./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:01:25,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:01:25,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:01:25,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:01:25,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:01:25,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:01:25,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:01:25,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:01:25,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:01:25,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:01:25,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:01:25,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:01:25,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:01:25,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:01:25,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:01:25,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:01:25,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:01:25,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:01:25,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:01:25,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:01:25,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:01:25,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:01:25,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:01:25,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:01:25,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:01:25,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:01:25,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:01:25,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:01:25,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:01:25,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:01:25,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:01:25,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:01:25,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:01:25,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:01:25,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:01:25,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:01:25,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:01:25,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:01:25,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:01:25,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:01:25,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:01:25,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 03:01:25,297 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:01:25,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:01:25,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:01:25,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:01:25,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:01:25,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:01:25,300 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:01:25,300 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:01:25,301 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:01:25,301 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:01:25,301 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:01:25,302 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:01:25,302 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:01:25,302 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:01:25,302 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:01:25,303 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:01:25,303 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:01:25,303 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:01:25,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:01:25,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:01:25,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:01:25,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:01:25,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:01:25,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:01:25,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:01:25,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:01:25,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:01:25,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:01:25,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:01:25,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:01:25,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:01:25,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:01:25,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:01:25,309 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:01:25,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:01:25,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:01:25,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:01:25,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:01:25,310 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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-11-23 03:01:25,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:01:25,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:01:25,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:01:25,563 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:01:25,564 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:01:25,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-23 03:01:25,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data/e00bca954/ff2f2e74a9074c4a99dd8c70476bc7f6/FLAGcb01393cf [2021-11-23 03:01:26,346 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:01:26,347 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-23 03:01:26,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data/e00bca954/ff2f2e74a9074c4a99dd8c70476bc7f6/FLAGcb01393cf [2021-11-23 03:01:26,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data/e00bca954/ff2f2e74a9074c4a99dd8c70476bc7f6 [2021-11-23 03:01:26,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:01:26,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:01:26,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:01:26,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:01:26,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:01:26,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:26" (1/1) ... [2021-11-23 03:01:26,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a794f00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:26, skipping insertion in model container [2021-11-23 03:01:26,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:26" (1/1) ... [2021-11-23 03:01:26,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:01:26,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:01:27,030 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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/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] [2021-11-23 03:01:27,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:01:27,375 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:01:27,460 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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/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] [2021-11-23 03:01:27,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:01:27,612 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:01:27,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27 WrapperNode [2021-11-23 03:01:27,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:01:27,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:01:27,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:01:27,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:01:27,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,736 INFO L137 Inliner]: procedures = 117, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 841 [2021-11-23 03:01:27,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:01:27,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:01:27,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:01:27,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:01:27,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:01:27,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:01:27,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:01:27,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:01:27,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (1/1) ... [2021-11-23 03:01:27,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:01:27,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:01:27,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:01:27,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:01:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 03:01:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 03:01:27,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 03:01:27,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 03:01:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 03:01:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-11-23 03:01:27,950 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-11-23 03:01:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-11-23 03:01:27,950 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-11-23 03:01:27,950 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-23 03:01:27,951 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-23 03:01:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-11-23 03:01:27,951 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-11-23 03:01:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-11-23 03:01:27,952 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-11-23 03:01:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-11-23 03:01:27,952 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-11-23 03:01:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 03:01:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 03:01:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-11-23 03:01:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-11-23 03:01:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 03:01:27,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 03:01:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 03:01:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 03:01:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-11-23 03:01:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-11-23 03:01:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 03:01:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 03:01:27,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 03:01:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-11-23 03:01:27,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-11-23 03:01:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-11-23 03:01:27,955 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-11-23 03:01:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-11-23 03:01:27,955 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-11-23 03:01:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 03:01:27,956 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 03:01:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:01:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:01:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-11-23 03:01:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-11-23 03:01:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:01:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 03:01:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 03:01:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:01:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 03:01:27,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 03:01:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-23 03:01:27,959 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-23 03:01:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 03:01:27,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 03:01:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-23 03:01:27,961 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-23 03:01:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:01:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-23 03:01:27,962 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-23 03:01:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 03:01:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-23 03:01:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-23 03:01:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-11-23 03:01:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-11-23 03:01:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-11-23 03:01:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-11-23 03:01:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:01:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-23 03:01:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-23 03:01:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 03:01:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 03:01:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-11-23 03:01:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-11-23 03:01:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:01:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:01:28,343 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:01:28,345 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:01:28,505 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 03:01:29,243 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:01:29,429 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:01:29,429 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 03:01:29,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:01:29 BoogieIcfgContainer [2021-11-23 03:01:29,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:01:29,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:01:29,441 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:01:29,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:01:29,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:01:26" (1/3) ... [2021-11-23 03:01:29,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b035ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:01:29, skipping insertion in model container [2021-11-23 03:01:29,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:27" (2/3) ... [2021-11-23 03:01:29,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b035ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:01:29, skipping insertion in model container [2021-11-23 03:01:29,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:01:29" (3/3) ... [2021-11-23 03:01:29,449 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-23 03:01:29,455 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:01:29,455 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 03:01:29,507 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:01:29,514 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 [2021-11-23 03:01:29,515 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 03:01:29,541 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) [2021-11-23 03:01:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 03:01:29,556 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:29,556 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] [2021-11-23 03:01:29,557 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:29,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:29,562 INFO L85 PathProgramCache]: Analyzing trace with hash -223398157, now seen corresponding path program 1 times [2021-11-23 03:01:29,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:29,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075156893] [2021-11-23 03:01:29,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:29,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:29,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:01:29,933 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:29,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075156893] [2021-11-23 03:01:29,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075156893] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:29,934 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:01:29,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:01:29,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46894043] [2021-11-23 03:01:29,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:29,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:01:29,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:29,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:01:29,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:01:29,975 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) [2021-11-23 03:01:30,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:30,114 INFO L93 Difference]: Finished difference Result 512 states and 709 transitions. [2021-11-23 03:01:30,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:01:30,117 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 [2021-11-23 03:01:30,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:30,129 INFO L225 Difference]: With dead ends: 512 [2021-11-23 03:01:30,129 INFO L226 Difference]: Without dead ends: 204 [2021-11-23 03:01:30,136 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 [2021-11-23 03:01:30,140 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 [2021-11-23 03:01:30,141 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] [2021-11-23 03:01:30,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-11-23 03:01:30,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2021-11-23 03:01:30,203 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) [2021-11-23 03:01:30,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 267 transitions. [2021-11-23 03:01:30,209 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 267 transitions. Word has length 34 [2021-11-23 03:01:30,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:30,211 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 267 transitions. [2021-11-23 03:01:30,211 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) [2021-11-23 03:01:30,211 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 267 transitions. [2021-11-23 03:01:30,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 03:01:30,217 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:30,217 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] [2021-11-23 03:01:30,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 03:01:30,218 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:30,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:30,219 INFO L85 PathProgramCache]: Analyzing trace with hash 144512506, now seen corresponding path program 1 times [2021-11-23 03:01:30,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:30,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022545624] [2021-11-23 03:01:30,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:30,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:30,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:30,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:30,360 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:30,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022545624] [2021-11-23 03:01:30,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022545624] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:30,361 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:01:30,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 03:01:30,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404101211] [2021-11-23 03:01:30,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:30,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:01:30,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:30,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:01:30,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:01:30,366 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) [2021-11-23 03:01:30,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:30,604 INFO L93 Difference]: Finished difference Result 412 states and 539 transitions. [2021-11-23 03:01:30,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:01:30,605 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 [2021-11-23 03:01:30,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:30,620 INFO L225 Difference]: With dead ends: 412 [2021-11-23 03:01:30,621 INFO L226 Difference]: Without dead ends: 212 [2021-11-23 03:01:30,622 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 [2021-11-23 03:01:30,630 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 [2021-11-23 03:01:30,631 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] [2021-11-23 03:01:30,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-11-23 03:01:30,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 209. [2021-11-23 03:01:30,693 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) [2021-11-23 03:01:30,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 271 transitions. [2021-11-23 03:01:30,698 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 271 transitions. Word has length 50 [2021-11-23 03:01:30,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:30,699 INFO L470 AbstractCegarLoop]: Abstraction has 209 states and 271 transitions. [2021-11-23 03:01:30,699 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) [2021-11-23 03:01:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 271 transitions. [2021-11-23 03:01:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 03:01:30,709 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:30,711 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] [2021-11-23 03:01:30,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 03:01:30,712 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:30,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:30,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1006770892, now seen corresponding path program 1 times [2021-11-23 03:01:30,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:30,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843569887] [2021-11-23 03:01:30,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:30,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:30,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:30,875 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:30,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843569887] [2021-11-23 03:01:30,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843569887] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:30,878 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:01:30,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:01:30,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539176813] [2021-11-23 03:01:30,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:30,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:01:30,880 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:30,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:01:30,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:01:30,881 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) [2021-11-23 03:01:31,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:31,069 INFO L93 Difference]: Finished difference Result 514 states and 666 transitions. [2021-11-23 03:01:31,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:01:31,070 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 [2021-11-23 03:01:31,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:31,074 INFO L225 Difference]: With dead ends: 514 [2021-11-23 03:01:31,074 INFO L226 Difference]: Without dead ends: 309 [2021-11-23 03:01:31,075 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 [2021-11-23 03:01:31,087 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 [2021-11-23 03:01:31,093 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] [2021-11-23 03:01:31,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-11-23 03:01:31,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 306. [2021-11-23 03:01:31,144 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) [2021-11-23 03:01:31,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 398 transitions. [2021-11-23 03:01:31,147 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 398 transitions. Word has length 51 [2021-11-23 03:01:31,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:31,148 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 398 transitions. [2021-11-23 03:01:31,148 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) [2021-11-23 03:01:31,148 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 398 transitions. [2021-11-23 03:01:31,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 03:01:31,151 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:31,151 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] [2021-11-23 03:01:31,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 03:01:31,152 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:31,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:31,153 INFO L85 PathProgramCache]: Analyzing trace with hash 586529913, now seen corresponding path program 1 times [2021-11-23 03:01:31,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:31,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986169543] [2021-11-23 03:01:31,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:31,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:31,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:31,255 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:31,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986169543] [2021-11-23 03:01:31,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986169543] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:31,256 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:01:31,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 03:01:31,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786884457] [2021-11-23 03:01:31,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:31,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:01:31,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:31,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:01:31,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:01:31,258 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) [2021-11-23 03:01:31,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:31,561 INFO L93 Difference]: Finished difference Result 914 states and 1188 transitions. [2021-11-23 03:01:31,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 03:01:31,562 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 [2021-11-23 03:01:31,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:31,571 INFO L225 Difference]: With dead ends: 914 [2021-11-23 03:01:31,571 INFO L226 Difference]: Without dead ends: 621 [2021-11-23 03:01:31,572 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 [2021-11-23 03:01:31,575 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 269 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2021-11-23 03:01:31,577 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] [2021-11-23 03:01:31,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2021-11-23 03:01:31,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 586. [2021-11-23 03:01:31,672 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) [2021-11-23 03:01:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 764 transitions. [2021-11-23 03:01:31,679 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 764 transitions. Word has length 49 [2021-11-23 03:01:31,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:31,679 INFO L470 AbstractCegarLoop]: Abstraction has 586 states and 764 transitions. [2021-11-23 03:01:31,680 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) [2021-11-23 03:01:31,680 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 764 transitions. [2021-11-23 03:01:31,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 03:01:31,683 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:31,683 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] [2021-11-23 03:01:31,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 03:01:31,684 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:31,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:31,685 INFO L85 PathProgramCache]: Analyzing trace with hash -439508298, now seen corresponding path program 1 times [2021-11-23 03:01:31,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:31,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740348470] [2021-11-23 03:01:31,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:31,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:31,805 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:31,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740348470] [2021-11-23 03:01:31,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740348470] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:31,805 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:01:31,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 03:01:31,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061124957] [2021-11-23 03:01:31,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:31,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:01:31,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:31,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:01:31,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:01:31,808 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) [2021-11-23 03:01:31,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:31,993 INFO L93 Difference]: Finished difference Result 1005 states and 1294 transitions. [2021-11-23 03:01:31,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:01:31,994 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 [2021-11-23 03:01:31,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:32,002 INFO L225 Difference]: With dead ends: 1005 [2021-11-23 03:01:32,002 INFO L226 Difference]: Without dead ends: 618 [2021-11-23 03:01:32,004 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 [2021-11-23 03:01:32,005 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 [2021-11-23 03:01:32,006 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] [2021-11-23 03:01:32,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2021-11-23 03:01:32,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 594. [2021-11-23 03:01:32,061 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) [2021-11-23 03:01:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 768 transitions. [2021-11-23 03:01:32,069 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 768 transitions. Word has length 51 [2021-11-23 03:01:32,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:32,070 INFO L470 AbstractCegarLoop]: Abstraction has 594 states and 768 transitions. [2021-11-23 03:01:32,070 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) [2021-11-23 03:01:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 768 transitions. [2021-11-23 03:01:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 03:01:32,073 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:32,073 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] [2021-11-23 03:01:32,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 03:01:32,074 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:32,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:32,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1130667113, now seen corresponding path program 1 times [2021-11-23 03:01:32,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:32,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697066827] [2021-11-23 03:01:32,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:32,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:32,183 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:32,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697066827] [2021-11-23 03:01:32,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697066827] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:32,183 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:01:32,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 03:01:32,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815475633] [2021-11-23 03:01:32,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:32,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:01:32,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:32,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:01:32,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:01:32,190 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) [2021-11-23 03:01:32,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:32,372 INFO L93 Difference]: Finished difference Result 955 states and 1217 transitions. [2021-11-23 03:01:32,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:01:32,372 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 [2021-11-23 03:01:32,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:32,378 INFO L225 Difference]: With dead ends: 955 [2021-11-23 03:01:32,378 INFO L226 Difference]: Without dead ends: 558 [2021-11-23 03:01:32,380 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 [2021-11-23 03:01:32,382 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 [2021-11-23 03:01:32,382 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] [2021-11-23 03:01:32,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-11-23 03:01:32,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 540. [2021-11-23 03:01:32,425 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) [2021-11-23 03:01:32,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 691 transitions. [2021-11-23 03:01:32,431 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 691 transitions. Word has length 52 [2021-11-23 03:01:32,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:32,431 INFO L470 AbstractCegarLoop]: Abstraction has 540 states and 691 transitions. [2021-11-23 03:01:32,431 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) [2021-11-23 03:01:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 691 transitions. [2021-11-23 03:01:32,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 03:01:32,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:32,435 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] [2021-11-23 03:01:32,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 03:01:32,436 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:32,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:32,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1517449669, now seen corresponding path program 1 times [2021-11-23 03:01:32,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:32,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156765389] [2021-11-23 03:01:32,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:32,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:32,604 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 03:01:32,605 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:32,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156765389] [2021-11-23 03:01:32,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156765389] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:01:32,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [805230913] [2021-11-23 03:01:32,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:32,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:32,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:01:32,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:01:32,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:01:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:32,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 03:01:32,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:01:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:33,116 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:01:33,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [805230913] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:33,117 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 03:01:33,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2021-11-23 03:01:33,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455556668] [2021-11-23 03:01:33,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:33,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 03:01:33,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:33,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 03:01:33,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-11-23 03:01:33,119 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) [2021-11-23 03:01:33,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:33,454 INFO L93 Difference]: Finished difference Result 1126 states and 1432 transitions. [2021-11-23 03:01:33,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 03:01:33,455 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 [2021-11-23 03:01:33,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:33,461 INFO L225 Difference]: With dead ends: 1126 [2021-11-23 03:01:33,461 INFO L226 Difference]: Without dead ends: 813 [2021-11-23 03:01:33,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2021-11-23 03:01:33,463 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 262 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2021-11-23 03:01:33,464 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] [2021-11-23 03:01:33,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2021-11-23 03:01:33,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 766. [2021-11-23 03:01:33,512 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) [2021-11-23 03:01:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 986 transitions. [2021-11-23 03:01:33,517 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 986 transitions. Word has length 61 [2021-11-23 03:01:33,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:33,518 INFO L470 AbstractCegarLoop]: Abstraction has 766 states and 986 transitions. [2021-11-23 03:01:33,518 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) [2021-11-23 03:01:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 986 transitions. [2021-11-23 03:01:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 03:01:33,520 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:33,521 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] [2021-11-23 03:01:33,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:01:33,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:33,749 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:33,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:33,750 INFO L85 PathProgramCache]: Analyzing trace with hash -2054853685, now seen corresponding path program 1 times [2021-11-23 03:01:33,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:33,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935141144] [2021-11-23 03:01:33,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:33,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:33,862 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:33,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935141144] [2021-11-23 03:01:33,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935141144] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:01:33,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749140467] [2021-11-23 03:01:33,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:33,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:33,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:01:33,864 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:01:33,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:01:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:34,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 03:01:34,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:01:34,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:34,289 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:01:34,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749140467] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:34,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 03:01:34,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-23 03:01:34,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014967014] [2021-11-23 03:01:34,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:34,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 03:01:34,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:34,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 03:01:34,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:01:34,292 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) [2021-11-23 03:01:34,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:34,592 INFO L93 Difference]: Finished difference Result 1584 states and 2028 transitions. [2021-11-23 03:01:34,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 03:01:34,593 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 [2021-11-23 03:01:34,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:34,601 INFO L225 Difference]: With dead ends: 1584 [2021-11-23 03:01:34,601 INFO L226 Difference]: Without dead ends: 1045 [2021-11-23 03:01:34,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-11-23 03:01:34,604 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 262 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:01:34,604 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] [2021-11-23 03:01:34,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2021-11-23 03:01:34,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 990. [2021-11-23 03:01:34,664 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) [2021-11-23 03:01:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-23 03:01:34,671 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 62 [2021-11-23 03:01:34,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:34,673 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-23 03:01:34,673 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) [2021-11-23 03:01:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-23 03:01:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 03:01:34,676 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:34,676 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] [2021-11-23 03:01:34,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:01:34,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-23 03:01:34,889 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:34,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:34,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1256220532, now seen corresponding path program 1 times [2021-11-23 03:01:34,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:34,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803444650] [2021-11-23 03:01:34,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:34,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:35,001 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:35,001 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:35,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803444650] [2021-11-23 03:01:35,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803444650] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:01:35,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180102876] [2021-11-23 03:01:35,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:35,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:35,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:01:35,005 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:01:35,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:01:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:35,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 03:01:35,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:01:35,446 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:35,446 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:01:35,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180102876] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:35,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 03:01:35,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-23 03:01:35,447 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444862614] [2021-11-23 03:01:35,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:35,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 03:01:35,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:35,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 03:01:35,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:01:35,449 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) [2021-11-23 03:01:35,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:35,810 INFO L93 Difference]: Finished difference Result 2032 states and 2614 transitions. [2021-11-23 03:01:35,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 03:01:35,811 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 [2021-11-23 03:01:35,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:35,819 INFO L225 Difference]: With dead ends: 2032 [2021-11-23 03:01:35,819 INFO L226 Difference]: Without dead ends: 1269 [2021-11-23 03:01:35,822 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 [2021-11-23 03:01:35,823 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 262 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:01:35,823 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] [2021-11-23 03:01:35,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-11-23 03:01:35,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 990. [2021-11-23 03:01:35,884 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) [2021-11-23 03:01:35,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-23 03:01:35,891 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 63 [2021-11-23 03:01:35,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:35,891 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-23 03:01:35,892 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) [2021-11-23 03:01:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-23 03:01:35,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 03:01:35,895 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:35,895 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] [2021-11-23 03:01:35,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-23 03:01:36,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:36,110 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:36,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:36,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1897458162, now seen corresponding path program 1 times [2021-11-23 03:01:36,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:36,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259059450] [2021-11-23 03:01:36,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:36,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:36,244 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:36,244 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:36,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259059450] [2021-11-23 03:01:36,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259059450] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:01:36,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691508919] [2021-11-23 03:01:36,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:36,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:36,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:01:36,246 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:01:36,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 03:01:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:36,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 03:01:36,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:01:36,621 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 03:01:36,621 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:01:36,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691508919] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:36,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 03:01:36,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-11-23 03:01:36,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986011548] [2021-11-23 03:01:36,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:36,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 03:01:36,622 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:36,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 03:01:36,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:01:36,623 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) [2021-11-23 03:01:36,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:36,942 INFO L93 Difference]: Finished difference Result 2032 states and 2614 transitions. [2021-11-23 03:01:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 03:01:36,943 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 [2021-11-23 03:01:36,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:36,951 INFO L225 Difference]: With dead ends: 2032 [2021-11-23 03:01:36,951 INFO L226 Difference]: Without dead ends: 1269 [2021-11-23 03:01:36,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-11-23 03:01:36,956 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 262 mSDsluCounter, 1480 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1586 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:01:36,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 1586 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 03:01:36,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2021-11-23 03:01:37,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 990. [2021-11-23 03:01:37,015 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) [2021-11-23 03:01:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1279 transitions. [2021-11-23 03:01:37,022 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1279 transitions. Word has length 64 [2021-11-23 03:01:37,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:37,022 INFO L470 AbstractCegarLoop]: Abstraction has 990 states and 1279 transitions. [2021-11-23 03:01:37,022 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) [2021-11-23 03:01:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1279 transitions. [2021-11-23 03:01:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 03:01:37,028 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:37,028 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] [2021-11-23 03:01:37,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 03:01:37,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-23 03:01:37,249 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:37,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:37,250 INFO L85 PathProgramCache]: Analyzing trace with hash 359501611, now seen corresponding path program 1 times [2021-11-23 03:01:37,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:37,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347553752] [2021-11-23 03:01:37,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:37,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:37,297 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:01:37,298 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:37,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347553752] [2021-11-23 03:01:37,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347553752] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:37,298 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:01:37,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:01:37,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442287673] [2021-11-23 03:01:37,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:37,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:01:37,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:37,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:01:37,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:01:37,300 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) [2021-11-23 03:01:37,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:37,488 INFO L93 Difference]: Finished difference Result 2243 states and 2934 transitions. [2021-11-23 03:01:37,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:01:37,489 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 [2021-11-23 03:01:37,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:37,496 INFO L225 Difference]: With dead ends: 2243 [2021-11-23 03:01:37,497 INFO L226 Difference]: Without dead ends: 1270 [2021-11-23 03:01:37,500 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 [2021-11-23 03:01:37,500 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 [2021-11-23 03:01:37,501 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] [2021-11-23 03:01:37,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2021-11-23 03:01:37,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1267. [2021-11-23 03:01:37,561 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) [2021-11-23 03:01:37,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1641 transitions. [2021-11-23 03:01:37,571 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1641 transitions. Word has length 66 [2021-11-23 03:01:37,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:37,571 INFO L470 AbstractCegarLoop]: Abstraction has 1267 states and 1641 transitions. [2021-11-23 03:01:37,571 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) [2021-11-23 03:01:37,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1641 transitions. [2021-11-23 03:01:37,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 03:01:37,574 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:37,575 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] [2021-11-23 03:01:37,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 03:01:37,575 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:37,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:37,575 INFO L85 PathProgramCache]: Analyzing trace with hash -563549209, now seen corresponding path program 1 times [2021-11-23 03:01:37,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:37,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065888898] [2021-11-23 03:01:37,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:37,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:37,657 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 03:01:37,657 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:37,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065888898] [2021-11-23 03:01:37,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065888898] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:01:37,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1977995703] [2021-11-23 03:01:37,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:37,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:37,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:01:37,661 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:01:37,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 03:01:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:37,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 03:01:37,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:01:38,133 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 03:01:38,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:01:38,546 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 03:01:38,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1977995703] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:01:38,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [962062532] [2021-11-23 03:01:38,572 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-23 03:01:38,573 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:01:38,578 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:01:38,584 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:01:38,585 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:01:38,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:39,132 INFO L354 Elim1Store]: treesize reduction 140, result has 47.6 percent of original size [2021-11-23 03:01:39,133 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 [2021-11-23 03:01:39,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:39,599 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-23 03:01:39,600 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 [2021-11-23 03:01:39,670 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:01:39,680 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:01:39,881 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:01:40,307 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:01:40,374 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:01:40,395 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 139 for LOIs [2021-11-23 03:01:40,507 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:01:42,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [962062532] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:01:42,959 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:01:42,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 10, 10] total 24 [2021-11-23 03:01:42,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819615156] [2021-11-23 03:01:42,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:01:42,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 03:01:42,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:01:42,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 03:01:42,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=474, Unknown=0, NotChecked=0, Total=552 [2021-11-23 03:01:42,961 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) [2021-11-23 03:01:44,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:01:44,023 INFO L93 Difference]: Finished difference Result 2521 states and 3267 transitions. [2021-11-23 03:01:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 03:01:44,025 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 [2021-11-23 03:01:44,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:01:44,034 INFO L225 Difference]: With dead ends: 2521 [2021-11-23 03:01:44,035 INFO L226 Difference]: Without dead ends: 1271 [2021-11-23 03:01:44,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 212 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=78, Invalid=474, Unknown=0, NotChecked=0, Total=552 [2021-11-23 03:01:44,039 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, 1.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:01:44,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 888 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 444 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-23 03:01:44,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1271 states. [2021-11-23 03:01:44,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1271 to 1271. [2021-11-23 03:01:44,106 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) [2021-11-23 03:01:44,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 1645 transitions. [2021-11-23 03:01:44,113 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 1645 transitions. Word has length 76 [2021-11-23 03:01:44,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:01:44,113 INFO L470 AbstractCegarLoop]: Abstraction has 1271 states and 1645 transitions. [2021-11-23 03:01:44,114 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) [2021-11-23 03:01:44,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1645 transitions. [2021-11-23 03:01:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 03:01:44,117 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:01:44,117 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] [2021-11-23 03:01:44,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 03:01:44,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:44,341 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:01:44,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:01:44,342 INFO L85 PathProgramCache]: Analyzing trace with hash -860408528, now seen corresponding path program 1 times [2021-11-23 03:01:44,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:01:44,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325872643] [2021-11-23 03:01:44,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:44,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:01:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:44,448 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 03:01:44,448 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:01:44,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325872643] [2021-11-23 03:01:44,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325872643] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:01:44,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410924758] [2021-11-23 03:01:44,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:01:44,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:01:44,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:01:44,453 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:01:44,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-23 03:01:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:01:44,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 03:01:44,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:01:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 03:01:44,915 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:01:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 03:01:45,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [410924758] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:01:45,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [976210524] [2021-11-23 03:01:45,218 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-23 03:01:45,218 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:01:45,219 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:01:45,219 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:01:45,219 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:01:45,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:45,797 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-23 03:01:45,797 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 [2021-11-23 03:01:45,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:45,874 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 [2021-11-23 03:01:46,431 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 [2021-11-23 03:01:46,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:46,481 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 [2021-11-23 03:01:46,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:46,522 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 [2021-11-23 03:01:46,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:46,945 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 [2021-11-23 03:01:46,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:46,996 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 [2021-11-23 03:01:47,025 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 [2021-11-23 03:01:47,409 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 [2021-11-23 03:01:47,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,624 INFO L244 Elim1Store]: Index analysis took 178 ms [2021-11-23 03:01:47,628 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 [2021-11-23 03:01:47,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:47,879 INFO L244 Elim1Store]: Index analysis took 169 ms [2021-11-23 03:01:47,885 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 [2021-11-23 03:01:48,659 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:01:48,660 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 1578 treesize of output 1581 [2021-11-23 03:01:48,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,944 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-11-23 03:01:48,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:48,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:01:49,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,019 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:01:49,093 INFO L354 Elim1Store]: treesize reduction 94, result has 21.7 percent of original size [2021-11-23 03:01:49,094 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 1581 treesize of output 1498 [2021-11-23 03:01:49,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,395 INFO L244 Elim1Store]: Index analysis took 202 ms [2021-11-23 03:01:49,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:01:49,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:01:49,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 03:01:49,574 INFO L354 Elim1Store]: treesize reduction 100, result has 20.6 percent of original size [2021-11-23 03:01:49,575 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 1584 treesize of output 1501 [2021-11-23 03:01:50,903 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 [2021-11-23 03:01:50,925 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 [2021-11-23 03:01:50,938 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 [2021-11-23 03:02:00,617 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 423 for LOIs [2021-11-23 03:02:01,079 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_irq_1 with input of size 98 for LOIs [2021-11-23 03:02:01,137 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:02:15,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [976210524] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:02:15,781 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:02:15,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [8, 10, 10] total 37 [2021-11-23 03:02:15,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314716102] [2021-11-23 03:02:15,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:02:15,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-23 03:02:15,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:02:15,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-23 03:02:15,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1139, Unknown=0, NotChecked=0, Total=1332 [2021-11-23 03:02:15,784 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) [2021-11-23 03:02:19,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:02:19,058 INFO L93 Difference]: Finished difference Result 2633 states and 3422 transitions. [2021-11-23 03:02:19,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 03:02:19,059 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 [2021-11-23 03:02:19,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:02:19,067 INFO L225 Difference]: With dead ends: 2633 [2021-11-23 03:02:19,067 INFO L226 Difference]: Without dead ends: 1380 [2021-11-23 03:02:19,071 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 [2021-11-23 03:02:19,072 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 44 mSDsluCounter, 2214 mSDsCounter, 0 mSdLazyCounter, 1059 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 1059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 188 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-23 03:02:19,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 2189 Invalid, 1278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 1059 Invalid, 0 Unknown, 188 Unchecked, 1.9s Time] [2021-11-23 03:02:19,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2021-11-23 03:02:19,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1341. [2021-11-23 03:02:19,160 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) [2021-11-23 03:02:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 1737 transitions. [2021-11-23 03:02:19,165 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 1737 transitions. Word has length 77 [2021-11-23 03:02:19,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:02:19,165 INFO L470 AbstractCegarLoop]: Abstraction has 1341 states and 1737 transitions. [2021-11-23 03:02:19,166 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) [2021-11-23 03:02:19,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1737 transitions. [2021-11-23 03:02:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 03:02:19,169 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:02:19,170 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] [2021-11-23 03:02:19,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-23 03:02:19,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-23 03:02:19,390 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:02:19,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:02:19,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1232467035, now seen corresponding path program 1 times [2021-11-23 03:02:19,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:02:19,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215907147] [2021-11-23 03:02:19,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:02:19,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:02:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:02:19,474 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 03:02:19,474 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:02:19,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215907147] [2021-11-23 03:02:19,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215907147] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:02:19,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148483906] [2021-11-23 03:02:19,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:02:19,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:02:19,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:02:19,481 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:02:19,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-23 03:02:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:02:19,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:02:19,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:02:19,839 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:02:19,839 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:02:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 03:02:19,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148483906] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 03:02:19,985 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:02:19,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 5 [2021-11-23 03:02:19,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65643030] [2021-11-23 03:02:19,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:02:19,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:02:19,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:02:19,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:02:19,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:02:19,987 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) [2021-11-23 03:02:20,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:02:20,190 INFO L93 Difference]: Finished difference Result 3187 states and 4085 transitions. [2021-11-23 03:02:20,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:02:20,191 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 [2021-11-23 03:02:20,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:02:20,205 INFO L225 Difference]: With dead ends: 3187 [2021-11-23 03:02:20,206 INFO L226 Difference]: Without dead ends: 1937 [2021-11-23 03:02:20,210 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 [2021-11-23 03:02:20,211 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 [2021-11-23 03:02:20,211 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] [2021-11-23 03:02:20,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2021-11-23 03:02:20,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1934. [2021-11-23 03:02:20,331 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) [2021-11-23 03:02:20,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1934 states and 2450 transitions. [2021-11-23 03:02:20,338 INFO L78 Accepts]: Start accepts. Automaton has 1934 states and 2450 transitions. Word has length 78 [2021-11-23 03:02:20,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:02:20,340 INFO L470 AbstractCegarLoop]: Abstraction has 1934 states and 2450 transitions. [2021-11-23 03:02:20,340 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) [2021-11-23 03:02:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2450 transitions. [2021-11-23 03:02:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 03:02:20,344 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:02:20,344 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] [2021-11-23 03:02:20,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-23 03:02:20,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-23 03:02:20,565 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:02:20,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:02:20,565 INFO L85 PathProgramCache]: Analyzing trace with hash 379621498, now seen corresponding path program 1 times [2021-11-23 03:02:20,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:02:20,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979727456] [2021-11-23 03:02:20,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:02:20,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:02:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:02:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 03:02:20,708 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:02:20,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979727456] [2021-11-23 03:02:20,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979727456] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:02:20,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1507770107] [2021-11-23 03:02:20,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:02:20,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:02:20,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:02:20,710 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:02:20,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-23 03:02:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:02:20,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 03:02:20,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:02:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 03:02:21,071 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:02:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 03:02:21,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1507770107] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:02:21,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1551077880] [2021-11-23 03:02:21,254 INFO L159 IcfgInterpreter]: Started Sifa with 57 locations of interest [2021-11-23 03:02:21,254 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:02:21,254 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:02:21,255 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:02:21,255 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:02:21,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:02:21,674 INFO L354 Elim1Store]: treesize reduction 140, result has 47.6 percent of original size [2021-11-23 03:02:21,674 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 [2021-11-23 03:02:21,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:02:22,045 INFO L354 Elim1Store]: treesize reduction 252, result has 33.5 percent of original size [2021-11-23 03:02:22,046 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 [2021-11-23 03:02:22,099 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:02:22,102 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:02:22,214 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:02:22,496 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 [2021-11-23 03:02:22,534 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 [2021-11-23 03:02:22,547 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 [2021-11-23 03:02:22,793 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:02:22,794 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 136 treesize of output 139 [2021-11-23 03:02:22,826 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 03:02:22,827 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 139 treesize of output 142 [2021-11-23 03:02:22,872 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:02:22,872 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 142 treesize of output 145 [2021-11-23 03:02:23,100 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 [2021-11-23 03:02:23,120 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 [2021-11-23 03:02:23,140 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 [2021-11-23 03:02:39,367 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:02:39,413 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:02:39,421 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 141 for LOIs [2021-11-23 03:02:39,493 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_shutdown with input of size 144 for LOIs [2021-11-23 03:02:39,540 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_alarm_irq_enable with input of size 148 for LOIs [2021-11-23 03:02:40,124 INFO L197 IcfgInterpreter]: Interpreting procedure tegra_rtc_wait_while_busy with input of size 139 for LOIs [2021-11-23 03:02:40,442 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_spin_lock_check with input of size 125 for LOIs [2021-11-23 03:02:40,476 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 125 for LOIs [2021-11-23 03:02:40,494 INFO L197 IcfgInterpreter]: Interpreting procedure dev_get_drvdata with input of size 150 for LOIs [2021-11-23 03:02:40,788 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 133 for LOIs [2021-11-23 03:02:40,849 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:03:12,348 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 [2021-11-23 03:03:12,348 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 03:03:12,348 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:03:12,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-23 03:03:12,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280575529] [2021-11-23 03:03:12,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:03:12,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 03:03:12,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:03:12,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 03:03:12,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=2650, Unknown=0, NotChecked=0, Total=2862 [2021-11-23 03:03:12,351 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) [2021-11-23 03:03:12,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:12,664 INFO L93 Difference]: Finished difference Result 3853 states and 4888 transitions. [2021-11-23 03:03:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 03:03:12,665 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 [2021-11-23 03:03:12,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:12,676 INFO L225 Difference]: With dead ends: 3853 [2021-11-23 03:03:12,676 INFO L226 Difference]: Without dead ends: 1941 [2021-11-23 03:03:12,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 186 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 952 ImplicationChecksByTransitivity, 31.6s TimeCoverageRelationStatistics Valid=219, Invalid=2751, Unknown=0, NotChecked=0, Total=2970 [2021-11-23 03:03:12,685 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 [2021-11-23 03:03:12,685 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] [2021-11-23 03:03:12,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1941 states. [2021-11-23 03:03:12,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1941 to 1941. [2021-11-23 03:03:12,801 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) [2021-11-23 03:03:12,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1941 states and 2457 transitions. [2021-11-23 03:03:12,808 INFO L78 Accepts]: Start accepts. Automaton has 1941 states and 2457 transitions. Word has length 79 [2021-11-23 03:03:12,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:12,808 INFO L470 AbstractCegarLoop]: Abstraction has 1941 states and 2457 transitions. [2021-11-23 03:03:12,808 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) [2021-11-23 03:03:12,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2457 transitions. [2021-11-23 03:03:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 03:03:12,813 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:12,813 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] [2021-11-23 03:03:12,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:13,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:03:13,029 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:13,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:13,030 INFO L85 PathProgramCache]: Analyzing trace with hash -5083215, now seen corresponding path program 2 times [2021-11-23 03:03:13,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:03:13,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445388077] [2021-11-23 03:03:13,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:13,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:03:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 03:03:13,115 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 03:03:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 03:03:13,295 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-23 03:03:13,297 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 03:03:13,298 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 03:03:13,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-23 03:03:13,304 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:13,307 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 03:03:13,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,357 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,357 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,357 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,357 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,357 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,358 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,358 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,358 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,359 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,360 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,360 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,360 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,360 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,360 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,361 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,362 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,363 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,364 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,365 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,365 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,365 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,365 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,366 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,366 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,366 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,366 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,366 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,367 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,367 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,367 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,367 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,367 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,368 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,368 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,368 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,369 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,369 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,369 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,369 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,370 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,371 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,372 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,372 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,372 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,372 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,372 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,373 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,373 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,373 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,373 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,375 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,376 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,377 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,378 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,379 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:03:13,380 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:03:13,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:03:13 BoogieIcfgContainer [2021-11-23 03:03:13,527 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 03:03:13,528 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 03:03:13,528 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 03:03:13,528 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 03:03:13,528 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:01:29" (3/4) ... [2021-11-23 03:03:13,532 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 03:03:13,532 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 03:03:13,533 INFO L158 Benchmark]: Toolchain (without parser) took 107049.60ms. Allocated memory was 113.2MB in the beginning and 824.2MB in the end (delta: 710.9MB). Free memory was 76.6MB in the beginning and 722.7MB in the end (delta: -646.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2021-11-23 03:03:13,533 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:03:13,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1127.98ms. Allocated memory is still 113.2MB. Free memory was 76.3MB in the beginning and 51.7MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 03:03:13,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.37ms. Allocated memory is still 113.2MB. Free memory was 51.7MB in the beginning and 46.0MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 03:03:13,534 INFO L158 Benchmark]: Boogie Preprocessor took 83.14ms. Allocated memory is still 113.2MB. Free memory was 46.0MB in the beginning and 40.1MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 03:03:13,534 INFO L158 Benchmark]: RCFGBuilder took 1615.68ms. Allocated memory is still 113.2MB. Free memory was 40.1MB in the beginning and 51.8MB in the end (delta: -11.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-23 03:03:13,535 INFO L158 Benchmark]: TraceAbstraction took 104086.62ms. Allocated memory was 113.2MB in the beginning and 824.2MB in the end (delta: 710.9MB). Free memory was 51.1MB in the beginning and 723.8MB in the end (delta: -672.7MB). Peak memory consumption was 494.4MB. Max. memory is 16.1GB. [2021-11-23 03:03:13,535 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 824.2MB. Free memory was 723.8MB in the beginning and 722.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:03:13,537 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 83.9MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1127.98ms. Allocated memory is still 113.2MB. Free memory was 76.3MB in the beginning and 51.7MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.37ms. Allocated memory is still 113.2MB. Free memory was 51.7MB in the beginning and 46.0MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.14ms. Allocated memory is still 113.2MB. Free memory was 46.0MB in the beginning and 40.1MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1615.68ms. Allocated memory is still 113.2MB. Free memory was 40.1MB in the beginning and 51.8MB in the end (delta: -11.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * TraceAbstraction took 104086.62ms. Allocated memory was 113.2MB in the beginning and 824.2MB in the end (delta: 710.9MB). Free memory was 51.1MB in the beginning and 723.8MB in the end (delta: -672.7MB). Peak memory consumption was 494.4MB. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 824.2MB. Free memory was 723.8MB in the beginning and 722.7MB 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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227, overapproximation of bitwiseAnd at line 1838. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_probe_2()=627, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=626, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=626, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={628:631}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={628:631}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={628:631}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={628:631}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={628:631}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={628:631}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={628:631}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={628:631}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={628:631}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={628:631}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={628:631}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 305 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 103.8s, OverallIterations: 16, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3054 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3000 mSDsluCounter, 15073 SdHoareTripleChecker+Invalid, 4.0s 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, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1229 GetRequests, 1006 SyntacticMatches, 5 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1360 ImplicationChecksByTransitivity, 50.9s 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: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1555 NumberOfCodeBlocks, 1555 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 1756 ConstructedInterpolants, 0 QuantifiedInterpolants, 2867 SizeOfPredicates, 25 NumberOfNonLiveVariables, 5077 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 27 InterpolantComputations, 12 PerfectInterpolantSequences, 459/526 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 17.9s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 5, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 45, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 78, TOOLS_POST_TIME: 9.0s, 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: 15.8s, TOOLS_QUANTIFIERELIM_MAX_TIME: 2.7s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 162, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME: 1.3s, 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: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME: 9.2s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 9.2s, 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: 0.1s, 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 [2021-11-23 03:03:13,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:03:16,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:03:16,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:03:16,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:03:16,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:03:16,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:03:16,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:03:16,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:03:16,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:03:16,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:03:16,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:03:16,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:03:16,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:03:16,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:03:16,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:03:16,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:03:16,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:03:16,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:03:16,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:03:16,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:03:16,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:03:16,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:03:16,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:03:16,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:03:16,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:03:16,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:03:16,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:03:16,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:03:16,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:03:16,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:03:16,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:03:16,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:03:16,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:03:16,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:03:16,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:03:16,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:03:16,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:03:16,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:03:16,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:03:16,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:03:16,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:03:16,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 03:03:16,188 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:03:16,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:03:16,189 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:03:16,189 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:03:16,190 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:03:16,190 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:03:16,190 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:03:16,191 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:03:16,191 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:03:16,191 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:03:16,192 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:03:16,192 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:03:16,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:03:16,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:03:16,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:03:16,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:03:16,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:03:16,195 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:03:16,195 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 03:03:16,195 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 03:03:16,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:03:16,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:03:16,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:03:16,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:03:16,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 03:03:16,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:03:16,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:03:16,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:03:16,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:03:16,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:03:16,198 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 03:03:16,198 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:16,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:03:16,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:03:16,199 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:03:16,200 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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-11-23 03:03:16,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:03:16,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:03:16,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:03:16,633 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:03:16,633 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:03:16,635 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-23 03:03:16,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data/9de9c3653/02279d905ca944888a466e3481885c3f/FLAGf387519af [2021-11-23 03:03:17,630 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:03:17,631 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-23 03:03:17,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data/9de9c3653/02279d905ca944888a466e3481885c3f/FLAGf387519af [2021-11-23 03:03:17,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/data/9de9c3653/02279d905ca944888a466e3481885c3f [2021-11-23 03:03:17,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:03:17,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:03:17,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:03:17,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:03:17,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:03:17,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:17" (1/1) ... [2021-11-23 03:03:17,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee20917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17, skipping insertion in model container [2021-11-23 03:03:17,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:17" (1/1) ... [2021-11-23 03:03:17,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:03:17,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:03:18,264 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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/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] [2021-11-23 03:03:18,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:03:18,645 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 03:03:18,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:03:18,731 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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/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] [2021-11-23 03:03:18,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:03:18,879 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:03:18,962 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_b92d028a-b4eb-4b6c-abb6-e48b3017749a/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] [2021-11-23 03:03:19,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:03:19,138 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:03:19,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19 WrapperNode [2021-11-23 03:03:19,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:03:19,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:03:19,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:03:19,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:03:19,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,312 INFO L137 Inliner]: procedures = 121, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 791 [2021-11-23 03:03:19,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:03:19,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:03:19,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:03:19,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:03:19,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:03:19,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:03:19,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:03:19,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:03:19,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (1/1) ... [2021-11-23 03:03:19,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:03:19,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:03:19,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:03:19,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:03:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 03:03:19,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 03:03:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 03:03:19,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 03:03:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 03:03:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 03:03:19,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 03:03:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-11-23 03:03:19,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-11-23 03:03:19,545 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-11-23 03:03:19,546 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-11-23 03:03:19,546 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-23 03:03:19,546 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-23 03:03:19,546 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-11-23 03:03:19,546 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-11-23 03:03:19,546 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-11-23 03:03:19,547 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-11-23 03:03:19,547 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-11-23 03:03:19,547 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-11-23 03:03:19,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 03:03:19,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 03:03:19,548 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-11-23 03:03:19,548 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-11-23 03:03:19,548 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 03:03:19,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 03:03:19,548 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 03:03:19,548 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 03:03:19,549 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-11-23 03:03:19,549 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-11-23 03:03:19,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 03:03:19,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 03:03:19,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-11-23 03:03:19,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-11-23 03:03:19,550 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-11-23 03:03:19,550 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-11-23 03:03:19,550 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-11-23 03:03:19,551 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-11-23 03:03:19,551 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 03:03:19,551 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 03:03:19,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:03:19,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:03:19,552 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-11-23 03:03:19,552 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-11-23 03:03:19,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:03:19,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 03:03:19,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 03:03:19,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:03:19,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 03:03:19,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 03:03:19,555 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-23 03:03:19,555 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-23 03:03:19,556 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 03:03:19,556 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 03:03:19,556 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-23 03:03:19,556 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-23 03:03:19,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 03:03:19,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 03:03:19,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 03:03:19,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:03:19,558 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-23 03:03:19,558 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-23 03:03:19,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 03:03:19,558 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-23 03:03:19,559 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-23 03:03:19,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 03:03:19,559 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-11-23 03:03:19,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-11-23 03:03:19,559 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-11-23 03:03:19,560 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-11-23 03:03:19,560 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-23 03:03:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-23 03:03:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 03:03:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 03:03:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-11-23 03:03:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-11-23 03:03:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:03:19,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:03:19,934 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:03:19,937 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:03:20,363 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 03:03:23,423 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:03:23,434 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:03:23,435 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 03:03:23,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:23 BoogieIcfgContainer [2021-11-23 03:03:23,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:03:23,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:03:23,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:03:23,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:03:23,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:03:17" (1/3) ... [2021-11-23 03:03:23,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17efbfa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:03:23, skipping insertion in model container [2021-11-23 03:03:23,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:19" (2/3) ... [2021-11-23 03:03:23,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17efbfa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:03:23, skipping insertion in model container [2021-11-23 03:03:23,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:23" (3/3) ... [2021-11-23 03:03:23,446 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-11-23 03:03:23,451 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:03:23,452 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 03:03:23,505 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:03:23,514 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 [2021-11-23 03:03:23,514 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 03:03:23,550 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) [2021-11-23 03:03:23,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 03:03:23,580 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:23,581 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] [2021-11-23 03:03:23,581 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:23,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:23,594 INFO L85 PathProgramCache]: Analyzing trace with hash -422849068, now seen corresponding path program 1 times [2021-11-23 03:03:23,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:23,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [307584260] [2021-11-23 03:03:23,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:23,614 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:23,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:23,617 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:23,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 03:03:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:23,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 03:03:23,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:03:24,136 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:24,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:03:24,296 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:24,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [307584260] [2021-11-23 03:03:24,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [307584260] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:03:24,298 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:03:24,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-23 03:03:24,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292134230] [2021-11-23 03:03:24,302 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:24,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:03:24,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:24,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:03:24,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:03:24,349 INFO L87 Difference]: Start difference. First operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-23 03:03:24,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:24,482 INFO L93 Difference]: Finished difference Result 759 states and 1079 transitions. [2021-11-23 03:03:24,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:03:24,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2021-11-23 03:03:24,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:24,513 INFO L225 Difference]: With dead ends: 759 [2021-11-23 03:03:24,516 INFO L226 Difference]: Without dead ends: 367 [2021-11-23 03:03:24,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:03:24,533 INFO L933 BasicCegarLoop]: 509 mSDtfsCounter, 0 mSDsluCounter, 1014 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1523 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:03:24,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1523 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 03:03:24,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-11-23 03:03:24,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 367. [2021-11-23 03:03:24,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 264 states have (on average 1.3106060606060606) internal successors, (346), 266 states have internal predecessors, (346), 73 states have call successors, (73), 30 states have call predecessors, (73), 29 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2021-11-23 03:03:24,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 491 transitions. [2021-11-23 03:03:24,646 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 491 transitions. Word has length 39 [2021-11-23 03:03:24,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:24,647 INFO L470 AbstractCegarLoop]: Abstraction has 367 states and 491 transitions. [2021-11-23 03:03:24,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-23 03:03:24,648 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 491 transitions. [2021-11-23 03:03:24,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 03:03:24,653 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:24,654 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:24,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:24,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:03:24,870 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:24,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:24,870 INFO L85 PathProgramCache]: Analyzing trace with hash 568447924, now seen corresponding path program 1 times [2021-11-23 03:03:24,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:24,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [989785922] [2021-11-23 03:03:24,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:24,872 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:24,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:24,873 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:24,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-23 03:03:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:25,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:03:25,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:25,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:03:25,390 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:25,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:03:25,755 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:25,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [989785922] [2021-11-23 03:03:25,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [989785922] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:25,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1956962636] [2021-11-23 03:03:25,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:25,757 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:25,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:25,765 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:25,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-23 03:03:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:26,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 03:03:26,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 03:03:26,188 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:26,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 03:03:26,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1956962636] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:03:26,308 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:03:26,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-23 03:03:26,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862806271] [2021-11-23 03:03:26,309 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:26,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:03:26,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:26,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:03:26,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:03:26,311 INFO L87 Difference]: Start difference. First operand 367 states and 491 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-23 03:03:26,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:26,381 INFO L93 Difference]: Finished difference Result 619 states and 817 transitions. [2021-11-23 03:03:26,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:03:26,382 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 41 [2021-11-23 03:03:26,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:26,391 INFO L225 Difference]: With dead ends: 619 [2021-11-23 03:03:26,391 INFO L226 Difference]: Without dead ends: 261 [2021-11-23 03:03:26,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:03:26,397 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 [2021-11-23 03:03:26,398 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] [2021-11-23 03:03:26,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2021-11-23 03:03:26,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2021-11-23 03:03:26,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 189 states have (on average 1.2751322751322751) internal successors, (241), 190 states have internal predecessors, (241), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-11-23 03:03:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 336 transitions. [2021-11-23 03:03:26,435 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 336 transitions. Word has length 41 [2021-11-23 03:03:26,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:26,436 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 336 transitions. [2021-11-23 03:03:26,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-23 03:03:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 336 transitions. [2021-11-23 03:03:26,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 03:03:26,440 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:26,441 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:26,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:26,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:26,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:03:26,844 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:26,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:26,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1876641677, now seen corresponding path program 1 times [2021-11-23 03:03:26,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:26,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1109307283] [2021-11-23 03:03:26,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:26,846 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:26,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:26,847 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:26,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-23 03:03:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:27,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:03:27,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:27,387 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:27,387 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:27,805 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:27,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1109307283] [2021-11-23 03:03:27,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1109307283] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:27,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1970974618] [2021-11-23 03:03:27,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:27,806 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:27,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:27,809 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:27,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2021-11-23 03:03:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:28,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 03:03:28,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:28,310 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:28,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1970974618] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:03:28,467 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:03:28,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-23 03:03:28,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840771083] [2021-11-23 03:03:28,467 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:28,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:03:28,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:28,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:03:28,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:03:28,469 INFO L87 Difference]: Start difference. First operand 261 states and 336 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-23 03:03:28,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:28,651 INFO L93 Difference]: Finished difference Result 624 states and 805 transitions. [2021-11-23 03:03:28,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:03:28,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 59 [2021-11-23 03:03:28,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:28,656 INFO L225 Difference]: With dead ends: 624 [2021-11-23 03:03:28,657 INFO L226 Difference]: Without dead ends: 372 [2021-11-23 03:03:28,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:03:28,662 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 144 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 648 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:03:28,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 648 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:03:28,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-11-23 03:03:28,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 369. [2021-11-23 03:03:28,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 271 states have (on average 1.2841328413284132) internal successors, (348), 273 states have internal predecessors, (348), 65 states have call successors, (65), 33 states have call predecessors, (65), 32 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-23 03:03:28,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 477 transitions. [2021-11-23 03:03:28,719 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 477 transitions. Word has length 59 [2021-11-23 03:03:28,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:28,719 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 477 transitions. [2021-11-23 03:03:28,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-23 03:03:28,720 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 477 transitions. [2021-11-23 03:03:28,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 03:03:28,724 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:28,725 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:28,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:28,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:29,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:29,139 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:29,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:29,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1480147069, now seen corresponding path program 1 times [2021-11-23 03:03:29,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:29,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1880181627] [2021-11-23 03:03:29,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:29,141 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:29,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:29,142 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:29,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-23 03:03:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:29,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:03:29,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:29,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:29,678 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:30,067 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:30,068 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:30,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1880181627] [2021-11-23 03:03:30,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1880181627] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:30,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [866801946] [2021-11-23 03:03:30,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:30,068 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:30,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:30,073 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:30,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-11-23 03:03:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:30,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 03:03:30,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:30,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:30,724 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:30,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:30,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [866801946] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:03:30,918 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:03:30,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [5, 5] total 11 [2021-11-23 03:03:30,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595547123] [2021-11-23 03:03:30,918 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:30,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:03:30,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:30,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:03:30,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-23 03:03:30,919 INFO L87 Difference]: Start difference. First operand 369 states and 477 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-23 03:03:31,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:31,184 INFO L93 Difference]: Finished difference Result 736 states and 956 transitions. [2021-11-23 03:03:31,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:03:31,185 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 59 [2021-11-23 03:03:31,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:31,191 INFO L225 Difference]: With dead ends: 736 [2021-11-23 03:03:31,192 INFO L226 Difference]: Without dead ends: 385 [2021-11-23 03:03:31,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:03:31,196 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 322 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:03:31,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [326 Valid, 980 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:03:31,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2021-11-23 03:03:31,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 379. [2021-11-23 03:03:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 279 states have (on average 1.2724014336917562) internal successors, (355), 281 states have internal predecessors, (355), 65 states have call successors, (65), 35 states have call predecessors, (65), 34 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-23 03:03:31,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 484 transitions. [2021-11-23 03:03:31,235 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 484 transitions. Word has length 59 [2021-11-23 03:03:31,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:31,235 INFO L470 AbstractCegarLoop]: Abstraction has 379 states and 484 transitions. [2021-11-23 03:03:31,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-23 03:03:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 484 transitions. [2021-11-23 03:03:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 03:03:31,238 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:31,238 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:31,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:31,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2021-11-23 03:03:31,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:31,654 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:31,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:31,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1579381705, now seen corresponding path program 1 times [2021-11-23 03:03:31,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:31,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1306864358] [2021-11-23 03:03:31,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:31,656 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:31,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:31,657 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:31,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-23 03:03:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:31,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:03:31,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:32,174 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:32,556 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:32,556 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:32,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1306864358] [2021-11-23 03:03:32,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1306864358] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:32,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [252521746] [2021-11-23 03:03:32,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:32,557 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:32,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:32,561 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:32,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-11-23 03:03:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:32,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 03:03:32,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:33,166 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:33,166 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:33,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [252521746] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:03:33,332 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:03:33,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [5, 5] total 11 [2021-11-23 03:03:33,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987035981] [2021-11-23 03:03:33,333 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:33,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:03:33,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:33,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:03:33,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-23 03:03:33,334 INFO L87 Difference]: Start difference. First operand 379 states and 484 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-23 03:03:33,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:33,547 INFO L93 Difference]: Finished difference Result 756 states and 968 transitions. [2021-11-23 03:03:33,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:03:33,548 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 58 [2021-11-23 03:03:33,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:33,553 INFO L225 Difference]: With dead ends: 756 [2021-11-23 03:03:33,553 INFO L226 Difference]: Without dead ends: 395 [2021-11-23 03:03:33,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:03:33,555 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 321 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:03:33,556 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [325 Valid, 977 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:03:33,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2021-11-23 03:03:33,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 389. [2021-11-23 03:03:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 287 states have (on average 1.2613240418118468) internal successors, (362), 289 states have internal predecessors, (362), 65 states have call successors, (65), 37 states have call predecessors, (65), 36 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-23 03:03:33,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 491 transitions. [2021-11-23 03:03:33,595 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 491 transitions. Word has length 58 [2021-11-23 03:03:33,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:33,595 INFO L470 AbstractCegarLoop]: Abstraction has 389 states and 491 transitions. [2021-11-23 03:03:33,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-23 03:03:33,595 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 491 transitions. [2021-11-23 03:03:33,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 03:03:33,598 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:33,598 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:33,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:33,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:34,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:34,013 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:34,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:34,014 INFO L85 PathProgramCache]: Analyzing trace with hash 238666508, now seen corresponding path program 1 times [2021-11-23 03:03:34,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:34,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837696656] [2021-11-23 03:03:34,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:34,014 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:34,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:34,015 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:34,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-23 03:03:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:34,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:03:34,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:34,500 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:34,500 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:34,835 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:34,835 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:34,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837696656] [2021-11-23 03:03:34,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1837696656] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:34,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [118891579] [2021-11-23 03:03:34,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:34,836 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:34,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:34,837 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:34,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-23 03:03:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:35,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 03:03:35,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:35,378 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:35,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:35,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:35,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [118891579] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:03:35,540 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:03:35,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [5, 5] total 11 [2021-11-23 03:03:35,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664136947] [2021-11-23 03:03:35,541 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:35,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:03:35,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:35,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:03:35,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-23 03:03:35,542 INFO L87 Difference]: Start difference. First operand 389 states and 491 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-23 03:03:35,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:35,746 INFO L93 Difference]: Finished difference Result 776 states and 980 transitions. [2021-11-23 03:03:35,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:03:35,747 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 60 [2021-11-23 03:03:35,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:35,750 INFO L225 Difference]: With dead ends: 776 [2021-11-23 03:03:35,750 INFO L226 Difference]: Without dead ends: 405 [2021-11-23 03:03:35,752 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:03:35,753 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 [2021-11-23 03:03:35,753 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] [2021-11-23 03:03:35,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2021-11-23 03:03:35,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 399. [2021-11-23 03:03:35,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 295 states have (on average 1.2508474576271187) internal successors, (369), 297 states have internal predecessors, (369), 65 states have call successors, (65), 39 states have call predecessors, (65), 38 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-11-23 03:03:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 498 transitions. [2021-11-23 03:03:35,792 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 498 transitions. Word has length 60 [2021-11-23 03:03:35,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:35,793 INFO L470 AbstractCegarLoop]: Abstraction has 399 states and 498 transitions. [2021-11-23 03:03:35,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-23 03:03:35,793 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 498 transitions. [2021-11-23 03:03:35,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 03:03:35,795 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:35,795 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:35,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:36,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:36,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:36,209 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:36,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:36,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1364675034, now seen corresponding path program 1 times [2021-11-23 03:03:36,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:36,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [917666570] [2021-11-23 03:03:36,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:36,210 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:36,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:36,211 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:36,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-23 03:03:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:36,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:03:36,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:36,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:36,659 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 03:03:37,057 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:37,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [917666570] [2021-11-23 03:03:37,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [917666570] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:37,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1606838322] [2021-11-23 03:03:37,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:37,057 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:37,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:37,058 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:37,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-11-23 03:03:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:37,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 03:03:37,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:37,562 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:37,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:37,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1606838322] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:03:37,725 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:03:37,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [5, 5] total 11 [2021-11-23 03:03:37,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496207033] [2021-11-23 03:03:37,725 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:37,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:03:37,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:37,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:03:37,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-23 03:03:37,727 INFO L87 Difference]: Start difference. First operand 399 states and 498 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-23 03:03:37,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:37,989 INFO L93 Difference]: Finished difference Result 1100 states and 1372 transitions. [2021-11-23 03:03:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 03:03:37,990 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 57 [2021-11-23 03:03:37,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:37,996 INFO L225 Difference]: With dead ends: 1100 [2021-11-23 03:03:37,996 INFO L226 Difference]: Without dead ends: 719 [2021-11-23 03:03:37,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:03:37,999 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 298 mSDsluCounter, 1100 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 1496 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:03:38,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [302 Valid, 1496 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:03:38,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2021-11-23 03:03:38,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 666. [2021-11-23 03:03:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 666 states, 496 states have (on average 1.2600806451612903) internal successors, (625), 500 states have internal predecessors, (625), 105 states have call successors, (105), 65 states have call predecessors, (105), 64 states have return successors, (107), 102 states have call predecessors, (107), 104 states have call successors, (107) [2021-11-23 03:03:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 837 transitions. [2021-11-23 03:03:38,052 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 837 transitions. Word has length 57 [2021-11-23 03:03:38,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:38,053 INFO L470 AbstractCegarLoop]: Abstraction has 666 states and 837 transitions. [2021-11-23 03:03:38,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2021-11-23 03:03:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 837 transitions. [2021-11-23 03:03:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 03:03:38,058 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:38,059 