41:06,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:41:06,807 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 151 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:41:06,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 762 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:41:06,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2021-11-25 20:41:06,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 1470. [2021-11-25 20:41:06,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1470 states, 1141 states have (on average 1.284837861524978) internal successors, (1466), 1147 states have internal predecessors, (1466), 199 states have call successors, (199), 130 states have call predecessors, (199), 129 states have return successors, (201), 195 states have call predecessors, (201), 198 states have call successors, (201) [2021-11-25 20:41:06,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1470 states and 1866 transitions. [2021-11-25 20:41:06,912 INFO L78 Accepts]: Start accepts. Automaton has 1470 states and 1866 transitions. Word has length 79 [2021-11-25 20:41:06,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:41:06,912 INFO L470 AbstractCegarLoop]: Abstraction has 1470 states and 1866 transitions. [2021-11-25 20:41:06,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-25 20:41:06,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1866 transitions. [2021-11-25 20:41:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 20:41:06,916 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:41:06,916 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] [2021-11-25 20:41:06,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:07,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:41:07,131 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:41:07,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:41:07,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1967013804, now seen corresponding path program 1 times [2021-11-25 20:41:07,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:41:07,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [762387581] [2021-11-25 20:41:07,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:07,132 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:41:07,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:41:07,133 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:41:07,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-25 20:41:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:41:07,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-25 20:41:07,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:41:07,865 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 20:41:07,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:41:08,432 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 20:41:08,432 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:41:08,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [762387581] [2021-11-25 20:41:08,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [762387581] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:41:08,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [70165685] [2021-11-25 20:41:08,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:08,432 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-25 20:41:08,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 [2021-11-25 20:41:08,433 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-25 20:41:08,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2021-11-25 20:41:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:41:08,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-25 20:41:08,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:41:08,995 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 20:41:08,995 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:41:09,433 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 20:41:09,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [70165685] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:41:09,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2129594060] [2021-11-25 20:41:09,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:09,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:41:09,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:41:09,435 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:41:09,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-11-25 20:41:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:41:09,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-25 20:41:09,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:41:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 20:41:09,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:41:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 20:41:10,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2129594060] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:41:10,416 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-25 20:41:10,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 11, 12, 11, 12] total 16 [2021-11-25 20:41:10,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386291673] [2021-11-25 20:41:10,416 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-25 20:41:10,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-25 20:41:10,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:41:10,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-25 20:41:10,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-11-25 20:41:10,418 INFO L87 Difference]: Start difference. First operand 1470 states and 1866 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) [2021-11-25 20:41:12,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:41:12,663 INFO L93 Difference]: Finished difference Result 3170 states and 4014 transitions. [2021-11-25 20:41:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-25 20:41:12,664 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 [2021-11-25 20:41:12,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:41:12,675 INFO L225 Difference]: With dead ends: 3170 [2021-11-25 20:41:12,676 INFO L226 Difference]: Without dead ends: 1727 [2021-11-25 20:41:12,680 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 [2021-11-25 20:41:12,681 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 705 mSDsluCounter, 2589 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 2920 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:41:12,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [709 Valid, 2920 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-25 20:41:12,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1727 states. [2021-11-25 20:41:12,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1727 to 412. [2021-11-25 20:41:12,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 317 states have internal predecessors, (393), 55 states have call successors, (55), 40 states have call predecessors, (55), 39 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2021-11-25 20:41:12,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 502 transitions. [2021-11-25 20:41:12,719 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 502 transitions. Word has length 84 [2021-11-25 20:41:12,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:41:12,720 INFO L470 AbstractCegarLoop]: Abstraction has 412 states and 502 transitions. [2021-11-25 20:41:12,720 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) [2021-11-25 20:41:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 502 transitions. [2021-11-25 20:41:12,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 20:41:12,722 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:41:12,722 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] [2021-11-25 20:41:12,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:12,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2021-11-25 20:41:13,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2021-11-25 20:41:13,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/cvc4 --incremental --print-success --lang smt,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:41:13,338 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:41:13,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:41:13,338 INFO L85 PathProgramCache]: Analyzing trace with hash -446383630, now seen corresponding path program 1 times [2021-11-25 20:41:13,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:41:13,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [280107833] [2021-11-25 20:41:13,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:13,339 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:41:13,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:41:13,340 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:41:13,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-25 20:41:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:41:13,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 20:41:13,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:41:13,749 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 20:41:13,749 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:41:13,749 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 20:41:13,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [280107833] [2021-11-25 20:41:13,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [280107833] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:41:13,749 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:41:13,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:41:13,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440890431] [2021-11-25 20:41:13,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:41:13,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:41:13,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 20:41:13,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:41:13,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:41:13,755 INFO L87 Difference]: Start difference. First operand 412 states and 502 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-25 20:41:13,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:41:13,911 INFO L93 Difference]: Finished difference Result 1001 states and 1214 transitions. [2021-11-25 20:41:13,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:41:13,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 92 [2021-11-25 20:41:13,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:41:13,916 INFO L225 Difference]: With dead ends: 1001 [2021-11-25 20:41:13,916 INFO L226 Difference]: Without dead ends: 616 [2021-11-25 20:41:13,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:41:13,918 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 233 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:41:13,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [233 Valid, 677 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 20:41:13,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-11-25 20:41:13,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 613. [2021-11-25 20:41:13,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 467 states have (on average 1.220556745182013) internal successors, (570), 467 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) [2021-11-25 20:41:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 731 transitions. [2021-11-25 20:41:13,966 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 731 transitions. Word has length 92 [2021-11-25 20:41:13,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:41:13,966 INFO L470 AbstractCegarLoop]: Abstraction has 613 states and 731 transitions. [2021-11-25 20:41:13,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-25 20:41:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 731 transitions. [2021-11-25 20:41:13,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-25 20:41:13,969 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:41:13,969 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] [2021-11-25 20:41:13,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:14,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:41:14,184 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:41:14,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:41:14,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1210197595, now seen corresponding path program 1 times [2021-11-25 20:41:14,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 20:41:14,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [865803405] [2021-11-25 20:41:14,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:41:14,185 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 20:41:14,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 20:41:14,186 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 20:41:14,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2021-11-25 20:41:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:41:14,591 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 20:41:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 20:41:15,123 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-25 20:41:15,123 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 20:41:15,124 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 20:41:15,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2021-11-25 20:41:15,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 20:41:15,342 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:41:15,345 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 20:41:15,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,380 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,380 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,381 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,381 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,382 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,383 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,384 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,393 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,397 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,397 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,397 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,398 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,399 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,399 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,405 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,406 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,407 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,408 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,409 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,410 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,410 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,410 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,410 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,411 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,411 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,411 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,411 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,412 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,412 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,412 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,413 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,413 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,413 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,414 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,414 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,414 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,414 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,414 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,415 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,416 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,417 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,418 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,419 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,420 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,422 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,435 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-25 20:41:15,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-25 20:41:15,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:41:15 BoogieIcfgContainer [2021-11-25 20:41:15,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:41:15,554 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:41:15,554 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:41:15,554 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:41:15,555 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:40:33" (3/4) ... [2021-11-25 20:41:15,558 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 20:41:15,559 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:41:15,560 INFO L158 Benchmark]: Toolchain (without parser) took 47926.17ms. Allocated memory was 60.8MB in the beginning and 207.6MB in the end (delta: 146.8MB). Free memory was 35.5MB in the beginning and 57.7MB in the end (delta: -22.3MB). Peak memory consumption was 125.5MB. Max. memory is 16.1GB. [2021-11-25 20:41:15,561 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:41:15,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1468.05ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 35.3MB in the beginning and 41.6MB in the end (delta: -6.3MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-25 20:41:15,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.46ms. Allocated memory is still 77.6MB. Free memory was 41.6MB in the beginning and 35.9MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 20:41:15,564 INFO L158 Benchmark]: Boogie Preprocessor took 117.92ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 35.9MB in the beginning and 65.9MB in the end (delta: -29.9MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-11-25 20:41:15,564 INFO L158 Benchmark]: RCFGBuilder took 4155.91ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 45.3MB in the end (delta: 20.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2021-11-25 20:41:15,565 INFO L158 Benchmark]: TraceAbstraction took 42042.90ms. Allocated memory was 100.7MB in the beginning and 207.6MB in the end (delta: 107.0MB). Free memory was 44.9MB in the beginning and 58.8MB in the end (delta: -13.9MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. [2021-11-25 20:41:15,565 INFO L158 Benchmark]: Witness Printer took 5.78ms. Allocated memory is still 207.6MB. Free memory was 58.8MB in the beginning and 57.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:41:15,568 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1468.05ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 35.3MB in the beginning and 41.6MB in the end (delta: -6.3MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.46ms. Allocated memory is still 77.6MB. Free memory was 41.6MB in the beginning and 35.9MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.92ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 35.9MB in the beginning and 65.9MB in the end (delta: -29.9MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4155.91ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 45.3MB in the end (delta: 20.5MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * TraceAbstraction took 42042.90ms. Allocated memory was 100.7MB in the beginning and 207.6MB in the end (delta: 107.0MB). Free memory was 44.9MB in the beginning and 58.8MB in the end (delta: -13.9MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. * Witness Printer took 5.78ms. Allocated memory is still 207.6MB. Free memory was 58.8MB in the beginning and 57.7MB in the end (delta: 1.0MB). 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: 15, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5470 SdHoareTripleChecker+Valid, 8.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5431 mSDsluCounter, 20502 SdHoareTripleChecker+Invalid, 7.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15200 mSDsCounter, 846 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3192 IncrementalHoareTripleChecker+Invalid, 4038 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 846 mSolverCounterUnsat, 5302 mSDtfsCounter, 3192 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3294 GetRequests, 3124 SyntacticMatches, 0 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 469 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1470occurred in iteration=12, InterpolantAutomatonStates: 121, 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, 14 MinimizatonAttempts, 2169 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 13.8s InterpolantComputationTime, 1993 NumberOfCodeBlocks, 1993 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 3214 ConstructedInterpolants, 0 QuantifiedInterpolants, 6016 SizeOfPredicates, 80 NumberOfNonLiveVariables, 10067 ConjunctsInSsa, 182 ConjunctsInUnsatCore, 49 InterpolantComputations, 10 PerfectInterpolantSequences, 746/931 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 [2021-11-25 20:41:15,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34437fd1-8d03-4a19-8893-290662ccb1fa/bin/utaipan-eEHZpOm5b7/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