./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 32bit --witnessprinter.graph.data.programhash 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 17:54:28,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 17:54:28,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 17:54:28,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 17:54:28,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 17:54:28,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 17:54:28,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 17:54:28,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 17:54:28,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 17:54:28,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 17:54:28,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 17:54:28,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 17:54:28,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 17:54:28,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 17:54:28,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 17:54:28,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 17:54:28,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 17:54:28,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 17:54:28,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 17:54:28,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 17:54:28,871 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 17:54:28,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 17:54:28,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 17:54:28,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 17:54:28,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 17:54:28,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 17:54:28,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 17:54:28,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 17:54:28,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 17:54:28,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 17:54:28,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 17:54:28,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 17:54:28,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 17:54:28,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 17:54:28,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 17:54:28,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 17:54:28,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 17:54:28,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 17:54:28,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 17:54:28,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 17:54:28,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 17:54:28,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 17:54:28,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 17:54:28,924 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 17:54:28,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 17:54:28,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 17:54:28,926 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 17:54:28,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 17:54:28,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 17:54:28,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 17:54:28,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 17:54:28,928 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 17:54:28,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 17:54:28,929 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 17:54:28,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 17:54:28,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 17:54:28,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 17:54:28,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 17:54:28,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 17:54:28,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 17:54:28,931 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 17:54:28,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 17:54:28,931 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 17:54:28,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 17:54:28,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 17:54:28,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 17:54:28,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 17:54:28,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 17:54:28,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 17:54:28,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 17:54:28,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 17:54:28,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 17:54:28,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 17:54:28,933 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 17:54:28,934 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 17:54:28,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 17:54:28,934 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 [2022-07-19 17:54:29,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 17:54:29,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 17:54:29,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 17:54:29,215 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 17:54:29,216 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 17:54:29,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2022-07-19 17:54:29,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde6facaa/7311d5e2b40e4a10b97fde30ca39a025/FLAGf5d71f93d [2022-07-19 17:54:30,238 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 17:54:30,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2022-07-19 17:54:30,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde6facaa/7311d5e2b40e4a10b97fde30ca39a025/FLAGf5d71f93d [2022-07-19 17:54:30,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde6facaa/7311d5e2b40e4a10b97fde30ca39a025 [2022-07-19 17:54:30,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 17:54:30,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 17:54:30,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 17:54:30,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 17:54:30,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 17:54:30,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:30,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37857baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30, skipping insertion in model container [2022-07-19 17:54:30,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:30,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 17:54:31,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 17:54:31,429 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c[2216,2229] [2022-07-19 17:54:32,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 17:54:32,347 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 17:54:32,362 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c[2216,2229] [2022-07-19 17:54:32,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 17:54:32,896 INFO L208 MainTranslator]: Completed translation [2022-07-19 17:54:32,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32 WrapperNode [2022-07-19 17:54:32,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 17:54:32,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 17:54:32,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 17:54:32,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 17:54:32,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:33,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:33,787 INFO L137 Inliner]: procedures = 101, calls = 6643, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 21156 [2022-07-19 17:54:33,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 17:54:33,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 17:54:33,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 17:54:33,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 17:54:33,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:33,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:34,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:34,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:34,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:34,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:35,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:35,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 17:54:35,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 17:54:35,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 17:54:35,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 17:54:35,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (1/1) ... [2022-07-19 17:54:35,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 17:54:35,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 17:54:35,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 17:54:35,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 17:54:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-07-19 17:54:35,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-07-19 17:54:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-07-19 17:54:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-07-19 17:54:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 17:54:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-07-19 17:54:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-07-19 17:54:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-07-19 17:54:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-07-19 17:54:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-07-19 17:54:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-07-19 17:54:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-07-19 17:54:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-07-19 17:54:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-07-19 17:54:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-07-19 17:54:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-07-19 17:54:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-07-19 17:54:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-07-19 17:54:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-07-19 17:54:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 17:54:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-07-19 17:54:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-07-19 17:54:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-07-19 17:54:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-07-19 17:54:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-07-19 17:54:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-07-19 17:54:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-07-19 17:54:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-07-19 17:54:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-07-19 17:54:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-07-19 17:54:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-07-19 17:54:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-07-19 17:54:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-07-19 17:54:35,389 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-07-19 17:54:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 17:54:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-07-19 17:54:35,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-07-19 17:54:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-07-19 17:54:35,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-07-19 17:54:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-07-19 17:54:35,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-07-19 17:54:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-07-19 17:54:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-07-19 17:54:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-07-19 17:54:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-07-19 17:54:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-07-19 17:54:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-07-19 17:54:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-07-19 17:54:35,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-07-19 17:54:35,392 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-07-19 17:54:35,392 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-07-19 17:54:35,393 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-07-19 17:54:35,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-07-19 17:54:35,394 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-07-19 17:54:35,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-07-19 17:54:35,394 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-07-19 17:54:35,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-07-19 17:54:35,395 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-07-19 17:54:35,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-07-19 17:54:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-07-19 17:54:35,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-07-19 17:54:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-19 17:54:35,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-19 17:54:35,396 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-07-19 17:54:35,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-07-19 17:54:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-07-19 17:54:35,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-07-19 17:54:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-07-19 17:54:35,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-07-19 17:54:35,397 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-07-19 17:54:35,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-07-19 17:54:35,398 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-07-19 17:54:35,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-07-19 17:54:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-07-19 17:54:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-07-19 17:54:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-07-19 17:54:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-07-19 17:54:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-07-19 17:54:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-07-19 17:54:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-07-19 17:54:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-07-19 17:54:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-07-19 17:54:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-07-19 17:54:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-07-19 17:54:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-07-19 17:54:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2022-07-19 17:54:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2022-07-19 17:54:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 17:54:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-07-19 17:54:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-07-19 17:54:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 17:54:35,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 17:54:36,868 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 17:54:36,872 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 17:55:27,742 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 17:55:27,772 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 17:55:27,772 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-19 17:55:27,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 05:55:27 BoogieIcfgContainer [2022-07-19 17:55:27,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 17:55:27,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 17:55:27,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 17:55:27,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 17:55:27,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 05:54:30" (1/3) ... [2022-07-19 17:55:27,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5758265d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 05:55:27, skipping insertion in model container [2022-07-19 17:55:27,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:32" (2/3) ... [2022-07-19 17:55:27,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5758265d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 05:55:27, skipping insertion in model container [2022-07-19 17:55:27,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 05:55:27" (3/3) ... [2022-07-19 17:55:27,785 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-1.c [2022-07-19 17:55:27,797 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 17:55:27,797 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 17:55:27,914 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 17:55:27,920 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@71e82de3, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@ccccb6b [2022-07-19 17:55:27,921 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 17:55:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand has 4809 states, 4424 states have (on average 1.5476943942133816) internal successors, (6847), 4448 states have internal predecessors, (6847), 340 states have call successors, (340), 43 states have call predecessors, (340), 43 states have return successors, (340), 330 states have call predecessors, (340), 340 states have call successors, (340) [2022-07-19 17:55:28,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2022-07-19 17:55:28,098 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 17:55:28,102 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 17:55:28,102 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 17:55:28,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 17:55:28,109 INFO L85 PathProgramCache]: Analyzing trace with hash -297338650, now seen corresponding path program 1 times [2022-07-19 17:55:28,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 17:55:28,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387535769] [2022-07-19 17:55:28,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 17:55:28,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms