./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-43_2a-drivers--char--ipmi--ipmi_msghandler.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_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/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_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--char--ipmi--ipmi_msghandler.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/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_e1b54352-9bc5-49bf-a4df-4824d1294878/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 2c13f17bef293e22dbc8fc00ce80e620ba1259ce3bd9f704a30527baafc650b9 --- 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 20:07:00,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:07:00,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:07:01,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:07:01,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:07:01,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:07:01,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:07:01,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:07:01,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:07:01,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:07:01,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:07:01,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:07:01,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:07:01,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:07:01,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:07:01,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:07:01,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:07:01,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:07:01,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:07:01,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:07:01,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:07:01,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:07:01,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:07:01,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:07:01,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:07:01,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:07:01,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:07:01,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:07:01,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:07:01,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:07:01,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:07:01,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:07:01,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:07:01,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:07:01,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:07:01,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:07:01,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:07:01,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:07:01,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:07:01,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:07:01,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:07:01,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:07:01,069 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:07:01,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:07:01,070 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:07:01,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:07:01,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:07:01,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:07:01,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:07:01,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:07:01,073 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:07:01,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:07:01,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:07:01,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:07:01,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:07:01,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:07:01,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:07:01,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:07:01,074 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:07:01,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:07:01,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:07:01,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:07:01,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:07:01,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:07:01,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:07:01,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:07:01,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:07:01,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:07:01,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:07:01,077 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:07:01,077 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:07:01,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:07:01,078 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_e1b54352-9bc5-49bf-a4df-4824d1294878/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c13f17bef293e22dbc8fc00ce80e620ba1259ce3bd9f704a30527baafc650b9 [2022-11-02 20:07:01,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:07:01,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:07:01,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:07:01,458 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:07:01,459 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:07:01,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--char--ipmi--ipmi_msghandler.ko-entry_point.cil.out.i [2022-11-02 20:07:01,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/data/6e970a6cf/8d8875fead48458996fcb175fc69edbd/FLAG808e81031 [2022-11-02 20:07:02,527 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:07:02,528 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--char--ipmi--ipmi_msghandler.ko-entry_point.cil.out.i [2022-11-02 20:07:02,580 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/data/6e970a6cf/8d8875fead48458996fcb175fc69edbd/FLAG808e81031 [2022-11-02 20:07:02,989 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/data/6e970a6cf/8d8875fead48458996fcb175fc69edbd [2022-11-02 20:07:02,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:07:02,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:07:02,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:07:02,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:07:03,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:07:03,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:07:02" (1/1) ... [2022-11-02 20:07:03,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56557bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:03, skipping insertion in model container [2022-11-02 20:07:03,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:07:02" (1/1) ... [2022-11-02 20:07:03,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:07:03,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:07:05,822 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_e1b54352-9bc5-49bf-a4df-4824d1294878/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--char--ipmi--ipmi_msghandler.ko-entry_point.cil.out.i[299705,299718] [2022-11-02 20:07:05,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:07:06,012 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:07:06,576 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_e1b54352-9bc5-49bf-a4df-4824d1294878/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--char--ipmi--ipmi_msghandler.ko-entry_point.cil.out.i[299705,299718] [2022-11-02 20:07:06,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:07:06,794 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:07:06,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06 WrapperNode [2022-11-02 20:07:06,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:07:06,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:07:06,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:07:06,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:07:06,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:06,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,119 INFO L138 Inliner]: procedures = 314, calls = 3825, calls flagged for inlining = 118, calls inlined = 83, statements flattened = 4704 [2022-11-02 20:07:07,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:07:07,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:07:07,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:07:07,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:07:07,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,485 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:07:07,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:07:07,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:07:07,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:07:07,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (1/1) ... [2022-11-02 20:07:07,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:07:07,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:07,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:07,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1b54352-9bc5-49bf-a4df-4824d1294878/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:07:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-02 20:07:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure smi_stats_proc_open [2022-11-02 20:07:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_stats_proc_open [2022-11-02 20:07:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-02 20:07:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-02 20:07:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:07:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2022-11-02 20:07:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2022-11-02 20:07:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:07:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:07:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:07:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:07:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:07:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure intf_find_seq [2022-11-02 20:07:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_find_seq [2022-11-02 20:07:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-02 20:07:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-02 20:07:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-02 20:07:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-02 20:07:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:07:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:07:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure handle_read_event_rsp [2022-11-02 20:07:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_read_event_rsp [2022-11-02 20:07:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-02 20:07:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-02 20:07:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_cmd [2022-11-02 20:07:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_cmd [2022-11-02 20:07:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-02 20:07:07,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-02 20:07:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll [2022-11-02 20:07:07,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll [2022-11-02 20:07:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_cmd [2022-11-02 20:07:07,636 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_cmd [2022-11-02 20:07:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure handle_bmc_rsp [2022-11-02 20:07:07,636 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_bmc_rsp [2022-11-02 20:07:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:07:07,636 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:07:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:07:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:07:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure __write_once_size [2022-11-02 20:07:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_once_size [2022-11-02 20:07:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure format_lan_msg [2022-11-02 20:07:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure format_lan_msg [2022-11-02 20:07:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 20:07:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 20:07:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:07:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:07:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_smi_msg [2022-11-02 20:07:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_smi_msg [2022-11-02 20:07:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure copy_event_into_recv_msg [2022-11-02 20:07:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_event_into_recv_msg [2022-11-02 20:07:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_panic_request_and_wait [2022-11-02 20:07:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_panic_request_and_wait [2022-11-02 20:07:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-11-02 20:07:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-11-02 20:07:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure handle_oem_get_msg_cmd [2022-11-02 20:07:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_oem_get_msg_cmd [2022-11-02 20:07:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:07:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:07:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:07:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2022-11-02 20:07:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2022-11-02 20:07:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure need_waiter [2022-11-02 20:07:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure need_waiter [2022-11-02 20:07:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:07:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-02 20:07:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:07:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:07:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure smi_send [2022-11-02 20:07:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_send [2022-11-02 20:07:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-02 20:07:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-02 20:07:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure smi_add_send_msg [2022-11-02 20:07:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_add_send_msg [2022-11-02 20:07:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure intf_next_seq [2022-11-02 20:07:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_next_seq [2022-11-02 20:07:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:07:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:07:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure find_cmd_rcvr [2022-11-02 20:07:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure find_cmd_rcvr [2022-11-02 20:07:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2022-11-02 20:07:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2022-11-02 20:07:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:07:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:07:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:07:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:07:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_request [2022-11-02 20:07:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_request [2022-11-02 20:07:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_init_msghandler [2022-11-02 20:07:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_init_msghandler [2022-11-02 20:07:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:07:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:07:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:07:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure free_smi_msg_list [2022-11-02 20:07:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure free_smi_msg_list [2022-11-02 20:07:07,648 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:07:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:07:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:07:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure clean_up_interface_data [2022-11-02 20:07:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_up_interface_data [2022-11-02 20:07:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2022-11-02 20:07:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2022-11-02 20:07:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2022-11-02 20:07:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2022-11-02 20:07:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-02 20:07:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-02 20:07:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_recv_msg [2022-11-02 20:07:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_recv_msg [2022-11-02 20:07:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:07:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_rsp [2022-11-02 20:07:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_rsp [2022-11-02 20:07:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_err_response [2022-11-02 20:07:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_err_response [2022-11-02 20:07:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-02 20:07:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-02 20:07:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:07:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:07:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-02 20:07:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-02 20:07:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2022-11-02 20:07:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2022-11-02 20:07:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2022-11-02 20:07:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2022-11-02 20:07:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure smi_ipmb_proc_open [2022-11-02 20:07:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_ipmb_proc_open [2022-11-02 20:07:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure maintenance_mode_update [2022-11-02 20:07:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure maintenance_mode_update [2022-11-02 20:07:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:07:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:07:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:07:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:07:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:07:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-02 20:07:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-02 20:07:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-02 20:07:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-02 20:07:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:07:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:07:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-11-02 20:07:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-11-02 20:07:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipmb_addr [2022-11-02 20:07:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipmb_addr [2022-11-02 20:07:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-02 20:07:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-02 20:07:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:07:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:07:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:07:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_rsp [2022-11-02 20:07:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_rsp [2022-11-02 20:07:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:07:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:07:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure smi_version_proc_open [2022-11-02 20:07:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_version_proc_open [2022-11-02 20:07:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-02 20:07:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-02 20:07:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipmb_bcast_addr [2022-11-02 20:07:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipmb_bcast_addr [2022-11-02 20:07:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-02 20:07:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-02 20:07:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:07:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure send_channel_info_cmd [2022-11-02 20:07:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure send_channel_info_cmd [2022-11-02 20:07:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:07:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:07:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure format_ipmb_msg [2022-11-02 20:07:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure format_ipmb_msg [2022-11-02 20:07:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-02 20:07:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-02 20:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure free_recv_msg_list [2022-11-02 20:07:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure free_recv_msg_list [2022-11-02 20:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure handle_one_recv_msg [2022-11-02 20:07:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_one_recv_msg [2022-11-02 20:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure intf_err_seq [2022-11-02 20:07:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_err_seq [2022-11-02 20:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:07:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:07:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-02 20:07:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-02 20:07:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 20:07:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 20:07:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 20:07:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 20:07:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout [2022-11-02 20:07:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout [2022-11-02 20:07:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2022-11-02 20:07:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2022-11-02 20:07:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 20:07:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 20:07:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-02 20:07:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-02 20:07:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_recv_msgs [2022-11-02 20:07:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_recv_msgs [2022-11-02 20:07:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure is_lan_addr [2022-11-02 20:07:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lan_addr [2022-11-02 20:07:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:07:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:07:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure intf_free [2022-11-02 20:07:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_free [2022-11-02 20:07:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure smi_recv_tasklet [2022-11-02 20:07:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_recv_tasklet [2022-11-02 20:07:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure ipmb_checksum [2022-11-02 20:07:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmb_checksum [2022-11-02 20:07:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_response [2022-11-02 20:07:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_response [2022-11-02 20:07:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-02 20:07:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-02 20:07:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:07:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:07:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:07:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2022-11-02 20:07:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2022-11-02 20:07:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-02 20:07:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:07:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:07:08,716 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:07:08,720 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:07:09,629 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:07:23,530 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:07:23,587 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:07:23,588 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:07:23,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:07:23 BoogieIcfgContainer [2022-11-02 20:07:23,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:07:23,598 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:07:23,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:07:23,603 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:07:23,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:07:02" (1/3) ... [2022-11-02 20:07:23,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57b56bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:07:23, skipping insertion in model container [2022-11-02 20:07:23,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:07:06" (2/3) ... [2022-11-02 20:07:23,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57b56bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:07:23, skipping