./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 791161d1 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-?-791161d [2022-07-22 18:08:35,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 18:08:35,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 18:08:35,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 18:08:35,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 18:08:35,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 18:08:35,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 18:08:35,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 18:08:35,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 18:08:35,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 18:08:35,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 18:08:35,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 18:08:35,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 18:08:35,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 18:08:35,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 18:08:35,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 18:08:35,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 18:08:35,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 18:08:35,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 18:08:35,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 18:08:35,978 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 18:08:35,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 18:08:35,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 18:08:35,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 18:08:35,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 18:08:35,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 18:08:35,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 18:08:35,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 18:08:35,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 18:08:35,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 18:08:35,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 18:08:35,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 18:08:35,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 18:08:35,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 18:08:35,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 18:08:35,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 18:08:35,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 18:08:35,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 18:08:35,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 18:08:35,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 18:08:35,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 18:08:35,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 18:08:35,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-22 18:08:36,026 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 18:08:36,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 18:08:36,028 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 18:08:36,028 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 18:08:36,028 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 18:08:36,029 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 18:08:36,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 18:08:36,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 18:08:36,029 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 18:08:36,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 18:08:36,030 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 18:08:36,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 18:08:36,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 18:08:36,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 18:08:36,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 18:08:36,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 18:08:36,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 18:08:36,031 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 18:08:36,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 18:08:36,033 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 18:08:36,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 18:08:36,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 18:08:36,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 18:08:36,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 18:08:36,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 18:08:36,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 18:08:36,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 18:08:36,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 18:08:36,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 18:08:36,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 18:08:36,035 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 18:08:36,035 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 18:08:36,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 18:08:36,035 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 [2022-07-22 18:08:36,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 18:08:36,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 18:08:36,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 18:08:36,263 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 18:08:36,264 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 18:08:36,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2022-07-22 18:08:36,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04db85104/e23a0f26a604435081a1b1e67c3b5653/FLAG6365df7a8 [2022-07-22 18:08:36,887 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 18:08:36,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2022-07-22 18:08:36,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04db85104/e23a0f26a604435081a1b1e67c3b5653/FLAG6365df7a8 [2022-07-22 18:08:37,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04db85104/e23a0f26a604435081a1b1e67c3b5653 [2022-07-22 18:08:37,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 18:08:37,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 18:08:37,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 18:08:37,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 18:08:37,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 18:08:37,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 06:08:37" (1/1) ... [2022-07-22 18:08:37,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39769574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:37, skipping insertion in model container [2022-07-22 18:08:37,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 06:08:37" (1/1) ... [2022-07-22 18:08:37,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 18:08:37,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 18:08:37,381 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] [2022-07-22 18:08:37,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 18:08:37,857 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 18:08:37,868 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] [2022-07-22 18:08:38,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 18:08:38,167 INFO L208 MainTranslator]: Completed translation [2022-07-22 18:08:38,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38 WrapperNode [2022-07-22 18:08:38,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 18:08:38,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 18:08:38,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 18:08:38,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 18:08:38,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:38,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:38,735 INFO L137 Inliner]: procedures = 101, calls = 6643, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 21156 [2022-07-22 18:08:38,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 18:08:38,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 18:08:38,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 18:08:38,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 18:08:38,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:38,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:38,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:38,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:39,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:39,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:39,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:39,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 18:08:39,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 18:08:39,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 18:08:39,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 18:08:39,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (1/1) ... [2022-07-22 18:08:39,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 18:08:39,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 18:08:39,539 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) [2022-07-22 18:08:39,547 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 [2022-07-22 18:08:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-07-22 18:08:39,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-07-22 18:08:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-07-22 18:08:39,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-07-22 18:08:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 18:08:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-07-22 18:08:39,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-07-22 18:08:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-07-22 18:08:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-07-22 18:08:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-07-22 18:08:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-07-22 18:08:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-07-22 18:08:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-07-22 18:08:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-07-22 18:08:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-07-22 18:08:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-07-22 18:08:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-07-22 18:08:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-07-22 18:08:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-07-22 18:08:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 18:08:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-07-22 18:08:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-07-22 18:08:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-07-22 18:08:39,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-07-22 18:08:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-07-22 18:08:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-07-22 18:08:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-07-22 18:08:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-07-22 18:08:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-07-22 18:08:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-07-22 18:08:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-07-22 18:08:39,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-07-22 18:08:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-07-22 18:08:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-07-22 18:08:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 18:08:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-07-22 18:08:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-07-22 18:08:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-07-22 18:08:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-07-22 18:08:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-07-22 18:08:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-07-22 18:08:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-07-22 18:08:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-07-22 18:08:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-07-22 18:08:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-07-22 18:08:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-07-22 18:08:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-07-22 18:08:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-07-22 18:08:39,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-07-22 18:08:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-07-22 18:08:39,579 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-07-22 18:08:39,579 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-07-22 18:08:39,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-07-22 18:08:39,580 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-07-22 18:08:39,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-07-22 18:08:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-07-22 18:08:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-07-22 18:08:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-07-22 18:08:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-07-22 18:08:39,581 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-07-22 18:08:39,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-07-22 18:08:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-22 18:08:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-22 18:08:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-07-22 18:08:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-07-22 18:08:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-07-22 18:08:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-07-22 18:08:39,582 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-07-22 18:08:39,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-07-22 18:08:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-07-22 18:08:39,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-07-22 18:08:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-07-22 18:08:39,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-07-22 18:08:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-07-22 18:08:39,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-07-22 18:08:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-07-22 18:08:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-07-22 18:08:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-07-22 18:08:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-07-22 18:08:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-07-22 18:08:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-07-22 18:08:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-07-22 18:08:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-07-22 18:08:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-07-22 18:08:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-07-22 18:08:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2022-07-22 18:08:39,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2022-07-22 18:08:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 18:08:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-07-22 18:08:39,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-07-22 18:08:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 18:08:39,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 18:08:40,485 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 18:08:40,487 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 18:09:23,484 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 18:09:23,516 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 18:09:23,516 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-22 18:09:23,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 06:09:23 BoogieIcfgContainer [2022-07-22 18:09:23,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 18:09:23,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 18:09:23,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 18:09:23,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 18:09:23,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 06:08:37" (1/3) ... [2022-07-22 18:09:23,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cfa483e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 06:09:23, skipping insertion in model container [2022-07-22 18:09:23,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:08:38" (2/3) ... [2022-07-22 18:09:23,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cfa483e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 06:09:23, skipping insertion in model container [2022-07-22 18:09:23,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 06:09:23" (3/3) ... [2022-07-22 18:09:23,533 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-1.c [2022-07-22 18:09:23,546 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 18:09:23,547 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 18:09:23,651 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 18:09:23,657 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@1e9c30db, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@67c3b612 [2022-07-22 18:09:23,657 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 18:09:23,671 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) [2022-07-22 18:09:23,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2022-07-22 18:09:23,955 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 18:09:23,958 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] [2022-07-22 18:09:23,959 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 18:09:23,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 18:09:23,976 INFO L85 PathProgramCache]: Analyzing trace with hash -297338650, now seen corresponding path program 1 times [2022-07-22 18:09:23,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 18:09:23,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768277270] [2022-07-22 18:09:23,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 18:09:23,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms