./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fe8c4b1a27642c802f8c97577aadb7892fddcd015ae43c580aa1247dba190651 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:08:44,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:08:44,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:08:44,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:08:44,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:08:44,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:08:44,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:08:44,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:08:44,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:08:44,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:08:44,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:08:44,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:08:44,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:08:44,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:08:44,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:08:44,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:08:44,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:08:44,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:08:44,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:08:44,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:08:44,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:08:44,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:08:44,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:08:44,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:08:44,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:08:44,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:08:44,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:08:44,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:08:44,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:08:44,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:08:44,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:08:44,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:08:44,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:08:44,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:08:44,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:08:44,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:08:44,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:08:44,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:08:44,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:08:44,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:08:44,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:08:44,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 21:08:44,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:08:44,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:08:44,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:08:44,692 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:08:44,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:08:44,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:08:44,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:08:44,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:08:44,694 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:08:44,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:08:44,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:08:44,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:08:44,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:08:44,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:08:44,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:08:44,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:08:44,696 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:08:44,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:08:44,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:08:44,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:08:44,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:08:44,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:08:44,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:08:44,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:08:44,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:08:44,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:08:44,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:08:44,699 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:08:44,700 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:08:44,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:08:44,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe8c4b1a27642c802f8c97577aadb7892fddcd015ae43c580aa1247dba190651 [2022-11-02 21:08:45,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:08:45,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:08:45,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:08:45,070 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:08:45,071 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:08:45,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2022-11-02 21:08:45,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data/88a79913b/dea329b7cc5145d78eb987a9fb74cbe2/FLAG5acb1187f [2022-11-02 21:08:45,943 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:08:45,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2022-11-02 21:08:45,976 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data/88a79913b/dea329b7cc5145d78eb987a9fb74cbe2/FLAG5acb1187f [2022-11-02 21:08:46,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data/88a79913b/dea329b7cc5145d78eb987a9fb74cbe2 [2022-11-02 21:08:46,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:08:46,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:08:46,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:08:46,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:08:46,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:08:46,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:08:46" (1/1) ... [2022-11-02 21:08:46,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c602997 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:46, skipping insertion in model container [2022-11-02 21:08:46,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:08:46" (1/1) ... [2022-11-02 21:08:46,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:08:46,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:08:47,055 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_2742f65d-fb4d-404a-baac-3b86ac62302b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175] [2022-11-02 21:08:47,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:08:47,133 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:08:47,345 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_2742f65d-fb4d-404a-baac-3b86ac62302b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175] [2022-11-02 21:08:47,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:08:47,381 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:08:47,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47 WrapperNode [2022-11-02 21:08:47,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:08:47,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:08:47,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:08:47,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:08:47,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,488 INFO L138 Inliner]: procedures = 95, calls = 374, calls flagged for inlining = 31, calls inlined = 28, statements flattened = 1161 [2022-11-02 21:08:47,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:08:47,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:08:47,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:08:47,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:08:47,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,597 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:08:47,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:08:47,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:08:47,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:08:47,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (1/1) ... [2022-11-02 21:08:47,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:08:47,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:08:47,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:08:47,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:08:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:08:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2022-11-02 21:08:47,736 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2022-11-02 21:08:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2022-11-02 21:08:47,736 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2022-11-02 21:08:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2022-11-02 21:08:47,737 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2022-11-02 21:08:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 21:08:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:08:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:08:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2022-11-02 21:08:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2022-11-02 21:08:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2022-11-02 21:08:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2022-11-02 21:08:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:08:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:08:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:08:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:08:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:08:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:08:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2022-11-02 21:08:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2022-11-02 21:08:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2022-11-02 21:08:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2022-11-02 21:08:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 21:08:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 21:08:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:08:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2022-11-02 21:08:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2022-11-02 21:08:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:08:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-02 21:08:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-02 21:08:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:08:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-02 21:08:47,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-02 21:08:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 21:08:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 21:08:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2022-11-02 21:08:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2022-11-02 21:08:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2022-11-02 21:08:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2022-11-02 21:08:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-02 21:08:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-02 21:08:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 21:08:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 21:08:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-02 21:08:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-02 21:08:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 21:08:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 21:08:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2022-11-02 21:08:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2022-11-02 21:08:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 21:08:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 21:08:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 21:08:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 21:08:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:08:47,748 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2022-11-02 21:08:47,749 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2022-11-02 21:08:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-02 21:08:47,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-02 21:08:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2022-11-02 21:08:47,750 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2022-11-02 21:08:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2022-11-02 21:08:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2022-11-02 21:08:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:08:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-11-02 21:08:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-11-02 21:08:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 21:08:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 21:08:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:08:47,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:08:47,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 21:08:47,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 21:08:48,048 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:08:48,051 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:08:48,285 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:08:49,816 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:08:49,834 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:08:49,834 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 21:08:49,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:08:49 BoogieIcfgContainer [2022-11-02 21:08:49,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:08:49,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:08:49,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:08:49,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:08:49,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:08:46" (1/3) ... [2022-11-02 21:08:49,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7df5ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:08:49, skipping insertion in model container [2022-11-02 21:08:49,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:08:47" (2/3) ... [2022-11-02 21:08:49,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7df5ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:08:49, skipping insertion in model container [2022-11-02 21:08:49,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:08:49" (3/3) ... [2022-11-02 21:08:49,846 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2022-11-02 21:08:49,866 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:08:49,867 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 21:08:49,934 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:08:49,942 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5f2f470f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:08:49,942 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 21:08:49,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 570 states, 358 states have (on average 1.4078212290502794) internal successors, (504), 390 states have internal predecessors, (504), 181 states have call successors, (181), 30 states have call predecessors, (181), 29 states have return successors, (177), 172 states have call predecessors, (177), 177 states have call successors, (177) [2022-11-02 21:08:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-02 21:08:49,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:08:49,971 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:08:49,971 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:08:49,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:08:49,977 INFO L85 PathProgramCache]: Analyzing trace with hash 645771615, now seen corresponding path program 1 times [2022-11-02 21:08:49,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:08:49,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377795287] [2022-11-02 21:08:49,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:08:49,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:08:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:08:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:08:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:08:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:08:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:08:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:08:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:08:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:08:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:08:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:08:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:08:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:50,886 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-02 21:08:50,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:08:50,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377795287] [2022-11-02 21:08:50,888 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377795287] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:08:50,888 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:08:50,888 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:08:50,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081473618] [2022-11-02 21:08:50,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:08:50,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:08:50,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:08:50,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:08:50,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:08:50,936 INFO L87 Difference]: Start difference. First operand has 570 states, 358 states have (on average 1.4078212290502794) internal successors, (504), 390 states have internal predecessors, (504), 181 states have call successors, (181), 30 states have call predecessors, (181), 29 states have return successors, (177), 172 states have call predecessors, (177), 177 states have call successors, (177) Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-02 21:08:53,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:08:53,285 INFO L93 Difference]: Finished difference Result 1198 states and 1868 transitions. [2022-11-02 21:08:53,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:08:53,293 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 137 [2022-11-02 21:08:53,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:08:53,331 INFO L225 Difference]: With dead ends: 1198 [2022-11-02 21:08:53,331 INFO L226 Difference]: Without dead ends: 622 [2022-11-02 21:08:53,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:08:53,348 INFO L413 NwaCegarLoop]: 837 mSDtfsCounter, 295 mSDsluCounter, 1105 mSDsCounter, 0 mSdLazyCounter, 673 mSolverCounterSat, 527 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 1942 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 527 IncrementalHoareTripleChecker+Valid, 673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:08:53,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 1942 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [527 Valid, 673 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-02 21:08:53,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2022-11-02 21:08:53,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 559. [2022-11-02 21:08:53,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 353 states have (on average 1.3937677053824362) internal successors, (492), 379 states have internal predecessors, (492), 177 states have call successors, (177), 29 states have call predecessors, (177), 28 states have return successors, (176), 171 states have call predecessors, (176), 176 states have call successors, (176) [2022-11-02 21:08:53,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 845 transitions. [2022-11-02 21:08:53,489 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 845 transitions. Word has length 137 [2022-11-02 21:08:53,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:08:53,490 INFO L495 AbstractCegarLoop]: Abstraction has 559 states and 845 transitions. [2022-11-02 21:08:53,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-02 21:08:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 845 transitions. [2022-11-02 21:08:53,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-02 21:08:53,509 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:08:53,509 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:08:53,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 21:08:53,510 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:08:53,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:08:53,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1599788631, now seen corresponding path program 1 times [2022-11-02 21:08:53,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:08:53,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741974517] [2022-11-02 21:08:53,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:08:53,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:08:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:08:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:08:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:08:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:53,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:08:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:53,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:08:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:08:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:08:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:08:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:08:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:08:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:53,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:08:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:54,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-02 21:08:54,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:08:54,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741974517] [2022-11-02 21:08:54,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741974517] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:08:54,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:08:54,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 21:08:54,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21222601] [2022-11-02 21:08:54,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:08:54,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 21:08:54,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:08:54,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 21:08:54,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:08:54,014 INFO L87 Difference]: Start difference. First operand 559 states and 845 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-02 21:08:55,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:08:55,976 INFO L93 Difference]: Finished difference Result 633 states and 974 transitions. [2022-11-02 21:08:55,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 21:08:55,980 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 137 [2022-11-02 21:08:55,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:08:55,987 INFO L225 Difference]: With dead ends: 633 [2022-11-02 21:08:55,991 INFO L226 Difference]: Without dead ends: 628 [2022-11-02 21:08:55,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:08:55,994 INFO L413 NwaCegarLoop]: 823 mSDtfsCounter, 1027 mSDsluCounter, 732 mSDsCounter, 0 mSdLazyCounter, 521 mSolverCounterSat, 924 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1158 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 924 IncrementalHoareTripleChecker+Valid, 521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-02 21:08:55,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1158 Valid, 1555 Invalid, 1445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [924 Valid, 521 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-02 21:08:56,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2022-11-02 21:08:56,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 560. [2022-11-02 21:08:56,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 354 states have (on average 1.3926553672316384) internal successors, (493), 380 states have internal predecessors, (493), 177 states have call successors, (177), 29 states have call predecessors, (177), 28 states have return successors, (176), 171 states have call predecessors, (176), 176 states have call successors, (176) [2022-11-02 21:08:56,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 846 transitions. [2022-11-02 21:08:56,071 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 846 transitions. Word has length 137 [2022-11-02 21:08:56,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:08:56,073 INFO L495 AbstractCegarLoop]: Abstraction has 560 states and 846 transitions. [2022-11-02 21:08:56,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-02 21:08:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 846 transitions. [2022-11-02 21:08:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-02 21:08:56,079 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:08:56,079 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:08:56,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 21:08:56,080 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:08:56,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:08:56,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1657046933, now seen corresponding path program 1 times [2022-11-02 21:08:56,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:08:56,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114965637] [2022-11-02 21:08:56,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:08:56,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:08:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:08:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:08:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:08:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:08:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:08:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:08:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:08:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:08:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:08:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:08:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:08:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:08:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:08:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:08:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-02 21:08:56,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:08:56,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114965637] [2022-11-02 21:08:56,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114965637] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:08:56,558 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:08:56,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 21:08:56,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232320667] [2022-11-02 21:08:56,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:08:56,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 21:08:56,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:08:56,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 21:08:56,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:08:56,561 INFO L87 Difference]: Start difference. First operand 560 states and 846 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-02 21:08:59,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:08:59,810 INFO L93 Difference]: Finished difference Result 1214 states and 1882 transitions. [2022-11-02 21:08:59,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 21:08:59,811 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 137 [2022-11-02 21:08:59,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:08:59,819 INFO L225 Difference]: With dead ends: 1214 [2022-11-02 21:08:59,820 INFO L226 Difference]: Without dead ends: 1175 [2022-11-02 21:08:59,821 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:08:59,822 INFO L413 NwaCegarLoop]: 994 mSDtfsCounter, 1338 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 1278 mSolverCounterSat, 1591 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 2233 SdHoareTripleChecker+Invalid, 2869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1591 IncrementalHoareTripleChecker+Valid, 1278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:08:59,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1478 Valid, 2233 Invalid, 2869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1591 Valid, 1278 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-02 21:08:59,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2022-11-02 21:08:59,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 1052. [2022-11-02 21:08:59,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 671 states have (on average 1.4008941877794336) internal successors, (940), 717 states have internal predecessors, (940), 325 states have call successors, (325), 56 states have call predecessors, (325), 55 states have return successors, (324), 316 states have call predecessors, (324), 324 states have call successors, (324) [2022-11-02 21:08:59,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1589 transitions. [2022-11-02 21:08:59,968 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1589 transitions. Word has length 137 [2022-11-02 21:08:59,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:08:59,969 INFO L495 AbstractCegarLoop]: Abstraction has 1052 states and 1589 transitions. [2022-11-02 21:08:59,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-02 21:08:59,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1589 transitions. [2022-11-02 21:08:59,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-11-02 21:08:59,976 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:08:59,977 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:08:59,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 21:08:59,978 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:08:59,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:08:59,978 INFO L85 PathProgramCache]: Analyzing trace with hash 782209435, now seen corresponding path program 1 times [2022-11-02 21:08:59,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:08:59,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818836519] [2022-11-02 21:08:59,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:08:59,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-02 21:09:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-02 21:09:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 21:09:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-02 21:09:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:00,409 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2022-11-02 21:09:00,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:00,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818836519] [2022-11-02 21:09:00,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818836519] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:00,410 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:00,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 21:09:00,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097160897] [2022-11-02 21:09:00,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:00,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 21:09:00,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:00,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 21:09:00,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:09:00,412 INFO L87 Difference]: Start difference. First operand 1052 states and 1589 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-02 21:09:03,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:03,635 INFO L93 Difference]: Finished difference Result 2703 states and 4116 transitions. [2022-11-02 21:09:03,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 21:09:03,636 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 188 [2022-11-02 21:09:03,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:03,647 INFO L225 Difference]: With dead ends: 2703 [2022-11-02 21:09:03,647 INFO L226 Difference]: Without dead ends: 1679 [2022-11-02 21:09:03,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:09:03,678 INFO L413 NwaCegarLoop]: 857 mSDtfsCounter, 725 mSDsluCounter, 1526 mSDsCounter, 0 mSdLazyCounter, 1263 mSolverCounterSat, 893 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 821 SdHoareTripleChecker+Valid, 2383 SdHoareTripleChecker+Invalid, 2156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 893 IncrementalHoareTripleChecker+Valid, 1263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:03,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [821 Valid, 2383 Invalid, 2156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [893 Valid, 1263 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-02 21:09:03,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1679 states. [2022-11-02 21:09:03,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1679 to 1500. [2022-11-02 21:09:03,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1500 states, 937 states have (on average 1.3895410885805763) internal successors, (1302), 1003 states have internal predecessors, (1302), 472 states have call successors, (472), 91 states have call predecessors, (472), 90 states have return successors, (471), 459 states have call predecessors, (471), 471 states have call successors, (471) [2022-11-02 21:09:03,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1500 states and 2245 transitions. [2022-11-02 21:09:03,819 INFO L78 Accepts]: Start accepts. Automaton has 1500 states and 2245 transitions. Word has length 188 [2022-11-02 21:09:03,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:03,820 INFO L495 AbstractCegarLoop]: Abstraction has 1500 states and 2245 transitions. [2022-11-02 21:09:03,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-02 21:09:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2245 transitions. [2022-11-02 21:09:03,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2022-11-02 21:09:03,832 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:03,832 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:03,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 21:09:03,832 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:03,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:03,833 INFO L85 PathProgramCache]: Analyzing trace with hash -352632060, now seen corresponding path program 1 times [2022-11-02 21:09:03,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:03,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073375699] [2022-11-02 21:09:03,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:03,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:04,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:09:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-02 21:09:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:04,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-02 21:09:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-02 21:09:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 21:09:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-02 21:09:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 21:09:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 21:09:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-02 21:09:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-02 21:09:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-11-02 21:09:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-11-02 21:09:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-02 21:09:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-02 21:09:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-11-02 21:09:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-02 21:09:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:05,258 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2022-11-02 21:09:05,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:05,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073375699] [2022-11-02 21:09:05,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073375699] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:05,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:05,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 21:09:05,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716510821] [2022-11-02 21:09:05,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:05,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 21:09:05,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:05,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 21:09:05,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:09:05,261 INFO L87 Difference]: Start difference. First operand 1500 states and 2245 transitions. Second operand has 8 states, 8 states have (on average 16.875) internal successors, (135), 4 states have internal predecessors, (135), 4 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2022-11-02 21:09:08,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:08,447 INFO L93 Difference]: Finished difference Result 3935 states and 6128 transitions. [2022-11-02 21:09:08,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 21:09:08,448 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 4 states have internal predecessors, (135), 4 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) Word has length 391 [2022-11-02 21:09:08,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:08,462 INFO L225 Difference]: With dead ends: 3935 [2022-11-02 21:09:08,462 INFO L226 Difference]: Without dead ends: 2473 [2022-11-02 21:09:08,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:09:08,470 INFO L413 NwaCegarLoop]: 1129 mSDtfsCounter, 1362 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1463 mSolverCounterSat, 1052 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1593 SdHoareTripleChecker+Valid, 2671 SdHoareTripleChecker+Invalid, 2515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1052 IncrementalHoareTripleChecker+Valid, 1463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:08,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1593 Valid, 2671 Invalid, 2515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1052 Valid, 1463 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-02 21:09:08,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2473 states. [2022-11-02 21:09:08,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2473 to 1744. [2022-11-02 21:09:08,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1744 states, 1063 states have (on average 1.394167450611477) internal successors, (1482), 1153 states have internal predecessors, (1482), 590 states have call successors, (590), 91 states have call predecessors, (590), 90 states have return successors, (589), 573 states have call predecessors, (589), 589 states have call successors, (589) [2022-11-02 21:09:08,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1744 states and 2661 transitions. [2022-11-02 21:09:08,621 INFO L78 Accepts]: Start accepts. Automaton has 1744 states and 2661 transitions. Word has length 391 [2022-11-02 21:09:08,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:08,622 INFO L495 AbstractCegarLoop]: Abstraction has 1744 states and 2661 transitions. [2022-11-02 21:09:08,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 4 states have internal predecessors, (135), 4 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2022-11-02 21:09:08,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2661 transitions. [2022-11-02 21:09:08,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2022-11-02 21:09:08,635 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:08,635 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:08,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 21:09:08,636 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:08,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:08,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1382101616, now seen corresponding path program 1 times [2022-11-02 21:09:08,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:08,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342848601] [2022-11-02 21:09:08,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:08,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:09:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-02 21:09:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-02 21:09:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-02 21:09:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 21:09:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-11-02 21:09:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-02 21:09:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 21:09:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-11-02 21:09:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 21:09:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-02 21:09:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 21:09:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-11-02 21:09:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-11-02 21:09:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2022-11-02 21:09:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2022-11-02 21:09:09,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:09,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342848601] [2022-11-02 21:09:09,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342848601] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:09,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:09,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 21:09:09,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121780345] [2022-11-02 21:09:09,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:09,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 21:09:09,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:09,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 21:09:09,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:09:09,457 INFO L87 Difference]: Start difference. First operand 1744 states and 2661 transitions. Second operand has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-11-02 21:09:12,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:12,711 INFO L93 Difference]: Finished difference Result 4173 states and 6518 transitions. [2022-11-02 21:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:09:12,712 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 404 [2022-11-02 21:09:12,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:12,733 INFO L225 Difference]: With dead ends: 4173 [2022-11-02 21:09:12,734 INFO L226 Difference]: Without dead ends: 2467 [2022-11-02 21:09:12,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:09:12,744 INFO L413 NwaCegarLoop]: 933 mSDtfsCounter, 594 mSDsluCounter, 1687 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 635 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 737 SdHoareTripleChecker+Valid, 2620 SdHoareTripleChecker+Invalid, 1888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 635 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:12,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [737 Valid, 2620 Invalid, 1888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [635 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-02 21:09:12,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2467 states. [2022-11-02 21:09:12,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2467 to 1780. [2022-11-02 21:09:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1780 states, 1099 states have (on average 1.3776160145586898) internal successors, (1514), 1189 states have internal predecessors, (1514), 590 states have call successors, (590), 91 states have call predecessors, (590), 90 states have return successors, (589), 573 states have call predecessors, (589), 589 states have call successors, (589) [2022-11-02 21:09:12,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2693 transitions. [2022-11-02 21:09:12,990 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2693 transitions. Word has length 404 [2022-11-02 21:09:12,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:12,991 INFO L495 AbstractCegarLoop]: Abstraction has 1780 states and 2693 transitions. [2022-11-02 21:09:12,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-11-02 21:09:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2693 transitions. [2022-11-02 21:09:13,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-11-02 21:09:13,003 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:13,003 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:13,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 21:09:13,003 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:13,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:13,004 INFO L85 PathProgramCache]: Analyzing trace with hash -51502721, now seen corresponding path program 1 times [2022-11-02 21:09:13,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:13,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087524335] [2022-11-02 21:09:13,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:13,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:09:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-02 21:09:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-02 21:09:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-02 21:09:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 21:09:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-11-02 21:09:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-02 21:09:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 21:09:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-02 21:09:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-11-02 21:09:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-11-02 21:09:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-11-02 21:09:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-11-02 21:09:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:13,741 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2022-11-02 21:09:13,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:13,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087524335] [2022-11-02 21:09:13,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087524335] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:13,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:13,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 21:09:13,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053032780] [2022-11-02 21:09:13,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:13,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 21:09:13,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:13,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 21:09:13,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:09:13,745 INFO L87 Difference]: Start difference. First operand 1780 states and 2693 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-02 21:09:16,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:16,402 INFO L93 Difference]: Finished difference Result 3692 states and 5660 transitions. [2022-11-02 21:09:16,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:09:16,404 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 395 [2022-11-02 21:09:16,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:16,422 INFO L225 Difference]: With dead ends: 3692 [2022-11-02 21:09:16,422 INFO L226 Difference]: Without dead ends: 1950 [2022-11-02 21:09:16,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-02 21:09:16,432 INFO L413 NwaCegarLoop]: 794 mSDtfsCounter, 873 mSDsluCounter, 1432 mSDsCounter, 0 mSdLazyCounter, 808 mSolverCounterSat, 683 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 986 SdHoareTripleChecker+Valid, 2226 SdHoareTripleChecker+Invalid, 1491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 683 IncrementalHoareTripleChecker+Valid, 808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:16,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [986 Valid, 2226 Invalid, 1491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [683 Valid, 808 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-02 21:09:16,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2022-11-02 21:09:16,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1780. [2022-11-02 21:09:16,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1780 states, 1099 states have (on average 1.370336669699727) internal successors, (1506), 1189 states have internal predecessors, (1506), 590 states have call successors, (590), 91 states have call predecessors, (590), 90 states have return successors, (589), 573 states have call predecessors, (589), 589 states have call successors, (589) [2022-11-02 21:09:16,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2685 transitions. [2022-11-02 21:09:16,629 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2685 transitions. Word has length 395 [2022-11-02 21:09:16,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:16,630 INFO L495 AbstractCegarLoop]: Abstraction has 1780 states and 2685 transitions. [2022-11-02 21:09:16,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-02 21:09:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2685 transitions. [2022-11-02 21:09:16,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2022-11-02 21:09:16,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:16,642 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:16,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 21:09:16,642 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:16,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:16,643 INFO L85 PathProgramCache]: Analyzing trace with hash 240544631, now seen corresponding path program 1 times [2022-11-02 21:09:16,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:16,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647125931] [2022-11-02 21:09:16,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:16,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:09:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-02 21:09:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-02 21:09:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-02 21:09:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 21:09:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-02 21:09:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-02 21:09:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-02 21:09:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-11-02 21:09:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 21:09:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-11-02 21:09:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-11-02 21:09:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-11-02 21:09:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-11-02 21:09:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 21:09:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-11-02 21:09:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:17,659 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2022-11-02 21:09:17,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:17,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647125931] [2022-11-02 21:09:17,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647125931] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:17,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1432169603] [2022-11-02 21:09:17,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:17,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:17,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:17,667 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:17,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 21:09:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:18,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 2356 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 21:09:18,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:09:19,086 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2022-11-02 21:09:19,086 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:09:19,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1432169603] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:19,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:09:19,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2022-11-02 21:09:19,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602387419] [2022-11-02 21:09:19,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:19,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:09:19,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:19,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:09:19,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-11-02 21:09:19,090 INFO L87 Difference]: Start difference. First operand 1780 states and 2685 transitions. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-11-02 21:09:19,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:19,255 INFO L93 Difference]: Finished difference Result 3522 states and 5322 transitions. [2022-11-02 21:09:19,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:09:19,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 410 [2022-11-02 21:09:19,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:19,266 INFO L225 Difference]: With dead ends: 3522 [2022-11-02 21:09:19,266 INFO L226 Difference]: Without dead ends: 1780 [2022-11-02 21:09:19,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 541 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-11-02 21:09:19,274 INFO L413 NwaCegarLoop]: 840 mSDtfsCounter, 644 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 840 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:19,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [644 Valid, 840 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 21:09:19,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1780 states. [2022-11-02 21:09:19,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1780 to 1780. [2022-11-02 21:09:19,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1780 states, 1099 states have (on average 1.3685168334849864) internal successors, (1504), 1189 states have internal predecessors, (1504), 590 states have call successors, (590), 91 states have call predecessors, (590), 90 states have return successors, (589), 573 states have call predecessors, (589), 589 states have call successors, (589) [2022-11-02 21:09:19,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2683 transitions. [2022-11-02 21:09:19,427 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2683 transitions. Word has length 410 [2022-11-02 21:09:19,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:19,428 INFO L495 AbstractCegarLoop]: Abstraction has 1780 states and 2683 transitions. [2022-11-02 21:09:19,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-11-02 21:09:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2683 transitions. [2022-11-02 21:09:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-11-02 21:09:19,439 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:19,439 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:19,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:19,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:19,656 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:19,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:19,657 INFO L85 PathProgramCache]: Analyzing trace with hash 926919638, now seen corresponding path program 1 times [2022-11-02 21:09:19,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:19,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010205135] [2022-11-02 21:09:19,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:19,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:09:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-02 21:09:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-02 21:09:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-02 21:09:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 21:09:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-02 21:09:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-02 21:09:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-02 21:09:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-11-02 21:09:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 21:09:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-02 21:09:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-11-02 21:09:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 21:09:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:09:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-02 21:09:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:20,406 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2022-11-02 21:09:20,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:20,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010205135] [2022-11-02 21:09:20,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010205135] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:20,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:20,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 21:09:20,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226945005] [2022-11-02 21:09:20,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:20,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 21:09:20,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:20,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 21:09:20,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:09:20,409 INFO L87 Difference]: Start difference. First operand 1780 states and 2683 transitions. Second operand has 7 states, 7 states have (on average 21.428571428571427) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2022-11-02 21:09:23,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:23,973 INFO L93 Difference]: Finished difference Result 4721 states and 7172 transitions. [2022-11-02 21:09:23,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 21:09:23,974 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.428571428571427) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 407 [2022-11-02 21:09:23,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:23,999 INFO L225 Difference]: With dead ends: 4721 [2022-11-02 21:09:23,999 INFO L226 Difference]: Without dead ends: 2873 [2022-11-02 21:09:24,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-02 21:09:24,008 INFO L413 NwaCegarLoop]: 1024 mSDtfsCounter, 930 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 1236 mSolverCounterSat, 1203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2754 SdHoareTripleChecker+Invalid, 2439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1203 IncrementalHoareTripleChecker+Valid, 1236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:24,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 2754 Invalid, 2439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1203 Valid, 1236 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-11-02 21:09:24,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2873 states. [2022-11-02 21:09:24,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2873 to 2561. [2022-11-02 21:09:24,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2561 states, 1623 states have (on average 1.3746149106592729) internal successors, (2231), 1738 states have internal predecessors, (2231), 793 states have call successors, (793), 145 states have call predecessors, (793), 144 states have return successors, (792), 772 states have call predecessors, (792), 792 states have call successors, (792) [2022-11-02 21:09:24,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 3816 transitions. [2022-11-02 21:09:24,283 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 3816 transitions. Word has length 407 [2022-11-02 21:09:24,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:24,285 INFO L495 AbstractCegarLoop]: Abstraction has 2561 states and 3816 transitions. [2022-11-02 21:09:24,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.428571428571427) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2022-11-02 21:09:24,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 3816 transitions. [2022-11-02 21:09:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2022-11-02 21:09:24,302 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:24,303 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:24,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-02 21:09:24,303 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:24,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:24,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1228361653, now seen corresponding path program 1 times [2022-11-02 21:09:24,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:24,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665417712] [2022-11-02 21:09:24,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:24,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:09:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-02 21:09:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-02 21:09:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-02 21:09:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 21:09:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-02 21:09:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-02 21:09:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-02 21:09:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-11-02 21:09:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 21:09:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-11-02 21:09:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-11-02 21:09:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-11-02 21:09:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:24,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-11-02 21:09:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:25,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:09:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:25,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-11-02 21:09:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:25,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:25,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:25,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-11-02 21:09:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:25,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:25,058 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2022-11-02 21:09:25,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:25,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665417712] [2022-11-02 21:09:25,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665417712] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:25,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:25,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 21:09:25,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356355425] [2022-11-02 21:09:25,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:25,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 21:09:25,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:25,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 21:09:25,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:09:25,061 INFO L87 Difference]: Start difference. First operand 2561 states and 3816 transitions. Second operand has 7 states, 7 states have (on average 21.857142857142858) internal successors, (153), 3 states have internal predecessors, (153), 2 states have call successors, (48), 6 states have call predecessors, (48), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-11-02 21:09:27,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:27,992 INFO L93 Difference]: Finished difference Result 3949 states and 5897 transitions. [2022-11-02 21:09:27,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:09:27,992 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.857142857142858) internal successors, (153), 3 states have internal predecessors, (153), 2 states have call successors, (48), 6 states have call predecessors, (48), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 416 [2022-11-02 21:09:27,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:28,002 INFO L225 Difference]: With dead ends: 3949 [2022-11-02 21:09:28,002 INFO L226 Difference]: Without dead ends: 1389 [2022-11-02 21:09:28,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:09:28,014 INFO L413 NwaCegarLoop]: 791 mSDtfsCounter, 374 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 952 mSolverCounterSat, 742 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 2365 SdHoareTripleChecker+Invalid, 1694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 742 IncrementalHoareTripleChecker+Valid, 952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:28,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [398 Valid, 2365 Invalid, 1694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [742 Valid, 952 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-02 21:09:28,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1389 states. [2022-11-02 21:09:28,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1389 to 1217. [2022-11-02 21:09:28,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1217 states, 767 states have (on average 1.3389830508474576) internal successors, (1027), 817 states have internal predecessors, (1027), 365 states have call successors, (365), 85 states have call predecessors, (365), 84 states have return successors, (364), 354 states have call predecessors, (364), 364 states have call successors, (364) [2022-11-02 21:09:28,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1756 transitions. [2022-11-02 21:09:28,184 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1756 transitions. Word has length 416 [2022-11-02 21:09:28,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:28,185 INFO L495 AbstractCegarLoop]: Abstraction has 1217 states and 1756 transitions. [2022-11-02 21:09:28,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.857142857142858) internal successors, (153), 3 states have internal predecessors, (153), 2 states have call successors, (48), 6 states have call predecessors, (48), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-11-02 21:09:28,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1756 transitions. [2022-11-02 21:09:28,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2022-11-02 21:09:28,200 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:28,201 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:28,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-02 21:09:28,201 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:28,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:28,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1857184944, now seen corresponding path program 1 times [2022-11-02 21:09:28,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:28,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625841860] [2022-11-02 21:09:28,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:28,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:09:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-02 21:09:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-02 21:09:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-02 21:09:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:09:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-02 21:09:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-02 21:09:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-02 21:09:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-02 21:09:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-11-02 21:09:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:28,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 21:09:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-11-02 21:09:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-11-02 21:09:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-11-02 21:09:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-11-02 21:09:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-11-02 21:09:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-11-02 21:09:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-11-02 21:09:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2022-11-02 21:09:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-11-02 21:09:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-11-02 21:09:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,102 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2022-11-02 21:09:29,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:29,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625841860] [2022-11-02 21:09:29,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625841860] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:29,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316069555] [2022-11-02 21:09:29,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:29,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:29,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:29,105 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:29,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 21:09:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:29,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 2447 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 21:09:29,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:09:30,007 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 501 trivial. 