insertion in model container [2022-11-02 20:07:23,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:07:23" (3/3) ... [2022-11-02 20:07:23,609 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--char--ipmi--ipmi_msghandler.ko-entry_point.cil.out.i [2022-11-02 20:07:23,633 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:07:23,633 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:07:23,780 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:07:23,787 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;@15fe6e7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:07:23,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:07:23,802 INFO L276 IsEmpty]: Start isEmpty. Operand has 1737 states, 1190 states have (on average 1.4067226890756304) internal successors, (1674), 1282 states have internal predecessors, (1674), 448 states have call successors, (448), 98 states have call predecessors, (448), 97 states have return successors, (430), 408 states have call predecessors, (430), 430 states have call successors, (430) [2022-11-02 20:07:23,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2022-11-02 20:07:23,878 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:07:23,881 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 11, 11, 11, 11, 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] [2022-11-02 20:07:23,882 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:07:23,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:07:23,891 INFO L85 PathProgramCache]: Analyzing trace with hash -57276521, now seen corresponding path program 1 times [2022-11-02 20:07:23,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:07:23,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2776517] [2022-11-02 20:07:23,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:07:23,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:07:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:07:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:07:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:07:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:07:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:07:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:07:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:07:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:07:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:07:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:07:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:07:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:25,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:07:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:07:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:07:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:07:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:07:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 20:07:26,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-02 20:07:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 20:07:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-02 20:07:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 20:07:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-02 20:07:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-02 20:07:26,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-02 20:07:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-02 20:07:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:07:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-11-02 20:07:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-11-02 20:07:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-11-02 20:07:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-11-02 20:07:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-11-02 20:07:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-11-02 20:07:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-02 20:07:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-11-02 20:07:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:26,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-11-02 20:07:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-11-02 20:07:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-11-02 20:07:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-11-02 20:07:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2022-11-02 20:07:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2022-11-02 20:07:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:27,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-11-02 20:07:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-11-02 20:07:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2022-11-02 20:07:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-11-02 20:07:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2022-11-02 20:07:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-11-02 20:07:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2022-11-02 20:07:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2022-11-02 20:07:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2022-11-02 20:07:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2022-11-02 20:07:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-11-02 20:07:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 729 [2022-11-02 20:07:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2022-11-02 20:07:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2022-11-02 20:07:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2022-11-02 20:07:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2022-11-02 20:07:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 11202 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11202 trivial. 0 not checked. [2022-11-02 20:07:27,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:07:27,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2776517] [2022-11-02 20:07:27,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2776517] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:07:27,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:07:27,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:07:27,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583241956] [2022-11-02 20:07:27,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:07:27,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:07:27,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:07:27,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:07:27,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:07:27,520 INFO L87 Difference]: Start difference. First operand has 1737 states, 1190 states have (on average 1.4067226890756304) internal successors, (1674), 1282 states have internal predecessors, (1674), 448 states have call successors, (448), 98 states have call predecessors, (448), 97 states have return successors, (430), 408 states have call predecessors, (430), 430 states have call successors, (430) Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (63), 5 states have call predecessors, (63), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2022-11-02 20:07:41,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:07:43,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:07:47,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:07:48,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:07:50,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:07:51,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:07:51,157 INFO L93 Difference]: Finished difference Result 3824 states and 5864 transitions. [2022-11-02 20:07:51,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:07:51,160 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (63), 5 states have call predecessors, (63), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 775 [2022-11-02 20:07:51,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:07:51,209 INFO L225 Difference]: With dead ends: 3824 [2022-11-02 20:07:51,209 INFO L226 Difference]: Without dead ends: 2045 [2022-11-02 20:07:51,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:07:51,235 INFO L413 NwaCegarLoop]: 2453 mSDtfsCounter, 1501 mSDsluCounter, 2864 mSDsCounter, 0 mSdLazyCounter, 2251 mSolverCounterSat, 1237 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 5317 SdHoareTripleChecker+Invalid, 3490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1237 IncrementalHoareTripleChecker+Valid, 2251 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:07:51,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1529 Valid, 5317 Invalid, 3490 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1237 Valid, 2251 Invalid, 2 Unknown, 0 Unchecked, 23.2s Time] [2022-11-02 20:07:51,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2045 states. [2022-11-02 20:07:51,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2045 to 1690. [2022-11-02 20:07:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1690 states, 1167 states have (on average 1.3898886032562126) internal successors, (1622), 1239 states have internal predecessors, (1622), 426 states have call successors, (426), 97 states have call predecessors, (426), 96 states have return successors, (425), 403 states have call predecessors, (425), 425 states have call successors, (425) [2022-11-02 20:07:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1690 states and 2473 transitions. [2022-11-02 20:07:51,539 INFO L78 Accepts]: Start accepts. Automaton has 1690 states and 2473 transitions. Word has length 775 [2022-11-02 20:07:51,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:07:51,542 INFO L495 AbstractCegarLoop]: Abstraction has 1690 states and 2473 transitions. [2022-11-02 20:07:51,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (63), 5 states have call predecessors, (63), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2022-11-02 20:07:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2473 transitions. [2022-11-02 20:07:51,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2022-11-02 20:07:51,582 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:07:51,583 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 11, 11, 11, 11, 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] [2022-11-02 20:07:51,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:07:51,584 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:07:51,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:07:51,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1089739449, now seen corresponding path program 1 times [2022-11-02 20:07:51,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:07:51,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959418063] [2022-11-02 20:07:51,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:07:51,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:07:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:07:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:07:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:07:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:07:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:07:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:07:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:07:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:07:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:07:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:07:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:07:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:52,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:07:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:07:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:07:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:07:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:07:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 20:07:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-02 20:07:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 20:07:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-02 20:07:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 20:07:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-02 20:07:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-02 20:07:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-02 20:07:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-02 20:07:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:07:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-11-02 20:07:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-11-02 20:07:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-11-02 20:07:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-11-02 20:07:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-11-02 20:07:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-11-02 20:07:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-02 20:07:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-11-02 20:07:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-11-02 20:07:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-11-02 20:07:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-11-02 20:07:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-11-02 20:07:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2022-11-02 20:07:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:53,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2022-11-02 20:07:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:07:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:07:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-11-02 20:07:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-11-02 20:07:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2022-11-02 20:07:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-11-02 20:07:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2022-11-02 20:07:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-11-02 20:07:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2022-11-02 20:07:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2022-11-02 20:07:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2022-11-02 20:07:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2022-11-02 20:07:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-11-02 20:07:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 729 [2022-11-02 20:07:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2022-11-02 20:07:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2022-11-02 20:07:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2022-11-02 20:07:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2022-11-02 20:07:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:07:54,253 INFO L134 CoverageAnalysis]: Checked inductivity of 11202 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11202 trivial. 0 not checked. [2022-11-02 20:07:54,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:07:54,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959418063] [2022-11-02 20:07:54,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959418063] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:07:54,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:07:54,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:07:54,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256699059] [2022-11-02 20:07:54,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:07:54,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:07:54,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:07:54,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:07:54,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:07:54,259 INFO L87 Difference]: Start difference. First operand 1690 states and 2473 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2022-11-02 20:08:03,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:08:09,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:08:13,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:08:15,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:08:20,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:08:22,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:08:24,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:08:25,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:25,213 INFO L93 Difference]: Finished difference Result 5461 states and 8219 transitions. [2022-11-02 20:08:25,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:08:25,214 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 775 [2022-11-02 20:08:25,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:08:25,247 INFO L225 Difference]: With dead ends: 5461 [2022-11-02 20:08:25,248 INFO L226 Difference]: Without dead ends: 3882 [2022-11-02 20:08:25,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:08:25,258 INFO L413 NwaCegarLoop]: 2646 mSDtfsCounter, 5437 mSDsluCounter, 3541 mSDsCounter, 0 mSdLazyCounter, 3387 mSolverCounterSat, 2808 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5699 SdHoareTripleChecker+Valid, 6187 SdHoareTripleChecker+Invalid, 6200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2808 IncrementalHoareTripleChecker+Valid, 3387 