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:38,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:38,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:38,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:38,476 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:38,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:38,477 INFO L85 PathProgramCache]: Analyzing trace with hash -899756914, now seen corresponding path program 1 times [2021-11-23 03:03:38,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:38,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2131289239] [2021-11-23 03:03:38,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:38,477 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:38,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:38,478 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:38,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-23 03:03:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:38,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:03:38,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:38,968 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 03:03:38,968 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 03:03:39,334 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:39,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2131289239] [2021-11-23 03:03:39,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2131289239] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:39,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [15085919] [2021-11-23 03:03:39,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:39,335 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:39,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:39,336 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:39,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2021-11-23 03:03:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:39,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:39,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:40,087 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 03:03:40,088 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:40,506 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 03:03:40,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [15085919] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 03:03:40,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:03:40,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 7] total 16 [2021-11-23 03:03:40,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358140692] [2021-11-23 03:03:40,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:40,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 03:03:40,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:40,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 03:03:40,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-11-23 03:03:40,508 INFO L87 Difference]: Start difference. First operand 666 states and 837 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-11-23 03:03:42,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:42,115 INFO L93 Difference]: Finished difference Result 1620 states and 2037 transitions. [2021-11-23 03:03:42,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-23 03:03:42,118 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 69 [2021-11-23 03:03:42,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:42,125 INFO L225 Difference]: With dead ends: 1620 [2021-11-23 03:03:42,126 INFO L226 Difference]: Without dead ends: 979 [2021-11-23 03:03:42,129 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2021-11-23 03:03:42,130 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 [2021-11-23 03:03:42,130 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] [2021-11-23 03:03:42,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2021-11-23 03:03:42,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 916. [2021-11-23 03:03:42,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 686 states have (on average 1.2682215743440233) internal successors, (870), 688 states have internal predecessors, (870), 143 states have call successors, (143), 87 states have call predecessors, (143), 86 states have return successors, (145), 142 states have call predecessors, (145), 142 states have call successors, (145) [2021-11-23 03:03:42,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1158 transitions. [2021-11-23 03:03:42,203 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1158 transitions. Word has length 69 [2021-11-23 03:03:42,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:42,204 INFO L470 AbstractCegarLoop]: Abstraction has 916 states and 1158 transitions. [2021-11-23 03:03:42,204 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) [2021-11-23 03:03:42,204 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1158 transitions. [2021-11-23 03:03:42,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 03:03:42,207 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:42,207 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:03:42,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:42,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:42,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:42,622 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:42,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:42,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1430146088, now seen corresponding path program 1 times [2021-11-23 03:03:42,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:42,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1640943866] [2021-11-23 03:03:42,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:42,623 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:42,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:42,624 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:42,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-23 03:03:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:42,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:03:42,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:43,093 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 03:03:43,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:43,403 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 03:03:43,404 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:43,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1640943866] [2021-11-23 03:03:43,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1640943866] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:43,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2022559902] [2021-11-23 03:03:43,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:43,404 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:43,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:43,406 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:43,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-11-23 03:03:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:43,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:43,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:44,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:44,478 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:44,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2022559902] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:44,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901129527] [2021-11-23 03:03:44,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:44,479 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:03:44,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:03:44,480 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:03:44,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-23 03:03:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:44,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:44,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:44,908 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:44,908 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:45,238 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 03:03:45,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1901129527] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:45,239 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 03:03:45,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 8, 9, 8, 9] total 17 [2021-11-23 03:03:45,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967132042] [2021-11-23 03:03:45,240 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 03:03:45,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-23 03:03:45,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:45,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-23 03:03:45,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-23 03:03:45,243 INFO L87 Difference]: Start difference. First operand 916 states and 1158 transitions. Second operand has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 15 states have internal predecessors, (94), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-23 03:03:47,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:47,747 INFO L93 Difference]: Finished difference Result 2135 states and 2696 transitions. [2021-11-23 03:03:47,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-23 03:03:47,748 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 15 states have internal predecessors, (94), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) Word has length 70 [2021-11-23 03:03:47,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:47,758 INFO L225 Difference]: With dead ends: 2135 [2021-11-23 03:03:47,758 INFO L226 Difference]: Without dead ends: 1243 [2021-11-23 03:03:47,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=179, Invalid=877, Unknown=0, NotChecked=0, Total=1056 [2021-11-23 03:03:47,762 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 766 mSDsluCounter, 3026 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-23 03:03:47,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 3404 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-23 03:03:47,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2021-11-23 03:03:47,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1178. [2021-11-23 03:03:47,827 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) [2021-11-23 03:03:47,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-23 03:03:47,835 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 70 [2021-11-23 03:03:47,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:47,835 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-23 03:03:47,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 15 states have internal predecessors, (94), 4 states have call successors, (19), 4 states have call predecessors, (19), 5 states have return successors, (15), 4 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-23 03:03:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-23 03:03:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 03:03:47,839 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:47,839 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] [2021-11-23 03:03:47,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:48,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:48,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:48,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:03:48,465 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:48,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:48,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1082506311, now seen corresponding path program 1 times [2021-11-23 03:03:48,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:48,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1114901591] [2021-11-23 03:03:48,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:48,466 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:48,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:48,467 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:48,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-23 03:03:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:48,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:48,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:49,090 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:49,485 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:49,485 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:49,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1114901591] [2021-11-23 03:03:49,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1114901591] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:49,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1629071916] [2021-11-23 03:03:49,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:49,486 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:49,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:49,487 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:49,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-11-23 03:03:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:49,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:49,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:49,933 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:50,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1629071916] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:50,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99063310] [2021-11-23 03:03:50,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:50,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:03:50,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:03:50,243 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:03:50,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-23 03:03:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:50,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:50,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:50,698 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:50,698 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:50,981 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:50,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99063310] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:50,981 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 03:03:50,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8, 9, 8, 9] total 11 [2021-11-23 03:03:50,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550258929] [2021-11-23 03:03:50,982 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 03:03:50,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 03:03:50,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:50,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 03:03:50,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-23 03:03:50,983 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) [2021-11-23 03:03:53,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:53,111 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-11-23 03:03:53,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 03:03:53,112 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 [2021-11-23 03:03:53,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:53,127 INFO L225 Difference]: With dead ends: 2654 [2021-11-23 03:03:53,127 INFO L226 Difference]: Without dead ends: 1503 [2021-11-23 03:03:53,132 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 [2021-11-23 03:03:53,132 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 720 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 562 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 725 SdHoareTripleChecker+Valid, 2510 SdHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-23 03:03:53,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [725 Valid, 2510 Invalid, 758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 562 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-23 03:03:53,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-11-23 03:03:53,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-11-23 03:03:53,203 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) [2021-11-23 03:03:53,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-23 03:03:53,211 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 73 [2021-11-23 03:03:53,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:53,211 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-23 03:03:53,212 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) [2021-11-23 03:03:53,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-23 03:03:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 03:03:53,217 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:53,217 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] [2021-11-23 03:03:53,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:53,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:53,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:53,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:53,846 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:53,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:53,846 INFO L85 PathProgramCache]: Analyzing trace with hash -608187279, now seen corresponding path program 1 times [2021-11-23 03:03:53,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:53,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [43521675] [2021-11-23 03:03:53,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:53,847 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:53,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:53,848 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:53,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-23 03:03:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:54,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:54,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:54,374 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:54,708 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:54,708 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:54,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [43521675] [2021-11-23 03:03:54,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [43521675] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:54,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1099724189] [2021-11-23 03:03:54,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:54,709 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:03:54,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:03:54,709 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:03:54,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-11-23 03:03:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:54,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:54,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:55,178 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:55,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1099724189] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:55,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381820841] [2021-11-23 03:03:55,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:55,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:03:55,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:03:55,518 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:03:55,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-11-23 03:03:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:55,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:03:55,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:55,946 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:56,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381820841] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:03:56,238 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 03:03:56,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8, 9, 8, 9] total 11 [2021-11-23 03:03:56,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159425190] [2021-11-23 03:03:56,239 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 03:03:56,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 03:03:56,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:56,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 03:03:56,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-23 03:03:56,241 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) [2021-11-23 03:03:58,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:03:58,253 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-11-23 03:03:58,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 03:03:58,254 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 [2021-11-23 03:03:58,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:03:58,266 INFO L225 Difference]: With dead ends: 2654 [2021-11-23 03:03:58,266 INFO L226 Difference]: Without dead ends: 1503 [2021-11-23 03:03:58,270 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 [2021-11-23 03:03:58,271 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 752 mSDsluCounter, 1941 mSDsCounter, 0 mSdLazyCounter, 688 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 757 SdHoareTripleChecker+Valid, 2309 SdHoareTripleChecker+Invalid, 888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-23 03:03:58,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [757 Valid, 2309 Invalid, 888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 688 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-23 03:03:58,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-11-23 03:03:58,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-11-23 03:03:58,344 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) [2021-11-23 03:03:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-11-23 03:03:58,354 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 74 [2021-11-23 03:03:58,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:03:58,354 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-11-23 03:03:58,355 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) [2021-11-23 03:03:58,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-11-23 03:03:58,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 03:03:58,358 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:03:58,359 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] [2021-11-23 03:03:58,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:58,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:58,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-23 03:03:58,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:03:58,973 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:03:58,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:03:58,974 INFO L85 PathProgramCache]: Analyzing trace with hash -2022215437, now seen corresponding path program 1 times [2021-11-23 03:03:58,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:03:58,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1790200218] [2021-11-23 03:03:58,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:03:58,974 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:03:58,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:03:58,976 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:03:58,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-23 03:03:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:03:59,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 03:03:59,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:03:59,412 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 03:03:59,412 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:03:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 03:03:59,635 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:03:59,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1790200218] [2021-11-23 03:03:59,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1790200218] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:03:59,641 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:03:59,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-23 03:03:59,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034397395] [2021-11-23 03:03:59,642 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:03:59,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:03:59,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:03:59,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:03:59,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:03:59,645 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2021-11-23 03:04:00,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:04:00,190 INFO L93 Difference]: Finished difference Result 3364 states and 4251 transitions. [2021-11-23 03:04:00,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:04:00,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) Word has length 79 [2021-11-23 03:04:00,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:04:00,207 INFO L225 Difference]: With dead ends: 3364 [2021-11-23 03:04:00,207 INFO L226 Difference]: Without dead ends: 2213 [2021-11-23 03:04:00,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 03:04:00,214 INFO L933 BasicCegarLoop]: 505 mSDtfsCounter, 436 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 1022 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 03:04:00,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [436 Valid, 1022 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 03:04:00,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2021-11-23 03:04:00,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2207. [2021-11-23 03:04:00,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2207 states, 1690 states have (on average 1.2674556213017751) internal successors, (2142), 1698 states have internal predecessors, (2142), 297 states have call successors, (297), 220 states have call predecessors, (297), 219 states have return successors, (299), 292 states have call predecessors, (299), 296 states have call successors, (299) [2021-11-23 03:04:00,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 2207 states and 2738 transitions. [2021-11-23 03:04:00,400 INFO L78 Accepts]: Start accepts. Automaton has 2207 states and 2738 transitions. Word has length 79 [2021-11-23 03:04:00,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:04:00,400 INFO L470 AbstractCegarLoop]: Abstraction has 2207 states and 2738 transitions. [2021-11-23 03:04:00,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2021-11-23 03:04:00,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2738 transitions. [2021-11-23 03:04:00,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 03:04:00,406 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:04:00,406 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] [2021-11-23 03:04:00,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-23 03:04:00,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:04:00,622 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:04:00,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:04:00,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1967013804, now seen corresponding path program 1 times [2021-11-23 03:04:00,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:04:00,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1113494087] [2021-11-23 03:04:00,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:04:00,623 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:04:00,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:04:00,624 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:04:00,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-23 03:04:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:04:00,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 03:04:00,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:04:01,407 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 03:04:01,407 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:04:02,067 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 03:04:02,068 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:04:02,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1113494087] [2021-11-23 03:04:02,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1113494087] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:04:02,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [589865211] [2021-11-23 03:04:02,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:04:02,069 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:04:02,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:04:02,080 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:04:02,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2021-11-23 03:04:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:04:02,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 03:04:02,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:04:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 03:04:02,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:04:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 03:04:03,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [589865211] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:04:03,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [386908550] [2021-11-23 03:04:03,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:04:03,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:04:03,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:04:03,109 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:04:03,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-11-23 03:04:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:04:03,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 03:04:03,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:04:03,656 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 03:04:03,656 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:04:04,061 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 03:04:04,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [386908550] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:04:04,062 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 03:04:04,062 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 11, 12, 11, 12] total 16 [2021-11-23 03:04:04,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478171254] [2021-11-23 03:04:04,063 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 03:04:04,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-23 03:04:04,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:04:04,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-23 03:04:04,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-11-23 03:04:04,065 INFO L87 Difference]: Start difference. First operand 2207 states and 2738 transitions. Second operand has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2021-11-23 03:04:06,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:04:06,142 INFO L93 Difference]: Finished difference Result 4825 states and 5962 transitions. [2021-11-23 03:04:06,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 03:04:06,143 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 [2021-11-23 03:04:06,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:04:06,159 INFO L225 Difference]: With dead ends: 4825 [2021-11-23 03:04:06,159 INFO L226 Difference]: Without dead ends: 2645 [2021-11-23 03:04:06,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 510 GetRequests, 485 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=142, Invalid=560, Unknown=0, NotChecked=0, Total=702 [2021-11-23 03:04:06,166 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 713 mSDsluCounter, 2418 mSDsCounter, 0 mSdLazyCounter, 640 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 2749 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-23 03:04:06,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [717 Valid, 2749 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 640 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-23 03:04:06,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2645 states. [2021-11-23 03:04:06,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2645 to 610. [2021-11-23 03:04:06,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 464 states have (on average 1.228448275862069) internal successors, (570), 464 states have internal predecessors, (570), 81 states have call successors, (81), 65 states have call predecessors, (81), 64 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2021-11-23 03:04:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 731 transitions. [2021-11-23 03:04:06,225 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 731 transitions. Word has length 84 [2021-11-23 03:04:06,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:04:06,225 INFO L470 AbstractCegarLoop]: Abstraction has 610 states and 731 transitions. [2021-11-23 03:04:06,226 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) [2021-11-23 03:04:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 731 transitions. [2021-11-23 03:04:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 03:04:06,228 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:04:06,228 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] [2021-11-23 03:04:06,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2021-11-23 03:04:06,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-11-23 03:04:06,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-23 03:04:06,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:04:06,853 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:04:06,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:04:06,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1210197595, now seen corresponding path program 1 times [2021-11-23 03:04:06,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:04:06,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1121888076] [2021-11-23 03:04:06,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:04:06,854 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:04:06,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:04:06,856 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:04:06,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-23 03:04:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 03:04:07,245 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 03:04:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 03:04:07,861 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-23 03:04:07,861 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 03:04:07,862 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 03:04:07,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2021-11-23 03:04:08,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:04:08,083 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:04:08,086 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 03:04:08,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,142 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,142 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,143 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,143 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,143 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,144 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,144 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,144 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,154 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,154 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,154 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,154 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,155 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,155 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,155 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,155 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,155 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,156 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,156 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,156 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,156 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,157 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,157 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,158 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,158 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,158 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,158 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,158 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,160 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,160 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,160 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,160 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,161 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,161 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,161 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,161 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,161 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,162 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,162 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,162 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,162 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,162 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,163 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,163 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,163 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,163 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,164 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,164 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,164 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,164 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,165 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,165 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,165 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,165 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,165 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,166 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,166 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,166 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,166 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,167 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,167 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,167 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,167 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,167 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,168 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,168 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,168 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,168 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,169 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,169 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,169 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,169 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,169 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,170 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,170 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,170 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,170 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,171 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,171 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,171 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,171 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,171 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,172 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,172 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,172 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,172 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,173 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,173 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,173 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,173 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,173 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,174 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,174 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,174 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,174 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,174 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,175 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,175 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,175 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,175 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,176 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,176 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,176 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,176 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,176 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,177 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,177 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,177 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,177 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,178 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,178 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,178 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,178 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,178 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,179 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,179 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,179 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,179 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,180 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:04:08,180 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:04:08,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:04:08 BoogieIcfgContainer [2021-11-23 03:04:08,314 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 03:04:08,315 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 03:04:08,315 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 03:04:08,315 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 03:04:08,316 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:23" (3/4) ... [2021-11-23 03:04:08,319 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 03:04:08,319 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 03:04:08,320 INFO L158 Benchmark]: Toolchain (without parser) took 50590.17ms. Allocated memory was 60.8MB in the beginning and 195.0MB in the end (delta: 134.2MB). Free memory was 34.0MB in the beginning and 55.9MB in the end (delta: -22.0MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2021-11-23 03:04:08,321 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 40.4MB in the beginning and 40.4MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:04:08,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1406.45ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 33.8MB in the beginning and 34.8MB in the end (delta: -968.8kB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2021-11-23 03:04:08,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.25ms. Allocated memory is still 75.5MB. Free memory was 34.8MB in the beginning and 43.8MB in the end (delta: -8.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-23 03:04:08,322 INFO L158 Benchmark]: Boogie Preprocessor took 118.65ms. Allocated memory is still 75.5MB. Free memory was 43.8MB in the beginning and 37.4MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 03:04:08,323 INFO L158 Benchmark]: RCFGBuilder took 3990.09ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 37.4MB in the beginning and 65.1MB in the end (delta: -27.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-11-23 03:04:08,324 INFO L158 Benchmark]: TraceAbstraction took 44874.57ms. Allocated memory was 107.0MB in the beginning and 195.0MB in the end (delta: 88.1MB). Free memory was 65.1MB in the beginning and 55.9MB in the end (delta: 9.1MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. [2021-11-23 03:04:08,324 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 195.0MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:04:08,333 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 40.4MB in the beginning and 40.4MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1406.45ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 33.8MB in the beginning and 34.8MB in the end (delta: -968.8kB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.25ms. Allocated memory is still 75.5MB. Free memory was 34.8MB in the beginning and 43.8MB in the end (delta: -8.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.65ms. Allocated memory is still 75.5MB. Free memory was 43.8MB in the beginning and 37.4MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3990.09ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 37.4MB in the beginning and 65.1MB in the end (delta: -27.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * TraceAbstraction took 44874.57ms. Allocated memory was 107.0MB in the beginning and 195.0MB in the end (delta: 88.1MB). Free memory was 65.1MB in the beginning and 55.9MB in the end (delta: 9.1MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 195.0MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227. 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: 44.6s, OverallIterations: 14, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 12.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5496 SdHoareTripleChecker+Valid, 8.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5457 mSDsluCounter, 20921 SdHoareTripleChecker+Invalid, 7.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15998 mSDsCounter, 847 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2963 IncrementalHoareTripleChecker+Invalid, 3810 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 847 mSolverCounterUnsat, 4923 mSDtfsCounter, 2963 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3678 GetRequests, 3491 SyntacticMatches, 0 SemanticMatches, 187 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516 ImplicationChecksByTransitivity, 6.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2207occurred in iteration=12, InterpolantAutomatonStates: 120, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 2893 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 1920 NumberOfCodeBlocks, 1920 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 3598 ConstructedInterpolants, 0 QuantifiedInterpolants, 6676 SizeOfPredicates, 80 NumberOfNonLiveVariables, 9328 ConjunctsInSsa, 188 ConjunctsInUnsatCore, 56 InterpolantComputations, 17 PerfectInterpolantSequences, 823/1040 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-23 03:04:08,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b92d028a-b4eb-4b6c-abb6-e48b3017749a/bin/utaipan-EQgc7hIp5V/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