0 not checked. [2022-11-02 21:09:30,007 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:09:30,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316069555] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:30,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:09:30,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2022-11-02 21:09:30,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139680374] [2022-11-02 21:09:30,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:30,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:09:30,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:30,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:09:30,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:09:30,010 INFO L87 Difference]: Start difference. First operand 1217 states and 1756 transitions. Second operand has 5 states, 5 states have (on average 34.6) internal successors, (173), 4 states have internal predecessors, (173), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-02 21:09:30,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:30,166 INFO L93 Difference]: Finished difference Result 2365 states and 3425 transitions. [2022-11-02 21:09:30,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:09:30,167 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.6) internal successors, (173), 4 states have internal predecessors, (173), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 2 states have call successors, (53) Word has length 431 [2022-11-02 21:09:30,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:30,174 INFO L225 Difference]: With dead ends: 2365 [2022-11-02 21:09:30,175 INFO L226 Difference]: Without dead ends: 1225 [2022-11-02 21:09:30,179 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 561 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:09:30,180 INFO L413 NwaCegarLoop]: 825 mSDtfsCounter, 0 mSDsluCounter, 2454 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3279 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:30,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3279 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 21:09:30,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2022-11-02 21:09:30,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 1219. [2022-11-02 21:09:30,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1219 states, 768 states have (on average 1.3385416666666667) internal successors, (1028), 819 states have internal predecessors, (1028), 365 states have call successors, (365), 85 states have call predecessors, (365), 85 states have return successors, (367), 354 states have call predecessors, (367), 364 states have call successors, (367) [2022-11-02 21:09:30,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 1219 states and 1760 transitions. [2022-11-02 21:09:30,303 INFO L78 Accepts]: Start accepts. Automaton has 1219 states and 1760 transitions. Word has length 431 [2022-11-02 21:09:30,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:30,304 INFO L495 AbstractCegarLoop]: Abstraction has 1219 states and 1760 transitions. [2022-11-02 21:09:30,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.6) internal successors, (173), 4 states have internal predecessors, (173), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-02 21:09:30,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1760 transitions. [2022-11-02 21:09:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2022-11-02 21:09:30,314 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:30,314 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:30,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:30,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:30,531 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:30,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:30,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1173412075, now seen corresponding path program 1 times [2022-11-02 21:09:30,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:30,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93504078] [2022-11-02 21:09:30,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:30,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:30,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:30,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-02 21:09:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-02 21:09:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-02 21:09:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-02 21:09:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-02 21:09:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-02 21:09:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-02 21:09:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-11-02 21:09:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-02 21:09:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-11-02 21:09:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:31,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-11-02 21:09:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-11-02 21:09:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-02 21:09:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-11-02 21:09:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-11-02 21:09:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-11-02 21:09:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-11-02 21:09:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-11-02 21:09:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2022-11-02 21:09:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-11-02 21:09:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-11-02 21:09:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-11-02 21:09:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:31,402 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2022-11-02 21:09:31,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:31,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93504078] [2022-11-02 21:09:31,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93504078] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:31,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070524321] [2022-11-02 21:09:31,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:31,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:31,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:31,405 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:31,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-02 21:09:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:32,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 2494 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 21:09:32,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:09:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 396 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2022-11-02 21:09:32,231 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:09:32,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1070524321] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:32,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:09:32,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2022-11-02 21:09:32,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418480905] [2022-11-02 21:09:32,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:32,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:09:32,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:32,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:09:32,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:09:32,234 INFO L87 Difference]: Start difference. First operand 1219 states and 1760 transitions. Second operand has 5 states, 5 states have (on average 36.2) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 2 states have call successors, (60) [2022-11-02 21:09:32,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:32,396 INFO L93 Difference]: Finished difference Result 2312 states and 3351 transitions. [2022-11-02 21:09:32,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:09:32,396 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.2) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 2 states have call successors, (60) Word has length 448 [2022-11-02 21:09:32,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:32,404 INFO L225 Difference]: With dead ends: 2312 [2022-11-02 21:09:32,404 INFO L226 Difference]: Without dead ends: 1225 [2022-11-02 21:09:32,408 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 595 GetRequests, 586 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:09:32,409 INFO L413 NwaCegarLoop]: 825 mSDtfsCounter, 0 mSDsluCounter, 2455 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3280 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:32,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3280 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 21:09:32,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2022-11-02 21:09:32,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 1219. [2022-11-02 21:09:32,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1219 states, 768 states have (on average 1.3385416666666667) internal successors, (1028), 819 states have internal predecessors, (1028), 365 states have call successors, (365), 85 states have call predecessors, (365), 85 states have return successors, (365), 354 states have call predecessors, (365), 364 states have call successors, (365) [2022-11-02 21:09:32,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 1219 states and 1758 transitions. [2022-11-02 21:09:32,576 INFO L78 Accepts]: Start accepts. Automaton has 1219 states and 1758 transitions. Word has length 448 [2022-11-02 21:09:32,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:32,577 INFO L495 AbstractCegarLoop]: Abstraction has 1219 states and 1758 transitions. [2022-11-02 21:09:32,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.2) internal successors, (181), 4 states have internal predecessors, (181), 2 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 2 states have call successors, (60) [2022-11-02 21:09:32,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1758 transitions. [2022-11-02 21:09:32,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2022-11-02 21:09:32,587 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:32,587 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:32,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:32,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-02 21:09:32,815 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:32,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:32,815 INFO L85 PathProgramCache]: Analyzing trace with hash -283363491, now seen corresponding path program 1 times [2022-11-02 21:09:32,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:32,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989582062] [2022-11-02 21:09:32,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:32,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-02 21:09:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-02 21:09:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-02 21:09:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-02 21:09:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:09:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-11-02 21:09:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-02 21:09:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-02 21:09:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-11-02 21:09:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:09:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-02 21:09:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-11-02 21:09:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-11-02 21:09:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-11-02 21:09:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 21:09:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-11-02 21:09:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-11-02 21:09:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-02 21:09:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-11-02 21:09:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-02 21:09:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2022-11-02 21:09:33,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:33,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989582062] [2022-11-02 21:09:33,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989582062] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:33,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [505597302] [2022-11-02 21:09:33,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:33,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:33,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:33,695 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:33,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-02 21:09:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:34,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 2503 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 21:09:34,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:09:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 986 trivial. 0 not checked. [2022-11-02 21:09:34,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:09:34,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [505597302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:34,641 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:09:34,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 14 [2022-11-02 21:09:34,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064657518] [2022-11-02 21:09:34,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:34,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 21:09:34,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:34,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 21:09:34,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-11-02 21:09:34,646 INFO L87 Difference]: Start difference. First operand 1219 states and 1758 transitions. Second operand has 8 states, 8 states have (on average 21.25) internal successors, (170), 6 states have internal predecessors, (170), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (53), 4 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-02 21:09:34,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:34,904 INFO L93 Difference]: Finished difference Result 2520 states and 3755 transitions. [2022-11-02 21:09:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 21:09:34,905 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 6 states have internal predecessors, (170), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (53), 4 states have call predecessors, (53), 2 states have call successors, (53) Word has length 456 [2022-11-02 21:09:34,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:34,915 INFO L225 Difference]: With dead ends: 2520 [2022-11-02 21:09:34,915 INFO L226 Difference]: Without dead ends: 1678 [2022-11-02 21:09:34,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 608 GetRequests, 595 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-11-02 21:09:34,922 INFO L413 NwaCegarLoop]: 1126 mSDtfsCounter, 236 mSDsluCounter, 6468 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 7594 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:34,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [299 Valid, 7594 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:09:34,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1678 states. [2022-11-02 21:09:35,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1678 to 1235. [2022-11-02 21:09:35,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1235 states, 780 states have (on average 1.3333333333333333) internal successors, (1040), 831 states have internal predecessors, (1040), 365 states have call successors, (365), 85 states have call predecessors, (365), 89 states have return successors, (380), 358 states have call predecessors, (380), 364 states have call successors, (380) [2022-11-02 21:09:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1235 states and 1785 transitions. [2022-11-02 21:09:35,053 INFO L78 Accepts]: Start accepts. Automaton has 1235 states and 1785 transitions. Word has length 456 [2022-11-02 21:09:35,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:35,054 INFO L495 AbstractCegarLoop]: Abstraction has 1235 states and 1785 transitions. [2022-11-02 21:09:35,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 6 states have internal predecessors, (170), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (53), 4 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-02 21:09:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1785 transitions. [2022-11-02 21:09:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2022-11-02 21:09:35,064 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:35,064 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:35,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:35,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-02 21:09:35,278 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:35,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:35,278 INFO L85 PathProgramCache]: Analyzing trace with hash -125834393, now seen corresponding path program 1 times [2022-11-02 21:09:35,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:35,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668184584] [2022-11-02 21:09:35,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:35,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:35,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-02 21:09:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-02 21:09:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-02 21:09:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-02 21:09:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:09:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-11-02 21:09:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-02 21:09:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:35,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-02 21:09:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-11-02 21:09:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:09:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:36,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-02 21:09:36,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-11-02 21:09:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-11-02 21:09:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-11-02 21:09:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 21:09:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-11-02 21:09:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-11-02 21:09:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-11-02 21:09:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-11-02 21:09:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-11-02 21:09:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-02 21:09:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-11-02 21:09:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-02 21:09:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1044 trivial. 0 not checked. [2022-11-02 21:09:36,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:36,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668184584] [2022-11-02 21:09:36,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668184584] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:36,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670857347] [2022-11-02 21:09:36,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:36,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:36,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:36,153 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:36,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-02 21:09:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:36,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 2528 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 21:09:37,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:09:37,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2022-11-02 21:09:37,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:09:37,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [670857347] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:37,165 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:09:37,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2022-11-02 21:09:37,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048970176] [2022-11-02 21:09:37,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:37,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 21:09:37,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:37,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 21:09:37,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2022-11-02 21:09:37,168 INFO L87 Difference]: Start difference. First operand 1235 states and 1785 transitions. Second operand has 10 states, 10 states have (on average 17.1) internal successors, (171), 8 states have internal predecessors, (171), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (56), 5 states have call predecessors, (56), 3 states have call successors, (56) [2022-11-02 21:09:38,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:38,597 INFO L93 Difference]: Finished difference Result 3410 states and 5056 transitions. [2022-11-02 21:09:38,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-02 21:09:38,597 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 8 states have internal predecessors, (171), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (56), 5 states have call predecessors, (56), 3 states have call successors, (56) Word has length 467 [2022-11-02 21:09:38,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:38,613 INFO L225 Difference]: With dead ends: 3410 [2022-11-02 21:09:38,613 INFO L226 Difference]: Without dead ends: 2552 [2022-11-02 21:09:38,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 637 GetRequests, 613 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=571, Unknown=0, NotChecked=0, Total=650 [2022-11-02 21:09:38,619 INFO L413 NwaCegarLoop]: 1532 mSDtfsCounter, 1099 mSDsluCounter, 10919 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1103 SdHoareTripleChecker+Valid, 12451 SdHoareTripleChecker+Invalid, 1186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:38,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1103 Valid, 12451 Invalid, 1186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-02 21:09:38,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2552 states. [2022-11-02 21:09:38,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2552 to 1247. [2022-11-02 21:09:38,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1247 states, 786 states have (on average 1.3307888040712468) internal successors, (1046), 837 states have internal predecessors, (1046), 371 states have call successors, (371), 85 states have call predecessors, (371), 89 states have return successors, (386), 364 states have call predecessors, (386), 370 states have call successors, (386) [2022-11-02 21:09:38,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 1803 transitions. [2022-11-02 21:09:38,823 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 1803 transitions. Word has length 467 [2022-11-02 21:09:38,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:38,824 INFO L495 AbstractCegarLoop]: Abstraction has 1247 states and 1803 transitions. [2022-11-02 21:09:38,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 8 states have internal predecessors, (171), 3 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (56), 5 states have call predecessors, (56), 3 states have call successors, (56) [2022-11-02 21:09:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1803 transitions. [2022-11-02 21:09:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2022-11-02 21:09:38,835 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:38,835 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:38,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:39,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-02 21:09:39,051 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:39,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:39,051 INFO L85 PathProgramCache]: Analyzing trace with hash 2119745061, now seen corresponding path program 1 times [2022-11-02 21:09:39,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:39,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918455032] [2022-11-02 21:09:39,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:39,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 21:09:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-02 21:09:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-02 21:09:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 21:09:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 21:09:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-02 21:09:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-02 21:09:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-02 21:09:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-02 21:09:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-02 21:09:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-11-02 21:09:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-02 21:09:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-02 21:09:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-11-02 21:09:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-02 21:09:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-02 21:09:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-11-02 21:09:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-11-02 21:09:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-11-02 21:09:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 21:09:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-11-02 21:09:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-11-02 21:09:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-11-02 21:09:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-11-02 21:09:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-11-02 21:09:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-02 21:09:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-11-02 21:09:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-02 21:09:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:40,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2022-11-02 21:09:40,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:40,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918455032] [2022-11-02 21:09:40,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918455032] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:40,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956221085] [2022-11-02 21:09:40,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:40,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:40,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:40,727 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:40,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-02 21:09:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:42,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 2523 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 21:09:42,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:09:42,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2022-11-02 21:09:42,765 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:09:42,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [956221085] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:42,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:09:42,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2022-11-02 21:09:42,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750910391] [2022-11-02 21:09:42,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:42,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:09:42,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:42,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:09:42,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2022-11-02 21:09:42,769 INFO L87 Difference]: Start difference. First operand 1247 states and 1803 transitions. Second operand has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 2 states have call successors, (58), 2 states have call predecessors, (58), 3 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2022-11-02 21:09:42,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:42,993 INFO L93 Difference]: Finished difference Result 2476 states and 3589 transitions. [2022-11-02 21:09:42,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:09:42,994 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 2 states have call successors, (58), 2 states have call predecessors, (58), 3 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 467 [2022-11-02 21:09:42,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:43,013 INFO L225 Difference]: With dead ends: 2476 [2022-11-02 21:09:43,019 INFO L226 Difference]: Without dead ends: 1248 [2022-11-02 21:09:43,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 628 GetRequests, 617 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-11-02 21:09:43,027 INFO L413 NwaCegarLoop]: 824 mSDtfsCounter, 3 mSDsluCounter, 1635 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2459 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:43,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2459 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 21:09:43,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2022-11-02 21:09:43,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 1248. [2022-11-02 21:09:43,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 787 states have (on average 1.3303684879288438) internal successors, (1047), 838 states have internal predecessors, (1047), 371 states have call successors, (371), 85 states have call predecessors, (371), 89 states have return successors, (386), 364 states have call predecessors, (386), 370 states have call successors, (386) [2022-11-02 21:09:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1804 transitions. [2022-11-02 21:09:43,212 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1804 transitions. Word has length 467 [2022-11-02 21:09:43,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:43,213 INFO L495 AbstractCegarLoop]: Abstraction has 1248 states and 1804 transitions. [2022-11-02 21:09:43,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 2 states have call successors, (58), 2 states have call predecessors, (58), 3 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2022-11-02 21:09:43,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1804 transitions. [2022-11-02 21:09:43,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2022-11-02 21:09:43,222 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:43,222 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:43,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:43,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:43,443 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:43,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:43,444 INFO L85 PathProgramCache]: Analyzing trace with hash 756315388, now seen corresponding path program 1 times [2022-11-02 21:09:43,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:43,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199933433] [2022-11-02 21:09:43,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:43,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-02 21:09:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-02 21:09:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:09:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-02 21:09:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-02 21:09:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 21:09:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-02 21:09:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:09:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-11-02 21:09:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-11-02 21:09:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-02 21:09:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-11-02 21:09:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:44,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:09:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 21:09:45,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-11-02 21:09:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 21:09:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-11-02 21:09:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 21:09:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-11-02 21:09:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-11-02 21:09:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-02 21:09:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-11-02 21:09:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2022-11-02 21:09:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-11-02 21:09:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-11-02 21:09:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:09:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-11-02 21:09:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-11-02 21:09:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-11-02 21:09:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-11-02 21:09:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:45,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1115 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2022-11-02 21:09:45,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:45,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199933433] [2022-11-02 21:09:45,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199933433] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:45,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498359682] [2022-11-02 21:09:45,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:45,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:45,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:45,151 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:45,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-02 21:09:46,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:46,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 2651 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-02 21:09:46,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:09:46,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1115 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2022-11-02 21:09:46,187 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:09:46,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498359682] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:46,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:09:46,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2022-11-02 21:09:46,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535035429] [2022-11-02 21:09:46,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:46,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:09:46,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:46,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:09:46,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-11-02 21:09:46,191 INFO L87 Difference]: Start difference. First operand 1248 states and 1804 transitions. Second operand has 5 states, 5 states have (on average 34.6) internal successors, (173), 5 states have internal predecessors, (173), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2022-11-02 21:09:46,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:46,619 INFO L93 Difference]: Finished difference Result 2121 states and 3086 transitions. [2022-11-02 21:09:46,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:09:46,620 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.6) internal successors, (173), 5 states have internal predecessors, (173), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) Word has length 482 [2022-11-02 21:09:46,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:46,628 INFO L225 Difference]: With dead ends: 2121 [2022-11-02 21:09:46,628 INFO L226 Difference]: Without dead ends: 1205 [2022-11-02 21:09:46,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 648 GetRequests, 635 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-11-02 21:09:46,633 INFO L413 NwaCegarLoop]: 825 mSDtfsCounter, 8 mSDsluCounter, 2439 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 3264 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:46,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 3264 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 21:09:46,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1205 states. [2022-11-02 21:09:46,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1205 to 1161. [2022-11-02 21:09:46,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1161 states, 744 states have (on average 1.331989247311828) internal successors, (991), 786 states have internal predecessors, (991), 330 states have call successors, (330), 82 states have call predecessors, (330), 86 states have return successors, (345), 325 states have call predecessors, (345), 329 states have call successors, (345) [2022-11-02 21:09:46,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1161 states and 1666 transitions. [2022-11-02 21:09:46,800 INFO L78 Accepts]: Start accepts. Automaton has 1161 states and 1666 transitions. Word has length 482 [2022-11-02 21:09:46,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:46,801 INFO L495 AbstractCegarLoop]: Abstraction has 1161 states and 1666 transitions. [2022-11-02 21:09:46,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.6) internal successors, (173), 5 states have internal predecessors, (173), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2022-11-02 21:09:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1666 transitions. [2022-11-02 21:09:46,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-11-02 21:09:46,809 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:46,809 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:46,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:47,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-02 21:09:47,035 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:47,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:47,035 INFO L85 PathProgramCache]: Analyzing trace with hash 13882699, now seen corresponding path program 1 times [2022-11-02 21:09:47,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:47,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028718751] [2022-11-02 21:09:47,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:47,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-02 21:09:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-02 21:09:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:09:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-02 21:09:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-02 21:09:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 21:09:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-02 21:09:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-02 21:09:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:09:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-11-02 21:09:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 21:09:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 21:09:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-02 21:09:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 21:09:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-11-02 21:09:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-02 21:09:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-11-02 21:09:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:09:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 21:09:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-11-02 21:09:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 21:09:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-11-02 21:09:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-11-02 21:09:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-11-02 21:09:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-02 21:09:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-11-02 21:09:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-11-02 21:09:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-11-02 21:09:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-11-02 21:09:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-02 21:09:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-11-02 21:09:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-02 21:09:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-11-02 21:09:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:48,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 1069 trivial. 