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:08:25,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5699 Valid, 6187 Invalid, 6200 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2808 Valid, 3387 Invalid, 5 Unknown, 0 Unchecked, 30.4s Time] [2022-11-02 20:08:25,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3882 states. [2022-11-02 20:08:25,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3882 to 3177. [2022-11-02 20:08:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3177 states, 2210 states have (on average 1.4013574660633483) internal successors, (3097), 2351 states have internal predecessors, (3097), 777 states have call successors, (777), 190 states have call predecessors, (777), 189 states have return successors, (776), 731 states have call predecessors, (776), 776 states have call successors, (776) [2022-11-02 20:08:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 3177 states and 4650 transitions. [2022-11-02 20:08:25,473 INFO L78 Accepts]: Start accepts. Automaton has 3177 states and 4650 transitions. Word has length 775 [2022-11-02 20:08:25,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:08:25,482 INFO L495 AbstractCegarLoop]: Abstraction has 3177 states and 4650 transitions. [2022-11-02 20:08:25,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2022-11-02 20:08:25,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3177 states and 4650 transitions. [2022-11-02 20:08:25,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 799 [2022-11-02 20:08:25,493 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:08:25,494 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:25,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:08:25,494 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:08:25,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:25,495 INFO L85 PathProgramCache]: Analyzing trace with hash 226673809, now seen corresponding path program 1 times [2022-11-02 20:08:25,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:25,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670725192] [2022-11-02 20:08:25,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:25,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:08:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:08:26,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:08:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:08:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:26,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:08:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:08:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:08:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:08:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:08:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:08:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:08:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:08:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:08:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:08:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:08:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:08:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 20:08:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-02 20:08:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 20:08:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-02 20:08:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 20:08:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-02 20:08:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-02 20:08:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-02 20:08:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-02 20:08:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:08:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-11-02 20:08:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-11-02 20:08:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-11-02 20:08:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-11-02 20:08:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-11-02 20:08:27,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-11-02 20:08:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-02 20:08:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:27,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-11-02 20:08:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-11-02 20:08:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-11-02 20:08:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-11-02 20:08:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-11-02 20:08:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2022-11-02 20:08:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2022-11-02 20:08:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:08:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:08:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-11-02 20:08:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-11-02 20:08:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2022-11-02 20:08:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-11-02 20:08:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2022-11-02 20:08:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-11-02 20:08:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2022-11-02 20:08:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2022-11-02 20:08:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2022-11-02 20:08:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2022-11-02 20:08:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-11-02 20:08:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2022-11-02 20:08:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2022-11-02 20:08:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:08:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 756 [2022-11-02 20:08:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 762 [2022-11-02 20:08:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 769 [2022-11-02 20:08:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2022-11-02 20:08:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2022-11-02 20:08:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:28,485 INFO L134 CoverageAnalysis]: Checked inductivity of 11201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11201 trivial. 0 not checked. [2022-11-02 20:08:28,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:28,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670725192] [2022-11-02 20:08:28,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670725192] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:28,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:28,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:08:28,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512505065] [2022-11-02 20:08:28,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:28,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:08:28,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:28,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:08:28,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:08:28,491 INFO L87 Difference]: Start difference. First operand 3177 states and 4650 transitions. Second operand has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-11-02 20:08:52,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:03,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:04,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:06,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:08,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:09,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:12,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:14,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:09:14,904 INFO L93 Difference]: Finished difference Result 16238 states and 25464 transitions. [2022-11-02 20:09:14,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-02 20:09:14,905 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) Word has length 798 [2022-11-02 20:09:14,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:09:15,013 INFO L225 Difference]: With dead ends: 16238 [2022-11-02 20:09:15,013 INFO L226 Difference]: Without dead ends: 13172 [2022-11-02 20:09:15,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=418, Unknown=0, NotChecked=0, Total=600 [2022-11-02 20:09:15,033 INFO L413 NwaCegarLoop]: 2891 mSDtfsCounter, 15832 mSDsluCounter, 6023 mSDsCounter, 0 mSdLazyCounter, 11323 mSolverCounterSat, 10787 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16386 