0 not checked. [2022-11-02 21:09:48,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:48,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028718751] [2022-11-02 21:09:48,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028718751] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:48,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1508093560] [2022-11-02 21:09:48,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:48,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:48,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:48,599 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:48,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-02 21:09:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:50,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 2613 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 21:09:50,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:09:50,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 152 proven. 1 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2022-11-02 21:09:50,472 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:09:51,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1067 trivial. 0 not checked. [2022-11-02 21:09:51,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1508093560] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:09:51,052 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 21:09:51,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 16 [2022-11-02 21:09:51,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239729807] [2022-11-02 21:09:51,053 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 21:09:51,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-02 21:09:51,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:51,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-02 21:09:51,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2022-11-02 21:09:51,056 INFO L87 Difference]: Start difference. First operand 1161 states and 1666 transitions. Second operand has 16 states, 16 states have (on average 15.1875) internal successors, (243), 11 states have internal predecessors, (243), 2 states have call successors, (129), 6 states have call predecessors, (129), 5 states have return successors, (118), 3 states have call predecessors, (118), 2 states have call successors, (118) [2022-11-02 21:09:55,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:09:55,952 INFO L93 Difference]: Finished difference Result 2435 states and 3578 transitions. [2022-11-02 21:09:55,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-02 21:09:55,953 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 15.1875) internal successors, (243), 11 states have internal predecessors, (243), 2 states have call successors, (129), 6 states have call predecessors, (129), 5 states have return successors, (118), 3 states have call predecessors, (118), 2 states have call successors, (118) Word has length 473 [2022-11-02 21:09:55,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:09:55,970 INFO L225 Difference]: With dead ends: 2435 [2022-11-02 21:09:55,970 INFO L226 Difference]: Without dead ends: 1293 [2022-11-02 21:09:55,976 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1120 GetRequests, 1092 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=172, Invalid=698, Unknown=0, NotChecked=0, Total=870 [2022-11-02 21:09:55,977 INFO L413 NwaCegarLoop]: 737 mSDtfsCounter, 303 mSDsluCounter, 5130 mSDsCounter, 0 mSdLazyCounter, 3861 mSolverCounterSat, 496 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 5867 SdHoareTripleChecker+Invalid, 4357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 496 IncrementalHoareTripleChecker+Valid, 3861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:09:55,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 5867 Invalid, 4357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [496 Valid, 3861 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-11-02 21:09:55,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2022-11-02 21:09:56,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1191. [2022-11-02 21:09:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1191 states, 769 states have (on average 1.3250975292587777) internal successors, (1019), 811 states have internal predecessors, (1019), 330 states have call successors, (330), 83 states have call predecessors, (330), 91 states have return successors, (351), 329 states have call predecessors, (351), 329 states have call successors, (351) [2022-11-02 21:09:56,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1700 transitions. [2022-11-02 21:09:56,144 INFO L78 Accepts]: Start accepts. Automaton has 1191 states and 1700 transitions. Word has length 473 [2022-11-02 21:09:56,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:09:56,144 INFO L495 AbstractCegarLoop]: Abstraction has 1191 states and 1700 transitions. [2022-11-02 21:09:56,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 15.1875) internal successors, (243), 11 states have internal predecessors, (243), 2 states have call successors, (129), 6 states have call predecessors, (129), 5 states have return successors, (118), 3 states have call predecessors, (118), 2 states have call successors, (118) [2022-11-02 21:09:56,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1700 transitions. [2022-11-02 21:09:56,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2022-11-02 21:09:56,153 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:56,154 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 20, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:56,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-02 21:09:56,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-02 21:09:56,368 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:09:56,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:56,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1899891663, now seen corresponding path program 1 times [2022-11-02 21:09:56,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:56,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915731193] [2022-11-02 21:09:56,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:56,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:09:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:09:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:57,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:09:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:09:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-02 21:09:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-02 21:09:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 21:09:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-02 21:09:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-02 21:09:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-02 21:09:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 21:09:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 21:09:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 21:09:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 21:09:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-02 21:09:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:09:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-02 21:09:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 21:09:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-02 21:09:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:09:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 21:09:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 21:09:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 21:09:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 21:09:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-02 21:09:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-02 21:09:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-02 21:09:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:09:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-11-02 21:09:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-11-02 21:09:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-11-02 21:09:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:09:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-11-02 21:09:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 21:09:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:09:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:09:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:09:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-11-02 21:09:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-11-02 21:09:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-11-02 21:09:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-02 21:09:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-11-02 21:09:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-11-02 21:09:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-11-02 21:09:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-11-02 21:09:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2022-11-02 21:09:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-11-02 21:09:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-11-02 21:09:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 1286 trivial. 0 not checked. [2022-11-02 21:09:58,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:58,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915731193] [2022-11-02 21:09:58,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915731193] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:09:58,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1122876232] [2022-11-02 21:09:58,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:58,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:09:58,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:58,721 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:09:58,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-02 21:09:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:59,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 2875 conjuncts, 25 conjunts are in the unsatisfiable core [2022-11-02 21:09:59,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:10:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 373 proven. 50 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2022-11-02 21:10:00,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:10:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1329 trivial. 0 not checked. [2022-11-02 21:10:00,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1122876232] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:10:00,654 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 21:10:00,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 6] total 25 [2022-11-02 21:10:00,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091401121] [2022-11-02 21:10:00,654 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 21:10:00,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-02 21:10:00,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:10:00,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-02 21:10:00,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2022-11-02 21:10:00,658 INFO L87 Difference]: Start difference. First operand 1191 states and 1700 transitions. Second operand has 25 states, 25 states have (on average 9.88) internal successors, (247), 21 states have internal predecessors, (247), 2 states have call successors, (125), 6 states have call predecessors, (125), 5 states have return successors, (109), 2 states have call predecessors, (109), 2 states have call successors, (109) [2022-11-02 21:10:06,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:06,874 INFO L93 Difference]: Finished difference Result 2478 states and 3579 transitions. [2022-11-02 21:10:06,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-02 21:10:06,875 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 9.88) internal successors, (247), 21 states have internal predecessors, (247), 2 states have call successors, (125), 6 states have call predecessors, (125), 5 states have return successors, (109), 2 states have call predecessors, (109), 2 states have call successors, (109) Word has length 499 [2022-11-02 21:10:06,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:06,882 INFO L225 Difference]: With dead ends: 2478 [2022-11-02 21:10:06,883 INFO L226 Difference]: Without dead ends: 1296 [2022-11-02 21:10:06,888 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1182 GetRequests, 1141 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=311, Invalid=1495, Unknown=0, NotChecked=0, Total=1806 [2022-11-02 21:10:06,889 INFO L413 NwaCegarLoop]: 740 mSDtfsCounter, 377 mSDsluCounter, 6842 mSDsCounter, 0 mSdLazyCounter, 5253 mSolverCounterSat, 504 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 7582 SdHoareTripleChecker+Invalid, 5757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 504 IncrementalHoareTripleChecker+Valid, 5253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:06,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 7582 Invalid, 5757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [504 Valid, 5253 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-11-02 21:10:06,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1296 states. [2022-11-02 21:10:07,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1296 to 1194. [2022-11-02 21:10:07,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1194 states, 772 states have (on average 1.3199481865284974) internal successors, (1019), 814 states have internal predecessors, (1019), 330 states have call successors, (330), 83 states have call predecessors, (330), 91 states have return successors, (351), 329 states have call predecessors, (351), 329 states have call successors, (351) [2022-11-02 21:10:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1194 states and 1700 transitions. [2022-11-02 21:10:07,074 INFO L78 Accepts]: Start accepts. Automaton has 1194 states and 1700 transitions. Word has length 499 [2022-11-02 21:10:07,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:07,075 INFO L495 AbstractCegarLoop]: Abstraction has 1194 states and 1700 transitions. [2022-11-02 21:10:07,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.88) internal successors, (247), 21 states have internal predecessors, (247), 2 states have call successors, (125), 6 states have call predecessors, (125), 5 states have return successors, (109), 2 states have call predecessors, (109), 2 states have call successors, (109) [2022-11-02 21:10:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1700 transitions. [2022-11-02 21:10:07,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2022-11-02 21:10:07,084 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:07,084 INFO L195 NwaCegarLoop]: trace histogram [28, 21, 21, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:07,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-02 21:10:07,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-11-02 21:10:07,311 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:10:07,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:07,312 INFO L85 PathProgramCache]: Analyzing trace with hash -348241123, now seen corresponding path program 2 times [2022-11-02 21:10:07,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:10:07,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3207649] [2022-11-02 21:10:07,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:07,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:10:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:10:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:10:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:10:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:10:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:08,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:10:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-02 21:10:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:10:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:10:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 21:10:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-02 21:10:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-02 21:10:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:10:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 21:10:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 21:10:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 21:10:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 21:10:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-02 21:10:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:10:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:10:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-11-02 21:10:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-02 21:10:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:10:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:10:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:10:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-02 21:10:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:10:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 21:10:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 21:10:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 21:10:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 21:10:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-02 21:10:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-02 21:10:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-02 21:10:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-02 21:10:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-02 21:10:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-11-02 21:10:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-02 21:10:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-11-02 21:10:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:10:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:10:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:10:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-11-02 21:10:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-11-02 21:10:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-11-02 21:10:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-11-02 21:10:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-11-02 21:10:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-11-02 21:10:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-11-02 21:10:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2022-11-02 21:10:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:10:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-11-02 21:10:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-11-02 21:10:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-11-02 21:10:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1688 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2022-11-02 21:10:09,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:10:09,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3207649] [2022-11-02 21:10:09,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3207649] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:10:09,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689546336] [2022-11-02 21:10:09,553 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 21:10:09,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:10:09,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:10:09,555 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:10:09,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-02 21:10:12,976 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-02 21:10:12,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 21:10:12,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 3021 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 21:10:13,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:10:13,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1688 backedges. 348 proven. 15 refuted. 0 times theorem prover too weak. 1325 trivial. 0 not checked. [2022-11-02 21:10:13,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:10:13,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1688 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2022-11-02 21:10:13,961 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689546336] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:10:13,961 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 21:10:13,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 26 [2022-11-02 21:10:13,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154856806] [2022-11-02 21:10:13,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 21:10:13,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-02 21:10:13,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:10:13,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-02 21:10:13,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2022-11-02 21:10:13,972 INFO L87 Difference]: Start difference. First operand 1194 states and 1700 transitions. Second operand has 26 states, 26 states have (on average 9.384615384615385) internal successors, (244), 22 states have internal predecessors, (244), 2 states have call successors, (127), 6 states have call predecessors, (127), 4 states have return successors, (108), 2 states have call predecessors, (108), 2 states have call successors, (108) [2022-11-02 21:10:19,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:19,948 INFO L93 Difference]: Finished difference Result 2477 states and 3571 transitions. [2022-11-02 21:10:19,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-02 21:10:19,948 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 9.384615384615385) internal successors, (244), 22 states have internal predecessors, (244), 2 states have call successors, (127), 6 states have call predecessors, (127), 4 states have return successors, (108), 2 states have call predecessors, (108), 2 states have call successors, (108) Word has length 513 [2022-11-02 21:10:19,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:19,956 INFO L225 Difference]: With dead ends: 2477 [2022-11-02 21:10:19,956 INFO L226 Difference]: Without dead ends: 1299 [2022-11-02 21:10:19,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1210 GetRequests, 1169 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 380 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=405, Invalid=1401, Unknown=0, NotChecked=0, Total=1806 [2022-11-02 21:10:19,962 INFO L413 NwaCegarLoop]: 743 mSDtfsCounter, 410 mSDsluCounter, 4662 mSDsCounter, 0 mSdLazyCounter, 3518 mSolverCounterSat, 729 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 5405 SdHoareTripleChecker+Invalid, 4247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 729 IncrementalHoareTripleChecker+Valid, 3518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:19,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 5405 Invalid, 4247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [729 Valid, 3518 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-11-02 21:10:19,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1299 states. [2022-11-02 21:10:20,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1299 to 1197. [2022-11-02 21:10:20,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1197 states, 775 states have (on average 1.3187096774193547) internal successors, (1022), 817 states have internal predecessors, (1022), 330 states have call successors, (330), 83 states have call predecessors, (330), 91 states have return successors, (351), 329 states have call predecessors, (351), 329 states have call successors, (351) [2022-11-02 21:10:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 1197 states and 1703 transitions. [2022-11-02 21:10:20,145 INFO L78 Accepts]: Start accepts. Automaton has 1197 states and 1703 transitions. Word has length 513 [2022-11-02 21:10:20,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:20,145 INFO L495 AbstractCegarLoop]: Abstraction has 1197 states and 1703 transitions. [2022-11-02 21:10:20,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 9.384615384615385) internal successors, (244), 22 states have internal predecessors, (244), 2 states have call successors, (127), 6 states have call predecessors, (127), 4 states have return successors, (108), 2 states have call predecessors, (108), 2 states have call successors, (108) [2022-11-02 21:10:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1703 transitions. [2022-11-02 21:10:20,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2022-11-02 21:10:20,155 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:20,155 INFO L195 NwaCegarLoop]: trace histogram [40, 21, 21, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:20,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-02 21:10:20,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:10:20,375 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:10:20,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:20,376 INFO L85 PathProgramCache]: Analyzing trace with hash 908994673, now seen corresponding path program 3 times [2022-11-02 21:10:20,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:10:20,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274352877] [2022-11-02 21:10:20,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:20,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:10:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:10:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:10:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:10:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:10:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 21:10:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:10:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-02 21:10:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-02 21:10:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-02 21:10:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:21,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-02 21:10:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-02 21:10:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:10:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 21:10:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 21:10:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 21:10:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 21:10:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-02 21:10:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-02 21:10:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:10:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-02 21:10:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-02 21:10:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:10:22,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:10:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:10:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-11-02 21:10:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:10:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-02 21:10:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 21:10:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-02 21:10:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-11-02 21:10:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-02 21:10:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-02 21:10:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-11-02 21:10:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-02 21:10:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-02 21:10:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 21:10:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-11-02 21:10:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:10:22,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2022-11-02 21:10:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2022-11-02 21:10:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-02 21:10:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-02 21:10:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 21:10:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-11-02 21:10:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-02 21:10:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:10:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-11-02 21:10:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-11-02 21:10:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-02 21:10:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-02 21:10:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-11-02 21:10:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-11-02 21:10:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-11-02 21:10:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-02 21:10:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:22,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2126 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2118 trivial. 0 not checked. [2022-11-02 21:10:22,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:10:22,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274352877] [2022-11-02 21:10:22,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274352877] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:10:22,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:10:22,346 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 21:10:22,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921744124] [2022-11-02 21:10:22,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:10:22,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 21:10:22,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:10:22,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 21:10:22,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:10:22,348 INFO L87 Difference]: Start difference. First operand 1197 states and 1703 transitions. Second operand has 8 states, 8 states have (on average 20.125) internal successors, (161), 4 states have internal predecessors, (161), 4 states have call successors, (57), 6 states have call predecessors, (57), 1 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2022-11-02 21:10:29,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:29,425 INFO L93 Difference]: Finished difference Result 4374 states and 6386 transitions. [2022-11-02 21:10:29,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 21:10:29,426 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.125) internal successors, (161), 4 states have internal predecessors, (161), 4 states have call successors, (57), 6 states have call predecessors, (57), 1 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) Word has length 519 [2022-11-02 21:10:29,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:29,444 INFO L225 Difference]: With dead ends: 4374 [2022-11-02 21:10:29,444 INFO L226 Difference]: Without dead ends: 3422 [2022-11-02 21:10:29,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2022-11-02 21:10:29,451 INFO L413 NwaCegarLoop]: 1040 mSDtfsCounter, 1734 mSDsluCounter, 2433 mSDsCounter, 0 mSdLazyCounter, 2756 mSolverCounterSat, 1704 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1859 SdHoareTripleChecker+Valid, 3473 SdHoareTripleChecker+Invalid, 4460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1704 IncrementalHoareTripleChecker+Valid, 2756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:29,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1859 Valid, 3473 Invalid, 4460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1704 Valid, 2756 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2022-11-02 21:10:29,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3422 states. [2022-11-02 21:10:29,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3422 to 2983. [2022-11-02 21:10:29,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2983 states, 1936 states have (on average 1.3321280991735538) internal successors, (2579), 2037 states have internal predecessors, (2579), 820 states have call successors, (820), 204 states have call predecessors, (820), 226 states have return successors, (874), 817 states have call predecessors, (874), 819 states have call successors, (874) [2022-11-02 21:10:29,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2983 states and 4273 transitions. [2022-11-02 21:10:29,978 INFO L78 Accepts]: Start accepts. Automaton has 2983 states and 4273 transitions. Word has length 519 [2022-11-02 21:10:29,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:29,979 INFO L495 AbstractCegarLoop]: Abstraction has 2983 states and 4273 transitions. [2022-11-02 21:10:29,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.125) internal successors, (161), 4 states have internal predecessors, (161), 4 states have call successors, (57), 6 states have call predecessors, (57), 1 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2022-11-02 21:10:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 4273 transitions. [2022-11-02 21:10:29,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2022-11-02 21:10:29,995 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:29,996 INFO L195 NwaCegarLoop]: trace histogram [40, 21, 21, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:29,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-02 21:10:29,996 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:10:29,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:29,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1056992081, now seen corresponding path program 1 times [2022-11-02 21:10:29,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:10:29,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951300570] [2022-11-02 21:10:29,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:29,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:10:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:10:32,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:10:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:10:34,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:10:34,999 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 21:10:35,000 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 21:10:35,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-02 21:10:35,006 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:35,011 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 21:10:35,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,064 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,064 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,064 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,065 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,065 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,065 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,065 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,066 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,066 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,066 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,067 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,068 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,068 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,068 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,070 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,077 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,077 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,077 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,077 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,078 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,078 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,078 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,079 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,079 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,079 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,079 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,080 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,080 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,080 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,080 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,081 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,081 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,081 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,081 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,082 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,082 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,082 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,082 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,083 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,083 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,083 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,083 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,084 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,084 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,084 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,085 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,085 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,085 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,085 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,086 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,086 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,086 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,087 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,088 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,088 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,088 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,088 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,089 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,089 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,089 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,089 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,090 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,091 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,092 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,093 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,093 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,093 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,093 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,095 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,096 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,097 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,097 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,098 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,099 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,100 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,100 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,100 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,100 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,101 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,101 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,101 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,101 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,102 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,102 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,102 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,103 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,103 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,103 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,103 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,103 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,104 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-02 21:10:35,104 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,104 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-02 21:10:35,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 09:10:35 BoogieIcfgContainer [2022-11-02 21:10:35,509 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 21:10:35,509 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 21:10:35,509 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 21:10:35,509 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 21:10:35,510 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:08:49" (3/4) ... [2022-11-02 21:10:35,514 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 21:10:35,514 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 21:10:35,515 INFO L158 Benchmark]: Toolchain (without parser) took 109357.74ms. Allocated memory was 94.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 65.8MB in the beginning and 1.0GB in the end (delta: -935.4MB). Peak memory consumption was 131.2MB. Max. memory is 16.1GB. [2022-11-02 21:10:35,515 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 67.2MB in the end (delta: 48.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:10:35,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1224.29ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 65.6MB in the beginning and 66.8MB in the end (delta: -1.2MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2022-11-02 21:10:35,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.56ms. Allocated memory is still 115.3MB. Free memory was 66.8MB in the beginning and 60.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 21:10:35,516 INFO L158 Benchmark]: Boogie Preprocessor took 146.01ms. Allocated memory is still 115.3MB. Free memory was 60.5MB in the beginning and 54.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 21:10:35,517 INFO L158 Benchmark]: RCFGBuilder took 2201.33ms. Allocated memory was 115.3MB in the beginning and 169.9MB in the end (delta: 54.5MB). Free memory was 53.7MB in the beginning and 111.0MB in the end (delta: -57.4MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2022-11-02 21:10:35,517 INFO L158 Benchmark]: TraceAbstraction took 105669.55ms. Allocated memory was 169.9MB in the beginning and 1.2GB in the end (delta: 992.0MB). Free memory was 110.0MB in the beginning and 1.0GB in the end (delta: -891.2MB). Peak memory consumption was 701.6MB. Max. memory is 16.1GB. [2022-11-02 21:10:35,517 INFO L158 Benchmark]: Witness Printer took 4.91ms. Allocated memory is still 1.2GB. Free memory is still 1.0GB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:10:35,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 67.2MB in the end (delta: 48.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1224.29ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 65.6MB in the beginning and 66.8MB in the end (delta: -1.2MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.56ms. Allocated memory is still 115.3MB. Free memory was 66.8MB in the beginning and 60.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.01ms. Allocated memory is still 115.3MB. Free memory was 60.5MB in the beginning and 54.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2201.33ms. Allocated memory was 115.3MB in the beginning and 169.9MB in the end (delta: 54.5MB). Free memory was 53.7MB in the beginning and 111.0MB in the end (delta: -57.4MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * TraceAbstraction took 105669.55ms. Allocated memory was 169.9MB in the beginning and 1.2GB in the end (delta: 992.0MB). Free memory was 110.0MB in the beginning and 1.0GB in the end (delta: -891.2MB). Peak memory consumption was 701.6MB. Max. memory is 16.1GB. * Witness Printer took 4.91ms. Allocated memory is still 1.2GB. Free memory is still 1.0GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access 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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access 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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access 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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access 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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access 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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#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_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access 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_#res#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 4338]: 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 3320, overapproximation of bitwiseOr at line 3380, overapproximation of shiftRight at line 3151, overapproximation of bitwiseAnd at line 3151. Possible FailurePath: [L3268] int LDV_IN_INTERRUPT = 1; [L3269] struct file *wdt_fops_group2 ; [L3270] int ldv_state_variable_2 ; [L3271] struct inode *wdt_fops_group1 ; [L3272] int ref_cnt ; [L3273] int ldv_state_variable_1 ; [L3274] int ldv_state_variable_0 ; [L3304] static unsigned int base ; [L3305] static unsigned int gpact ; [L3306] static unsigned int ciract ; [L3307] static unsigned int max_units ; [L3308] static unsigned int chip_type ; [L3309] static unsigned long wdt_status ; [L3310] static int nogameport = 0; [L3311] static int nocir = 0; [L3312] static int exclusive = 1; [L3313] static int timeout = 60; [L3314] static int testmode = 0; [L3315] static bool nowayout = 1; [L3695] static struct watchdog_info const ident = {33152U, 1U, {'I', 'T', '8', '7', ' ', 'W', 'D', 'T', '\000'}}; [L3878-L3880] static struct file_operations const wdt_fops = {& __this_module, & no_llseek, 0, & wdt_write, 0, 0, 0, 0, & wdt_ioctl, 0, 0, 0, & wdt_open, 0, & wdt_release, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L3881-L3882] static struct miscdevice wdt_miscdev = {130, "watchdog", & wdt_fops, {0, 0}, 0, 0, 0, 0, (unsigned short)0}; [L3883] static struct notifier_block wdt_notifier = {& wdt_notify_sys, 0, 0}; [L4119] int ldv_retval_0 ; [L4120] int ldv_retval_1 ; [L4377] int ldv_module_refcounter = 1; VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4137] void *ldvarg1 ; [L4138] void *tmp ; [L4139] struct notifier_block *ldvarg0 ; [L4140] void *tmp___0 ; [L4141] unsigned long ldvarg2 ; [L4142] size_t ldvarg8 ; [L4143] loff_t *ldvarg7 ; [L4144] void *tmp___1 ; [L4145] unsigned int ldvarg4 ; [L4146] unsigned long ldvarg3 ; [L4147] char *ldvarg9 ; [L4148] void *tmp___2 ; [L4149] int ldvarg5 ; [L4150] loff_t ldvarg6 ; [L4151] int tmp___3 ; [L4152] int tmp___4 ; [L4153] int tmp___5 ; [L4154] int tmp___6 ; VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg8={18446744073709551628:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4156] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3222] void *p ; [L3223] void *tmp ; [L3225] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, __this_module={29:-28}, base=0, calloc(1UL, size)={-18446744073709551615:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, size=1, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3225] tmp = calloc(1UL, size) [L3226] p = tmp VAL [\old(size)=1, __this_module={29:-28}, base=0, calloc(1UL, size)={-18446744073709551615:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-18446744073709551615:0}, ref_cnt=0, size=1, testmode=0, timeout=60, tmp={-18446744073709551615:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3184] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, cond=1, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, __this_module={29:-28}, base=0, calloc(1UL, size)={-18446744073709551615:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-18446744073709551615:0}, ref_cnt=0, size=1, testmode=0, timeout=60, tmp={-18446744073709551615:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3228] return (p); VAL [\old(size)=1, \result={-18446744073709551615:0}, __this_module={29:-28}, base=0, calloc(1UL, size)={-18446744073709551615:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-18446744073709551615:0}, ref_cnt=0, size=1, testmode=0, timeout=60, tmp={-18446744073709551615:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4156] RET, EXPR ldv_init_zalloc(1UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-18446744073709551615:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg8={18446744073709551628:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4156] tmp = ldv_init_zalloc(1UL) [L4157] ldvarg1 = tmp VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg8={18446744073709551628:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4158] CALL, EXPR ldv_init_zalloc(24UL) VAL [\old(size)=24, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3222] void *p ; [L3223] void *tmp ; [L3225] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=24, __this_module={29:-28}, base=0, calloc(1UL, size)={-36893488147419103231:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, size=24, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3225] tmp = calloc(1UL, size) [L3226] p = tmp VAL [\old(size)=24, __this_module={29:-28}, base=0, calloc(1UL, size)={-36893488147419103231:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-36893488147419103231:0}, ref_cnt=0, size=24, testmode=0, timeout=60, tmp={-36893488147419103231:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3184] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, cond=1, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=24, __this_module={29:-28}, base=0, calloc(1UL, size)={-36893488147419103231:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-36893488147419103231:0}, ref_cnt=0, size=24, testmode=0, timeout=60, tmp={-36893488147419103231:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3228] return (p); VAL [\old(size)=24, \result={-36893488147419103231:0}, __this_module={29:-28}, base=0, calloc(1UL, size)={-36893488147419103231:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-36893488147419103231:0}, ref_cnt=0, size=24, testmode=0, timeout=60, tmp={-36893488147419103231:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4158] RET, EXPR ldv_init_zalloc(24UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(24UL)={-36893488147419103231:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg8={18446744073709551628:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4158] tmp___0 = ldv_init_zalloc(24UL) [L4159] ldvarg0 = (struct notifier_block *)tmp___0 VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg8={18446744073709551628:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4160] CALL, EXPR ldv_init_zalloc(8UL) VAL [\old(size)=8, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3222] void *p ; [L3223] void *tmp ; [L3225] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=8, __this_module={29:-28}, base=0, calloc(1UL, size)={30:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, size=8, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3225] tmp = calloc(1UL, size) [L3226] p = tmp VAL [\old(size)=8, __this_module={29:-28}, base=0, calloc(1UL, size)={30:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={30:0}, ref_cnt=0, size=8, testmode=0, timeout=60, tmp={30:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3184] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, cond=1, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=8, __this_module={29:-28}, base=0, calloc(1UL, size)={30:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={30:0}, ref_cnt=0, size=8, testmode=0, timeout=60, tmp={30:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3228] return (p); VAL [\old(size)=8, \result={30:0}, __this_module={29:-28}, base=0, calloc(1UL, size)={30:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={30:0}, ref_cnt=0, size=8, testmode=0, timeout=60, tmp={30:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4160] RET, EXPR ldv_init_zalloc(8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(8UL)={30:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg8={18446744073709551628:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4160] tmp___1 = ldv_init_zalloc(8UL) [L4161] ldvarg7 = (loff_t *)tmp___1 VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4162] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3222] void *p ; [L3223] void *tmp ; [L3225] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, __this_module={29:-28}, base=0, calloc(1UL, size)={-55340232221128654847:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, size=1, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3225] tmp = calloc(1UL, size) [L3226] p = tmp VAL [\old(size)=1, __this_module={29:-28}, base=0, calloc(1UL, size)={-55340232221128654847:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-55340232221128654847:0}, ref_cnt=0, size=1, testmode=0, timeout=60, tmp={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3184] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, cond=1, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, __this_module={29:-28}, base=0, calloc(1UL, size)={-55340232221128654847:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-55340232221128654847:0}, ref_cnt=0, size=1, testmode=0, timeout=60, tmp={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3228] return (p); VAL [\old(size)=1, \result={-55340232221128654847:0}, __this_module={29:-28}, base=0, calloc(1UL, size)={-55340232221128654847:0}, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-55340232221128654847:0}, ref_cnt=0, size=1, testmode=0, timeout=60, tmp={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4162] RET, EXPR ldv_init_zalloc(1UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-55340232221128654847:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4162] tmp___2 = ldv_init_zalloc(1UL) [L4163] ldvarg9 = (char *)tmp___2 [L4164] FCALL ldv_initialize() [L4165] CALL ldv_memset((void *)(& ldvarg2), 0, 8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3233] void *tmp ; [L3235] EXPR, FCALL memset(s, c, n) [L3235] tmp = memset(s, c, n) [L3236] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={18446744073709551630:0}, __this_module={29:-28}, base=0, c=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, n=8, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, s={18446744073709551630:0}, s={18446744073709551630:0}, testmode=0, timeout=60, tmp={18446744073709551630:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4165] RET ldv_memset((void *)(& ldvarg2), 0, 8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg2), 0, 8UL)={18446744073709551630:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4166] CALL ldv_memset((void *)(& ldvarg8), 0, 8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3233] void *tmp ; [L3235] EXPR, FCALL memset(s, c, n) [L3235] tmp = memset(s, c, n) [L3236] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={18446744073709551628:0}, __this_module={29:-28}, base=0, c=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, n=8, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, s={18446744073709551628:0}, s={18446744073709551628:0}, testmode=0, timeout=60, tmp={18446744073709551628:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4166] RET ldv_memset((void *)(& ldvarg8), 0, 8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg8), 0, 8UL)={18446744073709551628:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4167] CALL ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3233] void *tmp ; [L3235] EXPR, FCALL memset(s, c, n) [L3235] tmp = memset(s, c, n) [L3236] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={18446744073709551623:0}, __this_module={29:-28}, base=0, c=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, n=4, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, s={18446744073709551623:0}, s={18446744073709551623:0}, testmode=0, timeout=60, tmp={18446744073709551623:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4167] RET ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg4), 0, 4UL)={18446744073709551623:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4168] CALL ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3233] void *tmp ; [L3235] EXPR, FCALL memset(s, c, n) [L3235] tmp = memset(s, c, n) [L3236] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={18446744073709551624:0}, __this_module={29:-28}, base=0, c=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, n=8, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, s={18446744073709551624:0}, s={18446744073709551624:0}, testmode=0, timeout=60, tmp={18446744073709551624:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4168] RET ldv_memset((void *)(& ldvarg3), 0, 8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 8UL)={18446744073709551624:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4169] CALL ldv_memset((void *)(& ldvarg5), 0, 4UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3233] void *tmp ; [L3235] EXPR, FCALL memset(s, c, n) [L3235] tmp = memset(s, c, n) [L3236] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={18446744073709551622:0}, __this_module={29:-28}, base=0, c=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, n=4, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, s={18446744073709551622:0}, s={18446744073709551622:0}, testmode=0, timeout=60, tmp={18446744073709551622:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4169] RET ldv_memset((void *)(& ldvarg5), 0, 4UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg5), 0, 4UL)={18446744073709551622:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4170] CALL ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3233] void *tmp ; [L3235] EXPR, FCALL memset(s, c, n) [L3235] tmp = memset(s, c, n) [L3236] return (tmp); VAL [\old(c)=0, \old(n)=8, \result={18446744073709551627:0}, __this_module={29:-28}, base=0, c=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, n=8, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, s={18446744073709551627:0}, s={18446744073709551627:0}, testmode=0, timeout=60, tmp={18446744073709551627:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4170] RET ldv_memset((void *)(& ldvarg6), 0, 8UL) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg6), 0, 8UL)={18446744073709551627:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4171] ldv_state_variable_1 = 0 [L4172] ref_cnt = 0 [L4173] ldv_state_variable_0 = 1 [L4174] ldv_state_variable_2 = 0 VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4176] tmp___3 = __VERIFIER_nondet_int() [L4178] case 0: [L4196] case 1: VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4197] COND TRUE ldv_state_variable_0 != 0 [L4198] tmp___5 = __VERIFIER_nondet_int() [L4200] case 0: [L4208] case 1: VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=1, tmp___5=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4209] COND TRUE ldv_state_variable_0 == 1 [L4210] CALL, EXPR it87_wdt_init() [L3886] int rc ; [L3887] int try_gameport ; [L3888] u8 chip_rev ; [L3889] int gp_rreq_fail ; [L3890] int tmp ; [L3891] int tmp___0 ; [L3892] int tmp___1 ; [L3893] int tmp___2 ; [L3894] struct resource *tmp___3 ; [L3895] struct resource *tmp___4 ; [L3896] int tmp___5 ; [L3897] int tmp___6 ; [L3898] int tmp___7 ; [L3899] int tmp___8 ; [L3900] int tmp___9 ; [L3902] rc = 0 [L3903] try_gameport = nogameport == 0 [L3904] gp_rreq_fail = 0 [L3905] wdt_status = 0UL VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3906] CALL, EXPR superio_enter() VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3318] struct resource *tmp ; VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3320] CALL, EXPR __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) VAL [\old(arg1)=46, \old(arg2)=2, \old(arg4)=4194304, __this_module={29:-28}, arg0={18446744073709551644:18446744073709551646}, arg3={4:0}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4453] CALL, EXPR ldv_malloc(sizeof(struct resource)) [L3188] void *p ; [L3189] void *tmp ; [L3190] int tmp___0 ; [L3192] tmp___0 = __VERIFIER_nondet_int() [L3193] COND FALSE !(tmp___0 != 0) [L3196] tmp = malloc(size) [L3197] p = tmp VAL [\old(size)=56, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-73786976294838206463:0}, ref_cnt=0, size=56, testmode=0, timeout=60, tmp={-73786976294838206463:0}, tmp___0=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3198] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3184] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=0, ciract=0, cond=1, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3198] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=56, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-73786976294838206463:0}, ref_cnt=0, size=56, testmode=0, timeout=60, tmp={-73786976294838206463:0}, tmp___0=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3199] return (p); VAL [\old(size)=56, \result={-73786976294838206463:0}, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, p={-73786976294838206463:0}, ref_cnt=0, size=56, testmode=0, timeout=60, tmp={-73786976294838206463:0}, tmp___0=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4453] RET, EXPR ldv_malloc(sizeof(struct resource)) [L4453] return ldv_malloc(sizeof(struct resource)); [L3320] RET, EXPR __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) VAL [__request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304)={-73786976294838206463:0}, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3320] tmp = __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) [L3321] COND FALSE !((unsigned long )tmp == (unsigned long )((struct resource *)0)) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-73786976294838206463:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3325] FCALL outb(135, 46) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-73786976294838206463:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3326] FCALL outb(1, 46) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-73786976294838206463:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3327] FCALL outb(85, 46) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-73786976294838206463:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3328] FCALL outb(85, 46) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-73786976294838206463:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3329] return (0); VAL [\result=0, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-73786976294838206463:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3906] RET, EXPR superio_enter() VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, superio_enter()=0, testmode=0, timeout=60, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3906] rc = superio_enter() [L3907] COND FALSE !(rc != 0) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3911] CALL, EXPR superio_inw(32) VAL [\old(reg)=32, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3368] int val ; [L3369] int tmp ; [L3370] unsigned char tmp___0 ; [L3371] unsigned char tmp___1 ; [L3373] tmp = reg [L3374] reg = reg + 1 VAL [\old(reg)=32, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=33, testmode=0, timeout=60, tmp=32, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3375] FCALL outb((int )((unsigned char )tmp), 46) VAL [\old(reg)=32, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=33, testmode=0, timeout=60, tmp=32, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3376] CALL, EXPR inb(47) VAL [\old(port)=47, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3170] unsigned char value ; [L3173] return (value); VAL [\old(port)=47, \result=392, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, port=47, ref_cnt=0, testmode=0, timeout=60, value=136, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3376] RET, EXPR inb(47) VAL [\old(reg)=32, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, inb(47)=392, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=33, testmode=0, timeout=60, tmp=32, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3376] tmp___0 = inb(47) [L3377] val = (int )tmp___0 << 8 VAL [\old(reg)=32, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=33, testmode=0, timeout=60, tmp=32, tmp___0=136, val=34816, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3378] FCALL outb((int )((unsigned char )reg), 46) VAL [\old(reg)=32, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=33, testmode=0, timeout=60, tmp=32, tmp___0=136, val=34816, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3379] CALL, EXPR inb(47) VAL [\old(port)=47, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3170] unsigned char value ; [L3173] return (value); VAL [\old(port)=47, \result=256, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, port=47, ref_cnt=0, testmode=0, timeout=60, value=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3379] RET, EXPR inb(47) VAL [\old(reg)=32, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, inb(47)=256, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=33, testmode=0, timeout=60, tmp=32, tmp___0=136, val=34816, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3379] tmp___1 = inb(47) [L3380] val = (int )tmp___1 | val [L3381] return (val); VAL [\old(reg)=32, \result=34592, __this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=33, testmode=0, timeout=60, tmp=32, tmp___0=136, tmp___1=0, val=34592, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3911] RET, EXPR superio_inw(32) VAL [__this_module={29:-28}, base=0, chip_type=0, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, superio_inw(32)=34592, testmode=0, timeout=60, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3911] tmp = superio_inw(32) [L3912] chip_type = (unsigned int )tmp VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3913] CALL, EXPR superio_inb(34) VAL [\old(reg)=34, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3351] unsigned char tmp ; VAL [\old(reg)=34, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=34, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3353] FCALL outb((int )((unsigned char )reg), 46) VAL [\old(reg)=34, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=34, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3354] CALL, EXPR inb(47) VAL [\old(port)=47, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3170] unsigned char value ; [L3173] return (value); VAL [\old(port)=47, \result=255, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, port=47, ref_cnt=0, testmode=0, timeout=60, value=255, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3354] RET, EXPR inb(47) VAL [\old(reg)=34, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, inb(47)=255, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=34, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3354] tmp = inb(47) [L3355] return ((int )tmp); VAL [\old(reg)=34, \result=255, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=34, testmode=0, timeout=60, tmp=255, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3913] RET, EXPR superio_inb(34) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, superio_inb(34)=255, testmode=0, timeout=60, tmp=34592, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3913] tmp___0 = superio_inb(34) [L3914] chip_rev = (unsigned int )((u8 )tmp___0) & 15U VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3915] CALL superio_exit() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3335] FCALL outb(2, 46) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3336] FCALL outb(2, 47) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3337] FCALL __release_region(& ioport_resource, 46ULL, 2ULL) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3915] RET superio_exit() VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3917] case 34562U: [L3920] case 34578U: [L3923] case 34582U: VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3924] case 34598U: [L3927] case 34584U: VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3928] case 34592U: VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3929] case 34593U: VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3930] case 34600U: VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=0, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=1, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3931] case 34691U: [L3932] max_units = 65535U [L3933] try_gameport = 0 VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3947] CALL, EXPR superio_enter() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3318] struct resource *tmp ; VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3320] CALL, EXPR __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) VAL [\old(arg1)=46, \old(arg2)=2, \old(arg4)=4194304, __this_module={29:-28}, arg0={18446744073709551644:18446744073709551646}, arg3={4:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4453] CALL, EXPR ldv_malloc(sizeof(struct resource)) [L3188] void *p ; [L3189] void *tmp ; [L3190] int tmp___0 ; [L3192] tmp___0 = __VERIFIER_nondet_int() [L3193] COND FALSE !(tmp___0 != 0) [L3196] tmp = malloc(size) [L3197] p = tmp VAL [\old(size)=56, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={-92233720368547758079:0}, ref_cnt=0, size=56, testmode=0, timeout=60, tmp={-92233720368547758079:0}, tmp___0=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3198] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3184] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, cond=1, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3198] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=56, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={-92233720368547758079:0}, ref_cnt=0, size=56, testmode=0, timeout=60, tmp={-92233720368547758079:0}, tmp___0=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3199] return (p); VAL [\old(size)=56, \result={-92233720368547758079:0}, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={-92233720368547758079:0}, ref_cnt=0, size=56, testmode=0, timeout=60, tmp={-92233720368547758079:0}, tmp___0=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4453] RET, EXPR ldv_malloc(sizeof(struct resource)) [L4453] return ldv_malloc(sizeof(struct resource)); [L3320] RET, EXPR __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) VAL [__request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304)={-92233720368547758079:0}, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3320] tmp = __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) [L3321] COND FALSE !((unsigned long )tmp == (unsigned long )((struct resource *)0)) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-92233720368547758079:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3325] FCALL outb(135, 46) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-92233720368547758079:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3326] FCALL outb(1, 46) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-92233720368547758079:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3327] FCALL outb(85, 46) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-92233720368547758079:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3328] FCALL outb(85, 46) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-92233720368547758079:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3329] return (0); VAL [\result=0, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-92233720368547758079:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3947] RET, EXPR superio_enter() VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, superio_enter()=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3947] rc = superio_enter() [L3948] COND FALSE !(rc != 0) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3952] CALL superio_select(7) VAL [\old(ldn)=7, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3344] FCALL outb(7, 46) VAL [\old(ldn)=7, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, ldn=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3345] FCALL outb((int )((unsigned char )ldn), 47) VAL [\old(ldn)=7, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, ldn=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3952] RET superio_select(7) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3953] CALL superio_outb(128, 114) VAL [\old(reg)=114, \old(val)=128, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3361] FCALL outb((int )((unsigned char )reg), 46) VAL [\old(reg)=114, \old(val)=128, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=114, testmode=0, timeout=60, val=128, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3362] FCALL outb((int )((unsigned char )val), 47) VAL [\old(reg)=114, \old(val)=128, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=114, testmode=0, timeout=60, val=128, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3953] RET superio_outb(128, 114) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3954] CALL superio_outb(0, 113) VAL [\old(reg)=113, \old(val)=0, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3361] FCALL outb((int )((unsigned char )reg), 46) VAL [\old(reg)=113, \old(val)=0, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=113, testmode=0, timeout=60, val=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3362] FCALL outb((int )((unsigned char )val), 47) VAL [\old(reg)=113, \old(val)=0, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, reg=113, testmode=0, timeout=60, val=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3954] RET superio_outb(0, 113) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3955] COND FALSE !(try_gameport != 0) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3976] COND TRUE nocir == 0 VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3977] CALL, EXPR constant_test_bit(4L, (unsigned long const volatile *)(& wdt_status)) VAL [\old(nr)=4, __this_module={29:-28}, addr={24:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3151] EXPR addr + (unsigned long )(nr >> 6) [L3151] return ((int )((unsigned long )*(addr + (unsigned long )(nr >> 6)) >> ((int )nr & 63)) & 1); [L3977] RET, EXPR constant_test_bit(4L, (unsigned long const volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, constant_test_bit(4L, (unsigned long const volatile *)(& wdt_status))=35, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3977] tmp___6 = constant_test_bit(4L, (unsigned long const volatile *)(& wdt_status)) [L3978] COND FALSE !(tmp___6 == 0) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, tmp___6=35, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4008] COND FALSE !(timeout <= 0 || (unsigned int )timeout > max_units * 60U) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, tmp___6=35, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4013] COND FALSE !((unsigned int )timeout > max_units) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, tmp___6=35, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4017] CALL, EXPR register_reboot_notifier(& wdt_notifier) [L4480] return __VERIFIER_nondet_int(); [L4017] RET, EXPR register_reboot_notifier(& wdt_notifier) [L4017] rc = register_reboot_notifier(& wdt_notifier) [L4018] COND FALSE !(rc != 0) [L4023] CALL, EXPR ldv_misc_register_7(& wdt_miscdev) [L4312] ldv_func_ret_type ldv_func_res ; [L4313] int tmp ; [L4315] CALL, EXPR misc_register(misc) [L4468] return __VERIFIER_nondet_int(); [L4315] RET, EXPR misc_register(misc) [L4315] tmp = misc_register(misc) [L4316] ldv_func_res = tmp [L4317] ldv_state_variable_2 = 1 [L4318] CALL ldv_file_operations_2() [L4125] void *tmp ; [L4126] void *tmp___0 ; VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4128] CALL, EXPR ldv_init_zalloc(1000UL) VAL [\old(size)=1000, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3222] void *p ; [L3223] void *tmp ; [L3225] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1000, __this_module={29:-28}, base=0, calloc(1UL, size)={18446744073709551617:0}, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, size=1000, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3225] tmp = calloc(1UL, size) [L3226] p = tmp VAL [\old(size)=1000, __this_module={29:-28}, base=0, calloc(1UL, size)={18446744073709551617:0}, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={18446744073709551617:0}, ref_cnt=0, size=1000, testmode=0, timeout=60, tmp={18446744073709551617:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3184] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, cond=1, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1000, __this_module={29:-28}, base=0, calloc(1UL, size)={18446744073709551617:0}, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={18446744073709551617:0}, ref_cnt=0, size=1000, testmode=0, timeout=60, tmp={18446744073709551617:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3228] return (p); VAL [\old(size)=1000, \result={18446744073709551617:0}, __this_module={29:-28}, base=0, calloc(1UL, size)={18446744073709551617:0}, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={18446744073709551617:0}, ref_cnt=0, size=1000, testmode=0, timeout=60, tmp={18446744073709551617:0}, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4128] RET, EXPR ldv_init_zalloc(1000UL) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1000UL)={18446744073709551617:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={0:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4128] tmp = ldv_init_zalloc(1000UL) [L4129] wdt_fops_group1 = (struct inode *)tmp VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={18446744073709551617:0}, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4130] CALL, EXPR ldv_init_zalloc(504UL) VAL [\old(size)=504, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3222] void *p ; [L3223] void *tmp ; [L3225] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=504, __this_module={29:-28}, base=0, calloc(1UL, size)={92:0}, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, size=504, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3225] tmp = calloc(1UL, size) [L3226] p = tmp VAL [\old(size)=504, __this_module={29:-28}, base=0, calloc(1UL, size)={92:0}, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={92:0}, ref_cnt=0, size=504, testmode=0, timeout=60, tmp={92:0}, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3184] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, cond=1, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3227] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=504, __this_module={29:-28}, base=0, calloc(1UL, size)={92:0}, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={92:0}, ref_cnt=0, size=504, testmode=0, timeout=60, tmp={92:0}, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3228] return (p); VAL [\old(size)=504, \result={92:0}, __this_module={29:-28}, base=0, calloc(1UL, size)={92:0}, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, p={92:0}, ref_cnt=0, size=504, testmode=0, timeout=60, tmp={92:0}, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4130] RET, EXPR ldv_init_zalloc(504UL) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(504UL)={92:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={18446744073709551617:0}, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={0:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4130] tmp___0 = ldv_init_zalloc(504UL) [L4131] wdt_fops_group2 = (struct file *)tmp___0 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={18446744073709551617:0}, tmp___0={92:0}, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4318] RET ldv_file_operations_2() [L4319] return (ldv_func_res); VAL [\result=0, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, misc={27:0}, misc={27:0}, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4023] RET, EXPR ldv_misc_register_7(& wdt_miscdev) [L4023] rc = ldv_misc_register_7(& wdt_miscdev) [L4024] COND FALSE !(rc != 0) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, tmp___6=35, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4030] CALL, EXPR constant_test_bit(6L, (unsigned long const volatile *)(& wdt_status)) VAL [\old(nr)=6, __this_module={29:-28}, addr={24:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3151] EXPR addr + (unsigned long )(nr >> 6) [L3151] return ((int )((unsigned long )*(addr + (unsigned long )(nr >> 6)) >> ((int )nr & 63)) & 1); [L4030] RET, EXPR constant_test_bit(6L, (unsigned long const volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, constant_test_bit(6L, (unsigned long const volatile *)(& wdt_status))=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, tmp___6=35, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4030] tmp___7 = constant_test_bit(6L, (unsigned long const volatile *)(& wdt_status)) [L4031] COND FALSE !(tmp___7 != 0) VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, tmp___6=35, tmp___7=0, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4044] CALL superio_exit() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3335] FCALL outb(2, 46) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3336] FCALL outb(2, 47) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3337] FCALL __release_region(& ioport_resource, 46ULL, 2ULL) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4044] RET superio_exit() VAL [__this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, tmp___6=35, tmp___7=0, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4045] return (0); VAL [\result=0, __this_module={29:-28}, base=0, chip_rev=0, chip_type=34592, ciract=0, exclusive=1, gp_rreq_fail=0, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, rc=0, ref_cnt=0, testmode=0, timeout=60, tmp=34592, tmp___0=255, tmp___6=35, tmp___7=0, try_gameport=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4210] RET, EXPR it87_wdt_init() [L4210] ldv_retval_0 = it87_wdt_init() [L4211] COND TRUE ldv_retval_0 == 0 [L4212] ldv_state_variable_0 = 3 [L4213] ldv_state_variable_1 = 1 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=1, tmp___5=1, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4216] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=1, tmp___5=1, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4176] tmp___3 = __VERIFIER_nondet_int() [L4178] case 0: [L4196] case 1: [L4231] case 2: VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=2, tmp___5=1, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4232] COND TRUE ldv_state_variable_2 != 0 [L4233] tmp___6 = __VERIFIER_nondet_int() [L4235] case 0: [L4247] case 1: [L4255] case 2: [L4262] case 3: VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=2, tmp___5=1, tmp___6=3, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4263] COND TRUE ldv_state_variable_2 == 1 [L4264] CALL, EXPR wdt_open(wdt_fops_group1, wdt_fops_group2) [L3587] int tmp ; [L3588] int ret ; [L3589] int tmp___0 ; [L3590] int tmp___1 ; [L3591] int tmp___2 ; VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3593] COND TRUE exclusive != 0 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3594] CALL, EXPR test_and_set_bit(1L, (unsigned long volatile *)(& wdt_status)) VAL [\old(nr)=1, __this_module={29:-28}, addr={24:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3132] char c ; [L3136] return ((int )((signed char )c) != 0); VAL [\old(nr)=1, \result=0, __this_module={29:-28}, addr={24:0}, addr={24:0}, base=0, c=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, nr=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3594] RET, EXPR test_and_set_bit(1L, (unsigned long volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, test_and_set_bit(1L, (unsigned long volatile *)(& wdt_status))=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3594] tmp = test_and_set_bit(1L, (unsigned long volatile *)(& wdt_status)) [L3595] COND FALSE !(tmp != 0) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3601] CALL, EXPR test_and_set_bit(0L, (unsigned long volatile *)(& wdt_status)) VAL [\old(nr)=0, __this_module={29:-28}, addr={24:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3132] char c ; [L3136] return ((int )((signed char )c) != 0); VAL [\old(nr)=0, \result=0, __this_module={29:-28}, addr={24:0}, addr={24:0}, base=0, c=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, nr=0, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3601] RET, EXPR test_and_set_bit(0L, (unsigned long volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, test_and_set_bit(0L, (unsigned long volatile *)(& wdt_status))=0, testmode=0, timeout=60, tmp=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3601] tmp___1 = test_and_set_bit(0L, (unsigned long volatile *)(& wdt_status)) [L3602] COND TRUE tmp___1 == 0 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3603] COND TRUE (int )nowayout VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3604] CALL, EXPR test_and_set_bit(3L, (unsigned long volatile *)(& wdt_status)) VAL [\old(nr)=3, __this_module={29:-28}, addr={24:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3132] char c ; [L3136] return ((int )((signed char )c) != 0); VAL [\old(nr)=3, \result=0, __this_module={29:-28}, addr={24:0}, addr={24:0}, base=0, c=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, nr=3, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3604] RET, EXPR test_and_set_bit(3L, (unsigned long volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, test_and_set_bit(3L, (unsigned long volatile *)(& wdt_status))=0, testmode=0, timeout=60, tmp=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3604] tmp___0 = test_and_set_bit(3L, (unsigned long volatile *)(& wdt_status)) [L3605] COND TRUE tmp___0 == 0 [L3606] CALL ldv___module_get_5(& __this_module) [L4300] CALL ldv_module_get(ldv_func_arg1) [L4381] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) [L4382] ldv_module_refcounter = ldv_module_refcounter + 1 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, module={29:-28}, module={29:-28}, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4300] RET ldv_module_get(ldv_func_arg1) [L3606] RET ldv___module_get_5(& __this_module) [L3611] CALL, EXPR wdt_start() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3464] int ret ; [L3465] int tmp ; [L3466] int tmp___0 ; [L3467] int tmp___1 ; VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3469] CALL, EXPR superio_enter() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3318] struct resource *tmp ; VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3320] CALL, EXPR __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) VAL [\old(arg1)=46, \old(arg2)=2, \old(arg4)=4194304, __this_module={29:-28}, arg0={18446744073709551644:18446744073709551646}, arg3={4:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4453] CALL, EXPR ldv_malloc(sizeof(struct resource)) [L3188] void *p ; [L3189] void *tmp ; [L3190] int tmp___0 ; [L3192] tmp___0 = __VERIFIER_nondet_int() [L3193] COND TRUE tmp___0 != 0 [L3194] return ((void *)0); VAL [\old(size)=56, \result={0:0}, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, size=56, testmode=0, timeout=60, tmp___0=1, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4453] RET, EXPR ldv_malloc(sizeof(struct resource)) [L4453] return ldv_malloc(sizeof(struct resource)); [L3320] RET, EXPR __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) VAL [__request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304)={0:0}, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3320] tmp = __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) [L3321] COND TRUE (unsigned long )tmp == (unsigned long )((struct resource *)0) [L3322] return (-16); VAL [\result=-16, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={0:0}, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3469] RET, EXPR superio_enter() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, superio_enter()=-16, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3469] tmp = superio_enter() [L3470] ret = tmp VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, ret=-16, testmode=0, timeout=60, tmp=-16, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3471] COND TRUE ret != 0 [L3472] return (ret); VAL [\result=-16, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, ret=-16, testmode=0, timeout=60, tmp=-16, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3611] RET, EXPR wdt_start() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp=0, tmp___0=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_start()=-16, wdt_status={24:0}] [L3611] ret = wdt_start() [L3612] COND TRUE ret != 0 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, ret=-16, testmode=0, timeout=60, tmp=0, tmp___0=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3613] FCALL clear_bit(3L, (unsigned long volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, ret=-16, testmode=0, timeout=60, tmp=0, tmp___0=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3614] FCALL clear_bit(0L, (unsigned long volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, ret=-16, testmode=0, timeout=60, tmp=0, tmp___0=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3615] FCALL clear_bit(1L, (unsigned long volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, ret=-16, testmode=0, timeout=60, tmp=0, tmp___0=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3616] return (ret); VAL [\result=-16, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, file={92:0}, file={92:0}, gpact=0, ident={25:0}, inode={18446744073709551617:0}, inode={18446744073709551617:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, ret=-16, testmode=0, timeout=60, tmp=0, tmp___0=0, tmp___1=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4264] RET, EXPR wdt_open(wdt_fops_group1, wdt_fops_group2) [L4264] ldv_retval_1 = wdt_open(wdt_fops_group1, wdt_fops_group2) [L4265] COND FALSE !(ldv_retval_1 == 0) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=2, tmp___5=1, tmp___6=3, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4176] tmp___3 = __VERIFIER_nondet_int() [L4178] case 0: [L4196] case 1: VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=1, tmp___5=1, tmp___6=3, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4197] COND TRUE ldv_state_variable_0 != 0 [L4198] tmp___5 = __VERIFIER_nondet_int() [L4200] case 0: VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=1, tmp___5=0, tmp___6=3, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4201] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L4202] CALL it87_wdt_exit() [L4073] int tmp ; [L4074] int tmp___0 ; [L4075] int tmp___1 ; [L4076] int tmp___2 ; [L4077] int tmp___3 ; VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4079] CALL, EXPR superio_enter() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3318] struct resource *tmp ; VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3320] CALL, EXPR __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) VAL [\old(arg1)=46, \old(arg2)=2, \old(arg4)=4194304, __this_module={29:-28}, arg0={18446744073709551644:18446744073709551646}, arg3={4:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4453] CALL, EXPR ldv_malloc(sizeof(struct resource)) [L3188] void *p ; [L3189] void *tmp ; [L3190] int tmp___0 ; [L3192] tmp___0 = __VERIFIER_nondet_int() [L3193] COND TRUE tmp___0 != 0 [L3194] return ((void *)0); VAL [\old(size)=56, \result={0:0}, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, size=56, testmode=0, timeout=60, tmp___0=1, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4453] RET, EXPR ldv_malloc(sizeof(struct resource)) [L4453] return ldv_malloc(sizeof(struct resource)); [L3320] RET, EXPR __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) VAL [__request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304)={0:0}, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3320] tmp = __request_region(& ioport_resource, 46ULL, 2ULL, "IT87 WDT", 4194304) [L3321] COND TRUE (unsigned long )tmp == (unsigned long )((struct resource *)0) [L3322] return (-16); VAL [\result=-16, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={0:0}, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4079] RET, EXPR superio_enter() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, superio_enter()=-16, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4079] tmp___1 = superio_enter() [L4080] COND FALSE !(tmp___1 == 0) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp___1=-16, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4104] CALL ldv_misc_deregister_8(& wdt_miscdev) [L4324] ldv_func_ret_type___0 ldv_func_res ; [L4325] int tmp ; [L4327] CALL, EXPR misc_deregister(misc) [L4464] return __VERIFIER_nondet_int(); [L4327] RET, EXPR misc_deregister(misc) [L4327] tmp = misc_deregister(misc) [L4328] ldv_func_res = tmp [L4329] ldv_state_variable_2 = 0 [L4330] return (ldv_func_res); VAL [\result=34, __this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, ldv_func_res=34, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, misc={27:0}, misc={27:0}, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp=34, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4104] RET ldv_misc_deregister_8(& wdt_miscdev) [L4105] CALL unregister_reboot_notifier(& wdt_notifier) VAL [__this_module={29:-28}, arg0={28:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4484] return __VERIFIER_nondet_int(); [L4105] RET unregister_reboot_notifier(& wdt_notifier) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp___1=-16, unregister_reboot_notifier(& wdt_notifier)=0, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4106] CALL, EXPR constant_test_bit(4L, (unsigned long const volatile *)(& wdt_status)) VAL [\old(nr)=4, __this_module={29:-28}, addr={24:0}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L3151] EXPR addr + (unsigned long )(nr >> 6) [L3151] return ((int )((unsigned long )*(addr + (unsigned long )(nr >> 6)) >> ((int )nr & 63)) & 1); [L4106] RET, EXPR constant_test_bit(4L, (unsigned long const volatile *)(& wdt_status)) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, constant_test_bit(4L, (unsigned long const volatile *)(& wdt_status))=31, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp___1=-16, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4106] tmp___3 = constant_test_bit(4L, (unsigned long const volatile *)(& wdt_status)) [L4107] COND TRUE tmp___3 != 0 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp___1=-16, tmp___3=31, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4108] FCALL __release_region(& ioport_resource, (resource_size_t )base, 1ULL) VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp___1=-16, tmp___3=31, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4202] RET it87_wdt_exit() [L4203] ldv_state_variable_0 = 2 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, ldvarg0={-36893488147419103231:0}, ldvarg1={-18446744073709551615:0}, ldvarg2={18446744073709551630:0}, ldvarg3={18446744073709551624:0}, ldvarg4={18446744073709551623:0}, ldvarg5={18446744073709551622:0}, ldvarg6={18446744073709551627:0}, ldvarg7={30:0}, ldvarg8={18446744073709551628:0}, ldvarg9={-55340232221128654847:0}, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, tmp={-18446744073709551615:0}, tmp___0={-36893488147419103231:0}, tmp___1={30:0}, tmp___2={-55340232221128654847:0}, tmp___3=1, tmp___5=0, tmp___6=3, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4293] CALL ldv_check_final_state() [L4436] COND TRUE ldv_module_refcounter != 1 VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4437] CALL ldv_error() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] [L4338] reach_error() VAL [__this_module={29:-28}, base=0, chip_type=34592, ciract=0, exclusive=1, gpact=0, ident={25:0}, ioport_resource={18446744073709551644:18446744073709551646}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, ldv_retval_0=0, ldv_retval_1=-16, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, max_units=65535, nocir=0, nogameport=0, nowayout=1, ref_cnt=0, testmode=0, timeout=60, wdt_fops={26:0}, wdt_fops_group1={18446744073709551617:0}, wdt_fops_group2={92:0}, wdt_miscdev={27:0}, wdt_notifier={28:0}, wdt_status={24:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 571 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 105.1s, OverallIterations: 21, TraceHistogramMax: 40, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.2s, AutomataDifference: 54.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13597 SdHoareTripleChecker+Valid, 46.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12332 mSDsluCounter, 76243 SdHoareTripleChecker+Invalid, 40.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 58004 mSDsCounter, 11956 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25895 IncrementalHoareTripleChecker+Invalid, 37851 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11956 mSolverCounterUnsat, 18239 mSDtfsCounter, 25895 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8795 GetRequests, 8515 SyntacticMatches, 0 SemanticMatches, 280 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1060 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2983occurred in iteration=20, InterpolantAutomatonStates: 186, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 20 MinimizatonAttempts, 5052 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.5s SsaConstructionTime, 12.7s SatisfiabilityAnalysisTime, 23.0s InterpolantComputationTime, 12942 NumberOfCodeBlocks, 12942 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 13875 ConstructedInterpolants, 0 QuantifiedInterpolants, 20789 SizeOfPredicates, 26 NumberOfNonLiveVariables, 26011 ConjunctsInSsa, 107 ConjunctsInUnsatCore, 33 InterpolantComputations, 17 PerfectInterpolantSequences, 30553/31345 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 [2022-11-02 21:10:35,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fe8c4b1a27642c802f8c97577aadb7892fddcd015ae43c580aa1247dba190651 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:10:38,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:10:38,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:10:38,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:10:38,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:10:38,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:10:38,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:10:38,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:10:38,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:10:38,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:10:38,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:10:38,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:10:38,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:10:38,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:10:38,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:10:38,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:10:38,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:10:38,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:10:38,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:10:38,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:10:38,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:10:38,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:10:38,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:10:38,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:10:38,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:10:38,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:10:38,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:10:38,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:10:38,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:10:38,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:10:38,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:10:38,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:10:38,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:10:38,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:10:38,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:10:38,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:10:38,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:10:38,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:10:38,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:10:38,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:10:38,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:10:38,337 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-02 21:10:38,367 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:10:38,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:10:38,368 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:10:38,369 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:10:38,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:10:38,370 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:10:38,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:10:38,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:10:38,372 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:10:38,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:10:38,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:10:38,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:10:38,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:10:38,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:10:38,374 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 21:10:38,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 21:10:38,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 21:10:38,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:10:38,375 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:10:38,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:10:38,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:10:38,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:10:38,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:10:38,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:10:38,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:10:38,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:10:38,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:10:38,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 21:10:38,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 21:10:38,379 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:10:38,379 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:10:38,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:10:38,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 21:10:38,380 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_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe8c4b1a27642c802f8c97577aadb7892fddcd015ae43c580aa1247dba190651 [2022-11-02 21:10:38,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:10:38,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:10:38,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:10:38,804 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:10:38,805 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:10:38,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2022-11-02 21:10:38,894 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data/41016302d/942c2fb6fce84192bef01cd71d1465af/FLAG73be929ea [2022-11-02 21:10:39,803 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:10:39,804 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2022-11-02 21:10:39,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data/41016302d/942c2fb6fce84192bef01cd71d1465af/FLAG73be929ea [2022-11-02 21:10:39,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/data/41016302d/942c2fb6fce84192bef01cd71d1465af [2022-11-02 21:10:39,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:10:39,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:10:39,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:10:39,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:10:39,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:10:39,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:10:39" (1/1) ... [2022-11-02 21:10:39,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed35710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:39, skipping insertion in model container [2022-11-02 21:10:39,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:10:39" (1/1) ... [2022-11-02 21:10:39,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:10:40,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:10:41,071 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_2742f65d-fb4d-404a-baac-3b86ac62302b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175] [2022-11-02 21:10:41,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:10:41,184 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-02 21:10:41,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:10:41,474 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_2742f65d-fb4d-404a-baac-3b86ac62302b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175] [2022-11-02 21:10:41,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:10:41,505 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:10:41,724 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_2742f65d-fb4d-404a-baac-3b86ac62302b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175] [2022-11-02 21:10:41,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:10:41,787 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:10:41,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41 WrapperNode [2022-11-02 21:10:41,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:10:41,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:10:41,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:10:41,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:10:41,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:41,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:41,948 INFO L138 Inliner]: procedures = 105, calls = 374, calls flagged for inlining = 31, calls inlined = 28, statements flattened = 1097 [2022-11-02 21:10:41,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:10:41,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:10:41,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:10:41,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:10:41,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:41,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:42,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:42,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:42,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:42,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:42,097 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:42,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:42,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:10:42,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:10:42,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:10:42,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:10:42,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (1/1) ... [2022-11-02 21:10:42,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:10:42,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:10:42,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:10:42,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:10:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2022-11-02 21:10:42,235 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2022-11-02 21:10:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2022-11-02 21:10:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2022-11-02 21:10:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2022-11-02 21:10:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2022-11-02 21:10:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-02 21:10:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-02 21:10:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:10:42,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:10:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:10:42,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:10:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2022-11-02 21:10:42,239 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2022-11-02 21:10:42,239 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2022-11-02 21:10:42,239 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2022-11-02 21:10:42,239 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 21:10:42,239 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 21:10:42,240 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2022-11-02 21:10:42,240 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2022-11-02 21:10:42,270 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-02 21:10:42,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-02 21:10:42,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 21:10:42,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 21:10:42,270 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2022-11-02 21:10:42,270 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2022-11-02 21:10:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-02 21:10:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-02 21:10:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 21:10:42,271 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 21:10:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2022-11-02 21:10:42,271 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2022-11-02 21:10:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 21:10:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 21:10:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 21:10:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 21:10:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2022-11-02 21:10:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2022-11-02 21:10:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2022-11-02 21:10:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2022-11-02 21:10:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2022-11-02 21:10:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2022-11-02 21:10:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:10:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 21:10:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 21:10:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 21:10:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 21:10:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:10:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2022-11-02 21:10:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2022-11-02 21:10:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2022-11-02 21:10:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2022-11-02 21:10:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:10:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:10:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:10:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-02 21:10:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:10:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-02 21:10:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:10:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-02 21:10:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-02 21:10:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-02 21:10:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-02 21:10:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-02 21:10:42,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-02 21:10:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2022-11-02 21:10:42,276 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2022-11-02 21:10:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-02 21:10:42,276 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-02 21:10:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-02 21:10:42,277 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-02 21:10:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 21:10:42,277 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 21:10:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-02 21:10:42,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-02 21:10:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-11-02 21:10:42,277 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-11-02 21:10:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:10:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:10:42,716 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:10:42,719 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:10:43,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:10:47,986 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:10:48,000 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:10:48,000 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 21:10:48,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:10:48 BoogieIcfgContainer [2022-11-02 21:10:48,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:10:48,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:10:48,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:10:48,010 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:10:48,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:10:39" (1/3) ... [2022-11-02 21:10:48,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ae04d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:10:48, skipping insertion in model container [2022-11-02 21:10:48,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:10:41" (2/3) ... [2022-11-02 21:10:48,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ae04d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:10:48, skipping insertion in model container [2022-11-02 21:10:48,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:10:48" (3/3) ... [2022-11-02 21:10:48,014 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2022-11-02 21:10:48,038 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:10:48,039 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 21:10:48,116 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:10:48,124 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@40f74398, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:10:48,124 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 21:10:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand has 570 states, 358 states have (on average 1.4078212290502794) internal successors, (504), 390 states have internal predecessors, (504), 181 states have call successors, (181), 30 states have call predecessors, (181), 29 states have return successors, (177), 172 states have call predecessors, (177), 177 states have call successors, (177) [2022-11-02 21:10:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-02 21:10:48,183 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:48,184 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:48,185 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:10:48,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:48,192 INFO L85 PathProgramCache]: Analyzing trace with hash 645771615, now seen corresponding path program 1 times [2022-11-02 21:10:48,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:10:48,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [459655604] [2022-11-02 21:10:48,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:48,212 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:10:48,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:10:48,217 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:10:48,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-02 21:10:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:49,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-02 21:10:49,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:10:49,222 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-11-02 21:10:49,223 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:10:49,224 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:10:49,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [459655604] [2022-11-02 21:10:49,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [459655604] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:10:49,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:10:49,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 21:10:49,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585110797] [2022-11-02 21:10:49,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:10:49,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 21:10:49,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:10:49,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 21:10:49,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 21:10:49,274 INFO L87 Difference]: Start difference. First operand has 570 states, 358 states have (on average 1.4078212290502794) internal successors, (504), 390 states have internal predecessors, (504), 181 states have call successors, (181), 30 states have call predecessors, (181), 29 states have return successors, (177), 172 states have call predecessors, (177), 177 states have call successors, (177) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-02 21:10:49,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:49,431 INFO L93 Difference]: Finished difference Result 1135 states and 1749 transitions. [2022-11-02 21:10:49,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 21:10:49,434 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 137 [2022-11-02 21:10:49,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:49,452 INFO L225 Difference]: With dead ends: 1135 [2022-11-02 21:10:49,459 INFO L226 Difference]: Without dead ends: 559 [2022-11-02 21:10:49,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 21:10:49,481 INFO L413 NwaCegarLoop]: 858 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 858 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:49,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 21:10:49,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2022-11-02 21:10:49,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 559. [2022-11-02 21:10:49,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 353 states have (on average 1.3937677053824362) internal successors, (492), 379 states have internal predecessors, (492), 177 states have call successors, (177), 29 states have call predecessors, (177), 28 states have return successors, (176), 171 states have call predecessors, (176), 176 states have call successors, (176) [2022-11-02 21:10:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 845 transitions. [2022-11-02 21:10:49,627 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 845 transitions. Word has length 137 [2022-11-02 21:10:49,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:49,629 INFO L495 AbstractCegarLoop]: Abstraction has 559 states and 845 transitions. [2022-11-02 21:10:49,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-02 21:10:49,630 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 845 transitions. [2022-11-02 21:10:49,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-02 21:10:49,646 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:49,647 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:49,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-02 21:10:49,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:10:49,871 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:10:49,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:49,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1599788631, now seen corresponding path program 1 times [2022-11-02 21:10:49,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:10:49,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [197395011] [2022-11-02 21:10:49,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:49,875 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:10:49,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:10:49,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:10:49,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-02 21:10:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:50,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 21:10:50,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:10:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-11-02 21:10:50,946 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:10:50,954 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:10:50,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [197395011] [2022-11-02 21:10:50,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [197395011] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:10:50,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:10:50,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:10:50,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389229706] [2022-11-02 21:10:50,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:10:50,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:10:50,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:10:50,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:10:50,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:10:50,965 INFO L87 Difference]: Start difference. First operand 559 states and 845 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-02 21:10:51,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:51,188 INFO L93 Difference]: Finished difference Result 1110 states and 1683 transitions. [2022-11-02 21:10:51,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:10:51,189 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 137 [2022-11-02 21:10:51,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:51,196 INFO L225 Difference]: With dead ends: 1110 [2022-11-02 21:10:51,196 INFO L226 Difference]: Without dead ends: 560 [2022-11-02 21:10:51,199 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:10:51,200 INFO L413 NwaCegarLoop]: 843 mSDtfsCounter, 3 mSDsluCounter, 1673 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2516 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:51,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2516 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:10:51,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2022-11-02 21:10:51,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2022-11-02 21:10:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 354 states have (on average 1.3926553672316384) internal successors, (493), 380 states have internal predecessors, (493), 177 states have call successors, (177), 29 states have call predecessors, (177), 28 states have return successors, (176), 171 states have call predecessors, (176), 176 states have call successors, (176) [2022-11-02 21:10:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 846 transitions. [2022-11-02 21:10:51,310 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 846 transitions. Word has length 137 [2022-11-02 21:10:51,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:51,312 INFO L495 AbstractCegarLoop]: Abstraction has 560 states and 846 transitions. [2022-11-02 21:10:51,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-02 21:10:51,313 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 846 transitions. [2022-11-02 21:10:51,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-02 21:10:51,316 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:51,318 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:51,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-02 21:10:51,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:10:51,545 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:10:51,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:51,546 INFO L85 PathProgramCache]: Analyzing trace with hash -101419779, now seen corresponding path program 1 times [2022-11-02 21:10:51,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:10:51,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [729678019] [2022-11-02 21:10:51,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:51,548 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:10:51,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:10:51,553 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:10:51,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-02 21:10:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:52,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 21:10:52,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:10:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 40 proven. 1 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2022-11-02 21:10:52,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:10:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-11-02 21:10:53,212 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:10:53,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [729678019] [2022-11-02 21:10:53,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [729678019] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:10:53,213 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 21:10:53,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-02 21:10:53,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864064818] [2022-11-02 21:10:53,214 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 21:10:53,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 21:10:53,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:10:53,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 21:10:53,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 21:10:53,216 INFO L87 Difference]: Start difference. First operand 560 states and 846 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-02 21:10:54,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:54,002 INFO L93 Difference]: Finished difference Result 1121 states and 1701 transitions. [2022-11-02 21:10:54,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 21:10:54,004 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 143 [2022-11-02 21:10:54,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:54,015 INFO L225 Difference]: With dead ends: 1121 [2022-11-02 21:10:54,016 INFO L226 Difference]: Without dead ends: 570 [2022-11-02 21:10:54,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2022-11-02 21:10:54,022 INFO L413 NwaCegarLoop]: 841 mSDtfsCounter, 18 mSDsluCounter, 2510 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 3351 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:54,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 3351 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-02 21:10:54,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2022-11-02 21:10:54,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 570. [2022-11-02 21:10:54,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 363 states have (on average 1.3911845730027548) internal successors, (505), 389 states have internal predecessors, (505), 177 states have call successors, (177), 30 states have call predecessors, (177), 29 states have return successors, (176), 171 states have call predecessors, (176), 176 states have call successors, (176) [2022-11-02 21:10:54,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 858 transitions. [2022-11-02 21:10:54,093 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 858 transitions. Word has length 143 [2022-11-02 21:10:54,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:54,094 INFO L495 AbstractCegarLoop]: Abstraction has 570 states and 858 transitions. [2022-11-02 21:10:54,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-02 21:10:54,095 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 858 transitions. [2022-11-02 21:10:54,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-02 21:10:54,099 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:54,099 INFO L195 NwaCegarLoop]: trace histogram [20, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:54,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-02 21:10:54,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:10:54,315 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:10:54,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:54,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1556088169, now seen corresponding path program 2 times [2022-11-02 21:10:54,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:10:54,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35754426] [2022-11-02 21:10:54,317 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 21:10:54,317 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:10:54,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:10:54,319 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:10:54,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-02 21:10:55,050 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 21:10:55,050 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 21:10:55,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 21:10:55,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:10:55,304 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2022-11-02 21:10:55,304 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:10:55,304 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:10:55,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [35754426] [2022-11-02 21:10:55,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [35754426] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:10:55,305 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:10:55,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 21:10:55,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536978928] [2022-11-02 21:10:55,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:10:55,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 21:10:55,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:10:55,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 21:10:55,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:10:55,307 INFO L87 Difference]: Start difference. First operand 570 states and 858 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-02 21:10:57,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:57,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:57,853 INFO L93 Difference]: Finished difference Result 1113 states and 1686 transitions. [2022-11-02 21:10:57,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 21:10:57,854 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 1 states have call successors, (14) Word has length 157 [2022-11-02 21:10:57,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:57,871 INFO L225 Difference]: With dead ends: 1113 [2022-11-02 21:10:57,872 INFO L226 Difference]: Without dead ends: 582 [2022-11-02 21:10:57,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:10:57,875 INFO L413 NwaCegarLoop]: 844 mSDtfsCounter, 16 mSDsluCounter, 4183 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 5027 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:57,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 5027 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 57 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-11-02 21:10:57,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2022-11-02 21:10:57,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 577. [2022-11-02 21:10:57,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 369 states have (on average 1.3848238482384825) internal successors, (511), 395 states have internal predecessors, (511), 177 states have call successors, (177), 30 states have call predecessors, (177), 30 states have return successors, (184), 172 states have call predecessors, (184), 176 states have call successors, (184) [2022-11-02 21:10:57,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 872 transitions. [2022-11-02 21:10:57,905 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 872 transitions. Word has length 157 [2022-11-02 21:10:57,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:57,906 INFO L495 AbstractCegarLoop]: Abstraction has 577 states and 872 transitions. [2022-11-02 21:10:57,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-02 21:10:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 872 transitions. [2022-11-02 21:10:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-02 21:10:57,909 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:57,910 INFO L195 NwaCegarLoop]: trace histogram [20, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:57,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-02 21:10:58,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:10:58,135 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:10:58,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:58,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1498829867, now seen corresponding path program 1 times [2022-11-02 21:10:58,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:10:58,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [134523660] [2022-11-02 21:10:58,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:58,137 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:10:58,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:10:58,139 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:10:58,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-02 21:10:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:59,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 21:10:59,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:10:59,465 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 125 proven. 10 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2022-11-02 21:10:59,466 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:11:00,809 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-11-02 21:11:00,809 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:00,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [134523660] [2022-11-02 21:11:00,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [134523660] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:11:00,810 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 21:11:00,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2022-11-02 21:11:00,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338752381] [2022-11-02 21:11:00,811 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 21:11:00,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-02 21:11:00,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:00,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 21:11:00,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2022-11-02 21:11:00,813 INFO L87 Difference]: Start difference. First operand 577 states and 872 transitions. Second operand has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-02 21:11:02,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:02,650 INFO L93 Difference]: Finished difference Result 1160 states and 1761 transitions. [2022-11-02 21:11:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 21:11:02,651 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 157 [2022-11-02 21:11:02,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:02,656 INFO L225 Difference]: With dead ends: 1160 [2022-11-02 21:11:02,657 INFO L226 Difference]: Without dead ends: 589 [2022-11-02 21:11:02,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=144, Invalid=276, Unknown=0, NotChecked=0, Total=420 [2022-11-02 21:11:02,660 INFO L413 NwaCegarLoop]: 845 mSDtfsCounter, 38 mSDsluCounter, 4196 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 5041 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:02,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 5041 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-02 21:11:02,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2022-11-02 21:11:02,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 583. [2022-11-02 21:11:02,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 583 states, 375 states have (on average 1.3813333333333333) internal successors, (518), 401 states have internal predecessors, (518), 177 states have call successors, (177), 30 states have call predecessors, (177), 30 states have return successors, (184), 172 states have call predecessors, (184), 176 states have call successors, (184) [2022-11-02 21:11:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 879 transitions. [2022-11-02 21:11:02,694 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 879 transitions. Word has length 157 [2022-11-02 21:11:02,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:02,695 INFO L495 AbstractCegarLoop]: Abstraction has 583 states and 879 transitions. [2022-11-02 21:11:02,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.642857142857143) internal successors, (79), 14 states have internal predecessors, (79), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-02 21:11:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 879 transitions. [2022-11-02 21:11:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-02 21:11:02,699 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:02,700 INFO L195 NwaCegarLoop]: trace histogram [36, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:02,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:02,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:02,915 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:02,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:02,915 INFO L85 PathProgramCache]: Analyzing trace with hash -763751083, now seen corresponding path program 2 times [2022-11-02 21:11:02,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:02,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [663802260] [2022-11-02 21:11:02,916 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 21:11:02,916 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:02,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:02,918 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:02,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-02 21:11:03,593 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 21:11:03,594 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 21:11:03,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 21:11:03,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:11:04,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2022-11-02 21:11:04,741 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:11:04,741 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:04,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [663802260] [2022-11-02 21:11:04,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [663802260] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:11:04,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:11:04,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 21:11:04,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929396916] [2022-11-02 21:11:04,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:04,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:11:04,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:04,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:11:04,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:11:04,743 INFO L87 Difference]: Start difference. First operand 583 states and 879 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-02 21:11:04,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:04,826 INFO L93 Difference]: Finished difference Result 1121 states and 1700 transitions. [2022-11-02 21:11:04,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:11:04,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 173 [2022-11-02 21:11:04,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:04,834 INFO L225 Difference]: With dead ends: 1121 [2022-11-02 21:11:04,835 INFO L226 Difference]: Without dead ends: 1077 [2022-11-02 21:11:04,836 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:11:04,837 INFO L413 NwaCegarLoop]: 1072 mSDtfsCounter, 765 mSDsluCounter, 805 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 765 SdHoareTripleChecker+Valid, 1877 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:04,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [765 Valid, 1877 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 21:11:04,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2022-11-02 21:11:04,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 1077. [2022-11-02 21:11:04,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1077 states, 693 states have (on average 1.393939393939394) internal successors, (966), 740 states have internal predecessors, (966), 325 states have call successors, (325), 57 states have call predecessors, (325), 58 states have return successors, (338), 317 states have call predecessors, (338), 324 states have call successors, (338) [2022-11-02 21:11:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 1077 states and 1629 transitions. [2022-11-02 21:11:04,922 INFO L78 Accepts]: Start accepts. Automaton has 1077 states and 1629 transitions. Word has length 173 [2022-11-02 21:11:04,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:04,923 INFO L495 AbstractCegarLoop]: Abstraction has 1077 states and 1629 transitions. [2022-11-02 21:11:04,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-02 21:11:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1629 transitions. [2022-11-02 21:11:04,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-11-02 21:11:04,931 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:04,932 INFO L195 NwaCegarLoop]: trace histogram [36, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:04,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:05,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:05,152 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:05,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:05,152 INFO L85 PathProgramCache]: Analyzing trace with hash 876915675, now seen corresponding path program 1 times [2022-11-02 21:11:05,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:05,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1930058586] [2022-11-02 21:11:05,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:11:05,153 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:05,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:05,159 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:05,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-02 21:11:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:06,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 1342 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 21:11:06,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:11:06,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 537 proven. 3 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2022-11-02 21:11:06,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:11:07,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 60 proven. 75 refuted. 0 times theorem prover too weak. 887 trivial. 0 not checked. [2022-11-02 21:11:07,517 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:07,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1930058586] [2022-11-02 21:11:07,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1930058586] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:11:07,518 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 21:11:07,518 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-02 21:11:07,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299620997] [2022-11-02 21:11:07,518 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 21:11:07,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 21:11:07,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:07,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 21:11:07,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-02 21:11:07,520 INFO L87 Difference]: Start difference. First operand 1077 states and 1629 transitions. Second operand has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-02 21:11:08,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:08,248 INFO L93 Difference]: Finished difference Result 2144 states and 3243 transitions. [2022-11-02 21:11:08,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-02 21:11:08,249 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 224 [2022-11-02 21:11:08,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:08,256 INFO L225 Difference]: With dead ends: 2144 [2022-11-02 21:11:08,257 INFO L226 Difference]: Without dead ends: 1077 [2022-11-02 21:11:08,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 438 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2022-11-02 21:11:08,262 INFO L413 NwaCegarLoop]: 838 mSDtfsCounter, 26 mSDsluCounter, 3335 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 4173 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:08,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 4173 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-02 21:11:08,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2022-11-02 21:11:08,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 1077. [2022-11-02 21:11:08,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1077 states, 693 states have (on average 1.3881673881673882) internal successors, (962), 740 states have internal predecessors, (962), 325 states have call successors, (325), 57 states have call predecessors, (325), 58 states have return successors, (338), 317 states have call predecessors, (338), 324 states have call successors, (338) [2022-11-02 21:11:08,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 1077 states and 1625 transitions. [2022-11-02 21:11:08,330 INFO L78 Accepts]: Start accepts. Automaton has 1077 states and 1625 transitions. Word has length 224 [2022-11-02 21:11:08,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:08,331 INFO L495 AbstractCegarLoop]: Abstraction has 1077 states and 1625 transitions. [2022-11-02 21:11:08,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-02 21:11:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1625 transitions. [2022-11-02 21:11:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-11-02 21:11:08,338 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:08,338 INFO L195 NwaCegarLoop]: trace histogram [40, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:08,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:08,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:08,563 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:08,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:08,564 INFO L85 PathProgramCache]: Analyzing trace with hash -301483749, now seen corresponding path program 2 times [2022-11-02 21:11:08,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:08,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [301699617] [2022-11-02 21:11:08,565 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 21:11:08,565 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:08,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:08,566 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:08,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-02 21:11:14,204 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-02 21:11:14,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 21:11:14,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 21:11:14,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:11:14,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked. [2022-11-02 21:11:14,400 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:11:14,401 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:14,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [301699617] [2022-11-02 21:11:14,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [301699617] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:11:14,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:11:14,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:11:14,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30817356] [2022-11-02 21:11:14,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:14,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:11:14,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:14,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:11:14,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:11:14,404 INFO L87 Difference]: Start difference. First operand 1077 states and 1625 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-02 21:11:14,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:14,704 INFO L93 Difference]: Finished difference Result 2574 states and 3874 transitions. [2022-11-02 21:11:14,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:11:14,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 228 [2022-11-02 21:11:14,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:14,745 INFO L225 Difference]: With dead ends: 2574 [2022-11-02 21:11:14,745 INFO L226 Difference]: Without dead ends: 1542 [2022-11-02 21:11:14,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:11:14,749 INFO L413 NwaCegarLoop]: 932 mSDtfsCounter, 409 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 409 SdHoareTripleChecker+Valid, 1698 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:14,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [409 Valid, 1698 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 21:11:14,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states. [2022-11-02 21:11:14,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1528. [2022-11-02 21:11:14,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1528 states, 960 states have (on average 1.3802083333333333) internal successors, (1325), 1029 states have internal predecessors, (1325), 472 states have call successors, (472), 92 states have call predecessors, (472), 95 states have return successors, (491), 460 states have call predecessors, (491), 471 states have call successors, (491) [2022-11-02 21:11:14,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 2288 transitions. [2022-11-02 21:11:14,845 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 2288 transitions. Word has length 228 [2022-11-02 21:11:14,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:14,845 INFO L495 AbstractCegarLoop]: Abstraction has 1528 states and 2288 transitions. [2022-11-02 21:11:14,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-02 21:11:14,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2288 transitions. [2022-11-02 21:11:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2022-11-02 21:11:14,861 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:14,861 INFO L195 NwaCegarLoop]: trace histogram [40, 17, 17, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:14,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:15,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:15,087 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:15,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:15,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1092509471, now seen corresponding path program 1 times [2022-11-02 21:11:15,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:15,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007440544] [2022-11-02 21:11:15,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:11:15,089 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:15,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:15,091 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:15,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-02 21:11:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:17,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 1916 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 21:11:17,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:11:17,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2022-11-02 21:11:17,811 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:11:17,816 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:17,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2007440544] [2022-11-02 21:11:17,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2007440544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:11:17,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:11:17,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:11:17,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057171264] [2022-11-02 21:11:17,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:17,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:11:17,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:17,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:11:17,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:11:17,823 INFO L87 Difference]: Start difference. First operand 1528 states and 2288 transitions. Second operand has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 5 states have internal predecessors, (152), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-02 21:11:18,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:18,080 INFO L93 Difference]: Finished difference Result 3029 states and 4614 transitions. [2022-11-02 21:11:18,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 21:11:18,081 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 5 states have internal predecessors, (152), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) Word has length 448 [2022-11-02 21:11:18,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:18,093 INFO L225 Difference]: With dead ends: 3029 [2022-11-02 21:11:18,093 INFO L226 Difference]: Without dead ends: 1556 [2022-11-02 21:11:18,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:11:18,101 INFO L413 NwaCegarLoop]: 845 mSDtfsCounter, 4 mSDsluCounter, 3372 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 4217 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:18,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 4217 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 21:11:18,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2022-11-02 21:11:18,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1548. [2022-11-02 21:11:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1548 states, 976 states have (on average 1.3739754098360655) internal successors, (1341), 1045 states have internal predecessors, (1341), 472 states have call successors, (472), 92 states have call predecessors, (472), 99 states have return successors, (503), 464 states have call predecessors, (503), 471 states have call successors, (503) [2022-11-02 21:11:18,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1548 states and 2316 transitions. [2022-11-02 21:11:18,235 INFO L78 Accepts]: Start accepts. Automaton has 1548 states and 2316 transitions. Word has length 448 [2022-11-02 21:11:18,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:18,235 INFO L495 AbstractCegarLoop]: Abstraction has 1548 states and 2316 transitions. [2022-11-02 21:11:18,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 5 states have internal predecessors, (152), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-02 21:11:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2316 transitions. [2022-11-02 21:11:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2022-11-02 21:11:18,249 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:18,250 INFO L195 NwaCegarLoop]: trace histogram [40, 17, 17, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:18,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:18,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:18,475 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:18,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:18,475 INFO L85 PathProgramCache]: Analyzing trace with hash -2105691278, now seen corresponding path program 1 times [2022-11-02 21:11:18,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:18,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [101325225] [2022-11-02 21:11:18,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:11:18,477 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:18,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:18,478 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:18,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-02 21:11:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:20,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 21:11:20,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:11:21,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 1449 trivial. 0 not checked. [2022-11-02 21:11:21,463 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:11:21,463 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:21,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [101325225] [2022-11-02 21:11:21,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [101325225] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:11:21,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:11:21,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 21:11:21,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589253378] [2022-11-02 21:11:21,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:21,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 21:11:21,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:21,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 21:11:21,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:11:21,467 INFO L87 Difference]: Start difference. First operand 1548 states and 2316 transitions. Second operand has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 7 states have internal predecessors, (165), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 4 states have call predecessors, (56), 2 states have call successors, (56) [2022-11-02 21:11:22,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:22,244 INFO L93 Difference]: Finished difference Result 3047 states and 4618 transitions. [2022-11-02 21:11:22,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 21:11:22,246 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 7 states have internal predecessors, (165), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 4 states have call predecessors, (56), 2 states have call successors, (56) Word has length 451 [2022-11-02 21:11:22,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:22,261 INFO L225 Difference]: With dead ends: 3047 [2022-11-02 21:11:22,261 INFO L226 Difference]: Without dead ends: 1554 [2022-11-02 21:11:22,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 453 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2022-11-02 21:11:22,269 INFO L413 NwaCegarLoop]: 852 mSDtfsCounter, 11 mSDsluCounter, 5928 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 6780 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:22,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 6780 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-02 21:11:22,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2022-11-02 21:11:22,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1548. [2022-11-02 21:11:22,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1548 states, 976 states have (on average 1.3698770491803278) internal successors, (1337), 1045 states have internal predecessors, (1337), 472 states have call successors, (472), 92 states have call predecessors, (472), 99 states have return successors, (503), 464 states have call predecessors, (503), 471 states have call successors, (503) [2022-11-02 21:11:22,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1548 states and 2312 transitions. [2022-11-02 21:11:22,416 INFO L78 Accepts]: Start accepts. Automaton has 1548 states and 2312 transitions. Word has length 451 [2022-11-02 21:11:22,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:22,417 INFO L495 AbstractCegarLoop]: Abstraction has 1548 states and 2312 transitions. [2022-11-02 21:11:22,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 7 states have internal predecessors, (165), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 4 states have call predecessors, (56), 2 states have call successors, (56) [2022-11-02 21:11:22,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2312 transitions. [2022-11-02 21:11:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2022-11-02 21:11:22,431 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:22,431 INFO L195 NwaCegarLoop]: trace histogram [40, 17, 17, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:22,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:22,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:22,647 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:22,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:22,648 INFO L85 PathProgramCache]: Analyzing trace with hash 902033432, now seen corresponding path program 2 times [2022-11-02 21:11:22,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:22,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1739476325] [2022-11-02 21:11:22,650 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 21:11:22,650 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:22,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:22,652 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:22,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-02 21:11:28,286 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-02 21:11:28,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 21:11:28,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 1911 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 21:11:28,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:11:28,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1847 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 1444 trivial. 0 not checked. [2022-11-02 21:11:28,553 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:11:28,553 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:28,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1739476325] [2022-11-02 21:11:28,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1739476325] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:11:28,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:11:28,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:11:28,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399462938] [2022-11-02 21:11:28,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:28,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:11:28,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:28,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:11:28,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:11:28,557 INFO L87 Difference]: Start difference. First operand 1548 states and 2312 transitions. Second operand has 5 states, 5 states have (on average 32.0) internal successors, (160), 4 states have internal predecessors, (160), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (54), 3 states have call predecessors, (54), 2 states have call successors, (54) [2022-11-02 21:11:28,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:28,986 INFO L93 Difference]: Finished difference Result 3564 states and 5414 transitions. [2022-11-02 21:11:28,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:11:28,988 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.0) internal successors, (160), 4 states have internal predecessors, (160), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (54), 3 states have call predecessors, (54), 2 states have call successors, (54) Word has length 445 [2022-11-02 21:11:28,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:29,002 INFO L225 Difference]: With dead ends: 3564 [2022-11-02 21:11:29,003 INFO L226 Difference]: Without dead ends: 2071 [2022-11-02 21:11:29,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 441 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:11:29,011 INFO L413 NwaCegarLoop]: 1234 mSDtfsCounter, 263 mSDsluCounter, 3348 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 4582 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:29,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 4582 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-02 21:11:29,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2071 states. [2022-11-02 21:11:29,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2071 to 1556. [2022-11-02 21:11:29,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1556 states, 984 states have (on average 1.366869918699187) internal successors, (1345), 1049 states have internal predecessors, (1345), 472 states have call successors, (472), 92 states have call predecessors, (472), 99 states have return successors, (503), 468 states have call predecessors, (503), 471 states have call successors, (503) [2022-11-02 21:11:29,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1556 states and 2320 transitions. [2022-11-02 21:11:29,143 INFO L78 Accepts]: Start accepts. Automaton has 1556 states and 2320 transitions. Word has length 445 [2022-11-02 21:11:29,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:29,144 INFO L495 AbstractCegarLoop]: Abstraction has 1556 states and 2320 transitions. [2022-11-02 21:11:29,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.0) internal successors, (160), 4 states have internal predecessors, (160), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (54), 3 states have call predecessors, (54), 2 states have call successors, (54) [2022-11-02 21:11:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2320 transitions. [2022-11-02 21:11:29,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2022-11-02 21:11:29,153 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:29,154 INFO L195 NwaCegarLoop]: trace histogram [40, 21, 21, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:29,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:29,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:29,367 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:29,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:29,368 INFO L85 PathProgramCache]: Analyzing trace with hash -526721385, now seen corresponding path program 3 times [2022-11-02 21:11:29,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:29,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357972374] [2022-11-02 21:11:29,369 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-02 21:11:29,369 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:29,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:29,370 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:29,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-02 21:11:32,120 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-02 21:11:32,120 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 21:11:32,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 21:11:32,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:11:32,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2104 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 2033 trivial. 0 not checked. [2022-11-02 21:11:32,593 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:11:32,593 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:32,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1357972374] [2022-11-02 21:11:32,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1357972374] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:11:32,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:11:32,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:11:32,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835849253] [2022-11-02 21:11:32,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:32,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:11:32,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:32,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:11:32,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:11:32,597 INFO L87 Difference]: Start difference. First operand 1556 states and 2320 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-11-02 21:11:34,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:34,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:34,914 INFO L93 Difference]: Finished difference Result 3950 states and 5864 transitions. [2022-11-02 21:11:34,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:11:34,915 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 468 [2022-11-02 21:11:34,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:34,933 INFO L225 Difference]: With dead ends: 3950 [2022-11-02 21:11:34,933 INFO L226 Difference]: Without dead ends: 2360 [2022-11-02 21:11:34,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 466 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:11:34,942 INFO L413 NwaCegarLoop]: 1105 mSDtfsCounter, 520 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 520 SdHoareTripleChecker+Valid, 1882 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:34,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [520 Valid, 1882 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-02 21:11:34,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2360 states. [2022-11-02 21:11:35,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2360 to 2354. [2022-11-02 21:11:35,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2354 states, 1522 states have (on average 1.3712220762155058) internal successors, (2087), 1612 states have internal predecessors, (2087), 675 states have call successors, (675), 146 states have call predecessors, (675), 156 states have return successors, (707), 670 states have call predecessors, (707), 674 states have call successors, (707) [2022-11-02 21:11:35,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 2354 states and 3469 transitions. [2022-11-02 21:11:35,127 INFO L78 Accepts]: Start accepts. Automaton has 2354 states and 3469 transitions. Word has length 468 [2022-11-02 21:11:35,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:35,130 INFO L495 AbstractCegarLoop]: Abstraction has 2354 states and 3469 transitions. [2022-11-02 21:11:35,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-11-02 21:11:35,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 3469 transitions. [2022-11-02 21:11:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2022-11-02 21:11:35,141 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:35,141 INFO L195 NwaCegarLoop]: trace histogram [40, 21, 21, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:35,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:35,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:35,355 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:35,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:35,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1584559463, now seen corresponding path program 1 times [2022-11-02 21:11:35,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:35,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1925791244] [2022-11-02 21:11:35,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:11:35,357 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:35,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:35,359 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:35,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-02 21:11:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:37,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 21:11:37,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:11:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2104 backedges. 307 proven. 32 refuted. 0 times theorem prover too weak. 1765 trivial. 0 not checked. [2022-11-02 21:11:38,966 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:11:39,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2104 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2091 trivial. 0 not checked. [2022-11-02 21:11:39,764 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 21:11:39,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1925791244] [2022-11-02 21:11:39,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1925791244] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-02 21:11:39,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:11:39,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2022-11-02 21:11:39,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482171993] [2022-11-02 21:11:39,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:39,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:11:39,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 21:11:39,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:11:39,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:11:39,767 INFO L87 Difference]: Start difference. First operand 2354 states and 3469 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 4 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) [2022-11-02 21:11:40,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:40,865 INFO L93 Difference]: Finished difference Result 5831 states and 8809 transitions. [2022-11-02 21:11:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:11:40,866 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 4 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) Word has length 468 [2022-11-02 21:11:40,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:40,892 INFO L225 Difference]: With dead ends: 5831 [2022-11-02 21:11:40,892 INFO L226 Difference]: Without dead ends: 3532 [2022-11-02 21:11:40,901 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 935 GetRequests, 931 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:11:40,902 INFO L413 NwaCegarLoop]: 1228 mSDtfsCounter, 1252 mSDsluCounter, 877 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 2105 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:40,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1252 Valid, 2105 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-02 21:11:40,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3532 states. [2022-11-02 21:11:41,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3532 to 2550. [2022-11-02 21:11:41,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 1628 states have (on average 1.3753071253071254) internal successors, (2239), 1734 states have internal predecessors, (2239), 765 states have call successors, (765), 146 states have call predecessors, (765), 156 states have return successors, (805), 756 states have call predecessors, (805), 764 states have call successors, (805) [2022-11-02 21:11:41,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 3809 transitions. [2022-11-02 21:11:41,184 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 3809 transitions. Word has length 468 [2022-11-02 21:11:41,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:41,185 INFO L495 AbstractCegarLoop]: Abstraction has 2550 states and 3809 transitions. [2022-11-02 21:11:41,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 4 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) [2022-11-02 21:11:41,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 3809 transitions. [2022-11-02 21:11:41,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2022-11-02 21:11:41,197 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:41,198 INFO L195 NwaCegarLoop]: trace histogram [40, 21, 21, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:41,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-11-02 21:11:41,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 21:11:41,413 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:11:41,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:41,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1588084998, now seen corresponding path program 1 times [2022-11-02 21:11:41,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 21:11:41,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [303430311] [2022-11-02 21:11:41,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:11:41,415 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 21:11:41,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 21:11:41,416 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 21:11:41,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2742f65d-fb4d-404a-baac-3b86ac62302b/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process