SdHoareTripleChecker+Valid, 8914 SdHoareTripleChecker+Invalid, 22114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10787 IncrementalHoareTripleChecker+Valid, 11323 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:09:15,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16386 Valid, 8914 Invalid, 22114 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10787 Valid, 11323 Invalid, 4 Unknown, 0 Unchecked, 44.9s Time] [2022-11-02 20:09:15,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13172 states. [2022-11-02 20:09:15,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13172 to 10074. [2022-11-02 20:09:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10074 states, 7032 states have (on average 1.4034414106939703) internal successors, (9869), 7496 states have internal predecessors, (9869), 2388 states have call successors, (2388), 565 states have call predecessors, (2388), 653 states have return successors, (2847), 2313 states have call predecessors, (2847), 2387 states have call successors, (2847) [2022-11-02 20:09:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10074 states to 10074 states and 15104 transitions. [2022-11-02 20:09:15,929 INFO L78 Accepts]: Start accepts. Automaton has 10074 states and 15104 transitions. Word has length 798 [2022-11-02 20:09:15,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:09:15,932 INFO L495 AbstractCegarLoop]: Abstraction has 10074 states and 15104 transitions. [2022-11-02 20:09:15,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.333333333333334) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-11-02 20:09:15,933 INFO L276 IsEmpty]: Start isEmpty. Operand 10074 states and 15104 transitions. [2022-11-02 20:09:15,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 800 [2022-11-02 20:09:15,942 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:09:15,943 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:09:15,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:09:15,943 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:09:15,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:09:15,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1632041059, now seen corresponding path program 1 times [2022-11-02 20:09:15,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:09:15,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342445837] [2022-11-02 20:09:15,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:09:15,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:09:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:09:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:09:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:09:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:09:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:09:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:09:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:09:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:09:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:09:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:09:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:09:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:09:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:09:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:09:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:09:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:09:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 20:09:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-02 20:09:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 20:09:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-02 20:09:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 20:09:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-02 20:09:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-02 20:09:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-02 20:09:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-02 20:09:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:09:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-11-02 20:09:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-11-02 20:09:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-11-02 20:09:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-11-02 20:09:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:17,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-11-02 20:09:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-11-02 20:09:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-02 20:09:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-11-02 20:09:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-11-02 20:09:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-11-02 20:09:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-11-02 20:09:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-11-02 20:09:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2022-11-02 20:09:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2022-11-02 20:09:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:09:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:09:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-11-02 20:09:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-11-02 20:09:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2022-11-02 20:09:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-11-02 20:09:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2022-11-02 20:09:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-11-02 20:09:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2022-11-02 20:09:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2022-11-02 20:09:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2022-11-02 20:09:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2022-11-02 20:09:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-11-02 20:09:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 734 [2022-11-02 20:09:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 740 [2022-11-02 20:09:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:09:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2022-11-02 20:09:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 763 [2022-11-02 20:09:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 770 [2022-11-02 20:09:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 777 [2022-11-02 20:09:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 781 [2022-11-02 20:09:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:09:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 11201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11201 trivial. 0 not checked. [2022-11-02 20:09:18,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:09:18,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342445837] [2022-11-02 20:09:18,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342445837] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:09:18,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:09:18,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:09:18,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568023971] [2022-11-02 20:09:18,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:09:18,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:09:18,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:09:18,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:09:18,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:09:18,512 INFO L87 Difference]: Start difference. First operand 10074 states and 15104 transitions. Second operand has 9 states, 9 states have (on average 13.444444444444445) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-11-02 20:09:40,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:44,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:46,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:48,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:09:58,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:00,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:02,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:04,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:06,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:08,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:10,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:11,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:10:13,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:10:13,989 INFO L93 Difference]: Finished difference Result 49111 states and 78273 transitions. [2022-11-02 20:10:13,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-02 20:10:13,989 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.444444444444445) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) Word has length 799 [2022-11-02 20:10:13,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:10:14,255 INFO L225 Difference]: With dead ends: 49111 [2022-11-02 20:10:14,256 INFO L226 Difference]: Without dead ends: 39162 [2022-11-02 20:10:14,326 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=418, Unknown=0, NotChecked=0, Total=600 [2022-11-02 20:10:14,327 INFO L413 NwaCegarLoop]: 2614 mSDtfsCounter, 12237 mSDsluCounter, 7407 mSDsCounter, 0 mSdLazyCounter, 14289 mSolverCounterSat, 8319 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12790 SdHoareTripleChecker+Valid, 10021 SdHoareTripleChecker+Invalid, 22615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8319 IncrementalHoareTripleChecker+Valid, 14289 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:10:14,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12790 Valid, 10021 Invalid, 22615 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8319 Valid, 14289 Invalid, 7 Unknown, 0 Unchecked, 52.9s Time] [2022-11-02 20:10:14,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39162 states. [2022-11-02 20:10:16,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39162 to 29285. [2022-11-02 20:10:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29285 states, 20495 states have (on average 1.4051232007806782) internal successors, (28798), 21844 states have internal predecessors, (28798), 6901 states have call successors, (6901), 1683 states have call predecessors, (6901), 1888 states have return successors, (8504), 6633 states have call predecessors, (8504), 6900 states have call successors, (8504) [2022-11-02 20:10:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29285 states to 29285 states and 44203 transitions. [2022-11-02 20:10:17,149 INFO L78 Accepts]: Start accepts. Automaton has 29285 states and 44203 transitions. Word has length 799 [2022-11-02 20:10:17,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:10:17,150 INFO L495 AbstractCegarLoop]: Abstraction has 29285 states and 44203 transitions. [2022-11-02 20:10:17,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.444444444444445) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-11-02 20:10:17,151 INFO L276 IsEmpty]: Start isEmpty. Operand 29285 states and 44203 transitions. [2022-11-02 20:10:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 801 [2022-11-02 20:10:17,161 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:10:17,161 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:10:17,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:10:17,162 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:10:17,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:10:17,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1337068361, now seen corresponding path program 1 times [2022-11-02 20:10:17,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:10:17,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447144797] [2022-11-02 20:10:17,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:10:17,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:10:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:10:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:10:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:10:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:10:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:10:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:10:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:10:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:10:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:10:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:10:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:10:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:10:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:10:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:10:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:10:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:18,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:10:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 20:10:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-02 20:10:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-02 20:10:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-02 20:10:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-02 20:10:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-02 20:10:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-02 20:10:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-02 20:10:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-02 20:10:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:10:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-11-02 20:10:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-11-02 20:10:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-11-02 20:10:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-11-02 20:10:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-11-02 20:10:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2022-11-02 20:10:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-02 20:10:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-11-02 20:10:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2022-11-02 20:10:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-11-02 20:10:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-11-02 20:10:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2022-11-02 20:10:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2022-11-02 20:10:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2022-11-02 20:10:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:10:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:10:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-11-02 20:10:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-11-02 20:10:19,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2022-11-02 20:10:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-11-02 20:10:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2022-11-02 20:10:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2022-11-02 20:10:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2022-11-02 20:10:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2022-11-02 20:10:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2022-11-02 20:10:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2022-11-02 20:10:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2022-11-02 20:10:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 735 [2022-11-02 20:10:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 741 [2022-11-02 20:10:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-02 20:10:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2022-11-02 20:10:19,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 764 [2022-11-02 20:10:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 771 [2022-11-02 20:10:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 778 [2022-11-02 20:10:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 782 [2022-11-02 20:10:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:10:19,895 INFO L134 CoverageAnalysis]: Checked inductivity of 11201 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11201 trivial. 0 not checked. [2022-11-02 20:10:19,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:10:19,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447144797] [2022-11-02 20:10:19,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447144797] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:10:19,896 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:10:19,896 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:10:19,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347831751] [2022-11-02 20:10:19,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:10:19,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:10:19,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:10:19,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:10:19,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:10:19,899 INFO L87 Difference]: Start difference. First operand 29285 states and 44203 transitions. Second operand has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 5 states have internal predecessors, (122), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2022-11-02 20:10:39,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []